Yokogawa spare parts and accessories help maintain, upgrade, and extend the life of automation systems. From controllers to modules and connectors, these components reduce downtime and ensure continuous operation.
Yokogawa Other Parts
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Yokogawa Dummy Cover Module | ADCV01 | Yokogawa
Yokogawa ADCV01 Dummy Cover Module The Yokogawa ADCV01, also cataloged as the ADCV01 Dummy Cover Module, operates as a dedicated hardware component for physically protecting unused I/O module slots within CENTUM VP and FIO Node Units. Hardware Specifications Parameter Specification ModelBrand Yokogawa ADCV01 Origin Japan Weight 0.1 kg Dimensions 20.6 mm × 131 mm × 24.2 mm OperatingTemp -10 to 60 degC (typical industrial range) PowerConsumption None (non-functional) Material Industrial-grade non-conductive plastic Color Gray CompatibleSystems CENTUM VP, FIO Node Units (e.g., ANB10, ANB11) Mounting Snap-fit or screw-mounted Process ControlI ntegration Features The ADCV01 ensures channel-to-channel isolation within the control cabinet by physically separating active I/O modules from empty slots. This supports the maintenance of proper airflow for module cooling and reduces potential electrical interference between adjacent modules. The module's form factor complies with standard CENTUM VP slot dimensions, allowing uniform alignment and structural integrity across DCS enclosures. Frequently Asked Questions Q: Can the ADCV01 be installed while the system is powered?A: Yes, installation is fully mechanical with no electrical connection, allowing hot-swap insertion without affecting system operation. Q: Does the dummy cover affect cabinet cooling performance?A: Yes, it maintains optimized airflow by blocking open slots, directing forced-air cooling to active modules. Q: Are there grounding requirements for the module?A: No electrical grounding is required; the module is non-conductive and serves purely as a mechanical cover. Field Installation Guidelines Align the ADCV01 with the intended empty slot, ensuring the backplane connector is fully covered. Insert using the snap-fit mechanism or secure with screws as appropriate. Avoid forcing the module; it should slide into the slot with minimal resistance. Maintain clearance around adjacent modules to prevent airflow obstruction. Confirm that all cabinet doors and panels close correctly after installation to maintain environmental sealing.
$200.00 $100.00
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Yokogawa Yokogawa KS1-20 Interface Signal Cable
Yokogawa KS1-20 Interface Signal Cable The Yokogawa Electric Corporation KS1-20 (KS1-20) Interface Signal Cable serves as a dedicated physical interconnect assembly for CENTUM VP / CS 3000 I/O signal routing, executing direct pin-to-pin electrical transfer between high-density field I/O modules and system-side terminal assemblies. Configured for 40-pin dual-ended architecture, it supports deterministic signal continuity for multi-channel analog and digital I/O backplane extensions within Yokogawa DCS hardware chains. SuffixBreakdown & Model Matrix KS1: Interface signal cable family designation for DCS I/O interconnection -20: Factory-defined cable length class of 20 m No additional functional suffix decoding is applicable beyond mechanical length and assembly revision coding Hardware Specifications Parameter Specification ModelBrand Yokogawa KS1-20 Origin Japan Weight Approx. 2.0 kg Dimensions 20 m length (factory assembly) OperatingTemp -20 degC to +70 degC PowerConsumption Passive component (no electrical consumption) Connector Type 40-pin male to 40-pin male Cable Structure 20-pair (40-core) shielded twisted assembly System Compatibility CENTUM VP, CENTUM CS 3000, ProSafe-RS Signal Interface Multi-channel analog/digital I/O interconnect Process Signal Integrity Characteristics (DCS Interconnect Layer) Within Yokogawa Electric Corporation DCS architectures, the KS1-20 cable maintains controlled impedance continuity across high-density signal lanes linking FIO modules and termination boards. Shielding architecture supports channel-to-channel isolation behavior consistent with low-level analog transmission (4-20 mA loop signals and low-voltage discrete I/O). The multi-pair layout minimizes cross-talk coupling between adjacent signal groups during extended cabinet routing, particularly in dense CENTUM I/O nests where parallel signal bundling is present. Ground reference continuity is maintained through overall braid shielding termination at cabinet entry points. Frequently Asked Questions Q1: Can KS1-20 be hot-swapped during system operation?A1: No. The cable is a passive interconnect assembly without hot-swap design. System power isolation is required before connector disengagement to avoid pin-level transient coupling. Q2: Does the 40-pin interface support mixed analog and digital signals simultaneously?A2: Yes. The pin matrix is designed for mixed I/O allocation, provided mapping follows CENTUM I/O assignment rules at the module level. Q3: Is shielding continuity dependent on both connector ends?A3: Yes. Shield termination integrity depends on proper mating at both 40-pin connectors and cabinet grounding reference points. Field Installation Guidelines Maintain minimum bend radius consistent with multi-pair shielded industrial cables to prevent conductor fatigue at connector neck regions Ensure full 40-pin connector seating before applying strain relief clamps Terminate shield grounding at designated cabinet earth points only; avoid multi-point grounding loops Route cable away from high-voltage switching lines and inverter output conductors to reduce EMI coupling Use dedicated cable trays or trunking systems to maintain mechanical separation from power wiring bundles
$200.00 $100.00
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Yokogawa Yokogawa EB401-50 ER Bus Interface Module
Yokogawa EB401-50 ER Bus Interface Module The Yokogawa EB401-50, also cataloged as the EB401 ER Bus Interface Module, operates as a dedicated hardware component for high-speed data transfer between field control units and central control systems within CENTUM VP distributed control networks. Hardware Specifications Parameter Specification Model Brand Yokogawa EB401-50 Origin Japan Weight 0.35 kg Dimensions Slot-mounted, standard FCS rack unit form factor Operating Temp 0 to 50 degC Power Consumption Approx. 0.5–0.7 A at 5 V DC Communication Protocol Vnet/IP Bus Type ER (Extended Remote Bus) Transmission Speed 10 Mbps Maximum Transmission Distance 185 meters (coaxial cable YCB141/YCB311) Redundant Capability Dual-redundant configuration supported Installation Factor Single: 150, Dual: 450 Installation Limitations ANB10D: Total factor <100; AFV10D/AFV30: Total factor <65 Process Control Connectivity Features The module provides channel-to-channel isolation between ER Bus communication paths to reduce electrical interference. It supports integration with 4-20 mA HART loop protocol signals where remote I/O modules interface with analog process inputs. Cold junction compensation (CJC) routines are included when the module interfaces with thermocouple signals through connected field units, ensuring temperature measurements remain within specification limits. Frequently Asked Questions Q: VnA: Is the EB401-50 hot-swappable during normal system operation?A: Yes, the module supports online replacement; the FCS manages seamless failover to the redundant module. Q: VnA: What are the constraints for dual-redundant installation?A: Maximum installation factor is 450 for a dual-redundant pair, ensuring bus load does not exceed specifications. Q: VnA: Are firmware versions required to match the EB401-50 revision?A: Firmware compatibility must be verified with the FCS to maintain bus communication integrity during operations. Field Installation Guidelines Mount the EB401-50 in the designated FCS slot with proper alignment to the backplane. Ensure coaxial bus cables (YCB141/YCB311) maintain shielding continuity to minimize EMI. Maintain segment distances below 185 meters per bus section. Adhere to installation factors to prevent bus overload. Provide secure grounding for the rack and module to meet industrial EMC standards. Observe separation from high-power cables and avoid tight bending radii on coaxial lines.
$200.00 $100.00
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Yokogawa 10-Slot Backplane Module | Yokogawa S9981DE-01
Yokogawa S9981DE-01 10-Slot Backplane Module The Yokogawa S9981DE-01, also cataloged as the S9981DE-01 10-Slot Backplane Module, operates as a dedicated hardware component for interconnecting I/O and peripheral modules within Yokogawa DCS platforms. Hardware Specifications Parameter Specification ModelBrand Yokogawa S9981DE-01 ProductType 10-Slot Backplane / Rack Base Module SlotCount 10 Slots Dimensions 17.5 in x 5.3 in x 1.0 in (44.5 cm x 13.3 cm x 2.5 cm) Weight ~2 lbs 0.3 oz (0.9–1.0 kg) Origin Japan / Germany OperatingTemp Standard industrial cabinet conditions, natural convection cooling PowerConsumption Dependent on installed modules; backplane provides standardized voltage rails Application DCS/PLC Node Interface systems, process automation DCS Connectivity Features The S9981DE-01 implements channel-to-channel isolation to maintain signal integrity across analog and digital module buses. It supports FOUNDATION Fieldbus and Profibus PA connectivity through standardized module slots and ensures minimal cross-talk between adjacent module channels. The design accommodates cold junction compensation (CJc) in thermocouple measurement loops when interfacing with temperature I/O modules. Frequently Asked Questions Q: Can the backplane support hot-swap of modules?A: Only certain I/O modules designed for the S9981DE-01 can be inserted or removed under powered conditions. Verify individual module specifications before hot-swap operations. Q: What is the maximum current capacity per slot?A: Each slot follows Yokogawa bus voltage and current specifications. The total current must not exceed the designed backplane load limits; consult system documentation for maximum per-slot consumption. Q: Are firmware updates required on the backplane itself?A: The backplane does not contain firmware; updates apply only to installed intelligent modules or controllers. Field Installation Guidelines Mount the backplane in a standard cabinet or rack using recommended fasteners to prevent mechanical stress. Ensure proper grounding of the backplane chassis to reduce EMI and maintain channel isolation. Avoid routing high-current AC lines adjacent to signal modules; maintain separation according to industrial control wiring standards. Allow for adequate airflow around the backplane to prevent overheating. Verify all module connectors are fully seated and aligned to prevent bus communication faults.
$200.00 $100.00
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Yokogawa Yokogawa AFS30D-H4113 Field Control Unit
Yokogawa AFS30D-H4113 Field Control Unit Configured for duplexed process control execution and field I/O management in CENTUM CS 3000 / CENTUM VP DCS platforms, the Yokogawa AFS30D-H4113 (AFS30D-H4113 Field Control Unit) provides direct physical/electrical execution. Suffix Breakdown & Model Matrix No validated suffix segmentation is available from the provided dataset for AFS30D-H4113. The identifier is treated as a single fixed configuration code. Hardware Specifications Parameter Specification ModelBrand Yokogawa AFS30D-H4113 Origin Japan Weight Approx. 19 kg Dimensions 19-inch rack mounted module (exact envelope not specified) OperatingTemp Not specified (refer to Yokogawa CENTUM hardware environment limits) PowerConsumption 100-120 V AC: 250 VA; 220-240 V AC: 400 VA; 24 V DC: 4.5 A Processor VR5432 @ 133 MHz Main Memory 16 Mbyte Control Network Dual-redundant Vnet Field Network FIO / RIO compatible interface Architecture Duplexed dual-processor redundancy Channel-to-Channel Isolation and Process Control Signaling The AFS30D-H4113 implements DCS-level signal integrity management through isolated processing domains between redundant CPU execution paths. Field I/O acquisition is synchronized via FIO bus timing arbitration, ensuring deterministic scan alignment under Vnet communication scheduling. Control execution supports standard industrial loop integration including 4-20 mA HART protocol, FOUNDATION Fieldbus compatibility, and segmented channel isolation to minimize inter-module signal coupling under high-density cabinet configurations. Frequently Asked Questions Q: Does the AFS30D-H4113 support hot standby redundancy switching?A: Yes. The duplexed architecture executes continuous synchronization between primary and secondary processing units, enabling bumpless transfer upon fault detection. Q: What is the memory retention behavior during power loss?A: Main memory is battery-backed for up to 72 hours, with a minimum recharge time requirement of 48 hours after depletion. Q: Can the FCU operate with mixed Vnet and FIO topologies?A: Yes. The unit maintains Vnet control communication while interfacing with distributed FIO field I/O nodes under a segmented network architecture. Field Installation Guidelines The FCU shall be installed in a standard 19-inch industrial control rack with verified grounding continuity between chassis and cabinet earth bus. Shielded twisted pair cabling is required for Vnet communication lines, with shield termination at a single-point ground to prevent circulating loop currents. Maintain physical separation between power conductors and communication wiring to reduce electromagnetic coupling. Ensure sufficient clearance for airflow around redundant power supply sections to avoid thermal accumulation in high-density cabinet layouts.
$200.00 $100.00
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Yokogawa Yokogawa AFF50D-H41111 Analog I/O Module
Yokogawa AFF50D-H41111 Analog I/O Module Configured for analog signal acquisition in distributed control loop interfacing within DCS field input/output subsystems, the Yokogawa AAI141 / AAV141 / AAV142 / AAB141 Analog I/O Module operates as a direct electrical signal conversion interface between 4-20 mA DC / 1-5 V DC / -10 to 10 V DC field transmitters and controller-side data acquisition buses within Yokogawa CENTUM platforms. Suffix Breakdown & Model Matrix AAI141, AAV141, AAV142, and AAB141 represent distinct analog input/output module variants within the same non-isolated 16-channel I/O family. Each variant is configured for specific signal type handling (current or voltage input ranges) and terminal implementation style (e.g., pressure clamp, KS cable, MIL connector compatibility). No additional structural decomposition is defined in the provided specification. Hardware Specifications Parameter Specification ModelBrand AFF50D-H41111 Origin Not specified Weight 0.2 kg PowerConsumption 5 VDC: 310 mA / 24 VDC: 450 mA Input Channels 16 channels, non-isolated Input Signal Types 4-20 mA DC, 1-5 V DC, -10 to 10 V DC Input Resistance (Power ON) 400 ohm (20 mA) to 1000 ohm (4 mA), 1 Mohm or larger Input Resistance (Power OFF) 340 kohm to 660 kohm (variant dependent), 500 kohm or larger Accuracy +/-16 uA, +/-4 mV, +/-20 mV Data Update Period 10 ms Step Response Time 100 ms Transmitter Power Supply >=14.8 V at 20 mA, <=26.4 V at 0 mA Output Current Limit 27 mA Temperature Drift +/-16 uA / 10 degC, +/-4 mV / 10 degC, +/-20 mV / 10 degC External Connection Pressure clamp terminal, KS cable, MIL connector cable Yokogawa 4-20 mA Signal Acquisition Characteristics The module processes analog loop signals using 4-20 mA current input scaling with defined input resistance variation across operating range. Channel sampling is executed with a 10 ms update cycle and 100 ms step response behavior, supporting deterministic acquisition timing for controller-side data processing. The internal transmitter power supply output supports up to 27 mA current limiting for 2-wire field devices. The analog front-end design is aligned with Yokogawa DCS signal conditioning architecture, including support for mixed voltage and current input termination across 16-channel parallel acquisition paths without channel isolation. Frequently Asked Questions Q: Does the module support hot-swap replacement during operation?A: Hot-swap capability is not specified in the provided electrical and mechanical definition. Replacement should assume system power-down or rack maintenance mode unless system-level redundancy documentation defines otherwise. Q: What is the backplane power load behavior under full channel utilization?A: Maximum current consumption is defined as 310 mA at 5 VDC and 450 mA at 24 VDC. Full channel loading does not modify backplane limits beyond these specified values. Q: Is channel-to-channel electrical isolation implemented?A: The input architecture is defined as 16-channel non-isolated, therefore channels share a common reference structure without galvanic separation. Field Installation Guidelines Signal cabling shall maintain separation from high-voltage and switching power lines to reduce induced noise on 4-20 mA and low-voltage input loops. Shield termination should be executed at a single grounding point on the cabinet side to prevent ground loop formation. Terminal tightening must follow manufacturer-specified pressure clamp torque requirements for stable contact resistance. For KS cable or MIL connector variants, verify pin alignment prior to insertion to avoid misrouting of analog channels. Transmitter loops should be validated under power-on resistance conditions before commissioning to ensure correct input scaling across all active channels.
$200.00 $100.00
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Yokogawa Yokogawa ASI133-H00 FIO Analog Input Module
Yokogawa ASI133-H00 FIO Analog Input Module Configured for 4-20 mA analog signal acquisition in Yokogawa CENTUM VP / FIO I/O architecture, the Yokogawa ASI133-H00 (ASI133-H00 Analog Input Module) provides direct electrical interface for field transmitter current loop measurement and A/D conversion through isolated input channels. Hardware Specifications Parameter Specification ModelBrand Yokogawa ASI133-H00 Origin Not specified Weight Approx. 0.30 kg Dimensions Not specified OperatingTemp Not specified (industrial module class, typical DCS range assumed by system design) PowerConsumption 5 VDC: 150 mA / 24 VDC: 450 mA Input Signal 4-20 mA DC Channels 8 channels, isolated Withstanding Voltage 1500 VAC Input Resistance 400 Ohm to 925 Ohm (power ON condition dependent) Accuracy +/-16 uA Step Response Time 100 ms Data Update Period 10 ms HART Support Available Transmitter Supply 16 VDC or higher (20 mA current limited) Yokogawa 4-20 mA HART Channel Isolation Architecture The ASI133-H00 implements channel-to-system galvanic isolation for each of the 8 input channels, enabling independent loop measurement without shared reference drift. The 4-20 mA interface is designed to maintain measurement linearity under variable loop impedance conditions, while preserving HART FSK signaling integrity across the same current loop. HART communication is transparently passed through the input circuitry, allowing bidirectional digital overlay without interrupting analog conversion. The isolation barrier supports suppression of ground potential differences between field transmitters and system backplane, maintaining stable conversion accuracy within +/-16 uA tolerance. Frequently Asked Questions Q: Can the ASI133-H00 accept both 2-wire and 4-wire transmitters?A: Yes. Input impedance and loop supply design support both 2-wire loop-powered and 4-wire externally powered 4-20 mA transmitters, with independent channel isolation. Q: Does channel isolation allow shared field grounding?A: No. Each channel is galvanically isolated from system ground, preventing shared ground reference coupling across channels. Q: What happens to HART signals during A/D conversion?A: HART FSK signals are superimposed on the 4-20 mA loop and pass through the input stage without attenuation of digital modulation components. Field Installation Guidelines Field wiring shall maintain twisted-pair routing for each 4-20 mA loop, with shield termination performed at a single control cabinet ground point only. Do not distribute shield grounding across field junctions. Loop supply polarity must be verified before energizing transmitter circuits. Input terminals must not exceed allowable input current of 22.5 mA per channel. Maintain separation between analog input wiring and high-voltage or switching conductors to reduce induced coupling on low-level current loops. Ensure proper seating of pressure clamp terminals (ATSA3 series) before power application.
$200.00 $100.00
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Yokogawa Yokogawa S9981DE-02 | Backplane Interface Unit
Yokogawa S9981DE-02 Backplane Interface Unit Configured for inter-module communication and backplane signal distribution in industrial control chassis, the Yokogawa S9981DE-02 (S9981DE-02 Backplane Interface Unit) provides direct physical/electrical execution within Yokogawa STARDOM and distributed control architectures. The unit functions as a slot-based mechanical and electrical interconnect structure for I/O and communication modules. Hardware Specifications Parameter Specification ModelBrand Yokogawa S9981DE-02 Origin Japan Weight Approx. 1.0 kg Dimensions 482 mm (W) x 210 mm (H) x 220 mm (D) Product Type 10-Slot Backplane / Interface Unit Slot Capacity Up to 10 modules Signal Types Thermocouples, RTDs, voltage, current, digital signals Channel Capacity Up to 16 channels (system configuration dependent) Isolation Channel-to-channel isolation architecture Yokogawa Process Interface and Backplane Architecture The S9981DE-02 implements a modular backplane structure for deterministic inter-module communication across Yokogawa control platforms. Signal routing is handled through a passive/active slot interconnect scheme depending on system configuration, supporting mixed-signal I/O modules within a unified chassis. Within Yokogawa distributed control environments, the backplane design aligns with channel isolation requirements for process signal integrity, including suppression of cross-channel coupling and ground loop effects. Integration with analog and digital I/O modules supports standard industrial signal formats such as 4-20 mA loops and voltage-based measurement inputs. Backplane segmentation ensures controlled signal referencing across module boundaries in multi-channel acquisition systems. Frequently Asked Questions Q: Does the S9981DE-02 support hot-swapping of I/O modules?A: Hot-swap capability is determined by the installed I/O modules and system controller. The backplane itself provides physical slot connectivity without enforcing switching logic. Q: Is channel isolation handled at the backplane level or module level?A: Isolation is implemented primarily at the I/O module level, while the backplane supports structural separation and controlled signal routing between slots. Q: Can mixed signal types be used simultaneously across slots?A: Yes. The backplane architecture supports simultaneous installation of modules handling thermocouple, RTD, voltage, current, and digital inputs, subject to system configuration rules. Field Installation Guidelines Install unit only in a grounded industrial control cabinet with proper DIN rail or rack support. Maintain separation between power cabling and signal wiring to reduce electromagnetic coupling. Ensure backplane connectors are fully seated without mechanical stress on slot interfaces. Use shielded cabling for analog and low-level signal modules, with shield termination at designated grounding points. Verify enclosure ventilation conditions match system-level thermal requirements before energizing modules. Avoid contamination of slot connectors; inspect for dust or oxidation prior to module insertion.
$200.00 $100.00
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Yokogawa Yokogawa NFTR8S-10 Pressure Clamp Terminal Block Module
Yokogawa NFTR8S-10 Pressure Clamp Terminal Block Module Configured for field wiring termination between STARDOM I/O modules and field devices in Yokogawa STARDOM FCN/FCJ DCS platforms, the Yokogawa NFTR8S-10 S2 (NFTR8S-10 Pressure Clamp Terminal Block Module) provides direct physical/electrical execution of multi-channel signal routing between field termination points and modular I/O assemblies. HardwareSpecifications Parameter Specification ModelBrand Yokogawa NFTR8S-10 S2 Origin Japan Weight Approx. 0.1 kg Dimensions 22 mm x 124 mm x 126 mm OperatingTemp 0 degC to 55 degC (standard) PowerConsumption Passive module, no internal power consumption Wiring Method Spring-loaded pressure clamp terminals Wire Range 0.5 mm2 to 2.5 mm2 Rated Voltage Up to 250 VAC/VDC (system dependent) Rated Current Up to 24 A terminal rating Yokogawa DCS Field Termination Interface Characteristics The NFTR8S-10 is implemented as a passive field termination interface within Yokogawa STARDOM architectures, supporting structured signal routing to analog and RTD input modules such as NFAR series I/O cards. The pressure clamp mechanism provides constant-force contact pressure independent of mechanical torque retention, reducing variation in loop resistance under vibration exposure. Channel wiring integrity is maintained for low-level instrumentation signals including 4-20 mA loops and resistance temperature detector circuits where junction stability and low contact impedance are required. The terminal structure supports consistent potential referencing for shielded cable grounding schemes and minimizes contact degradation under thermal cycling conditions. FrequentlyAskedQuestions Q: Does the NFTR8S-10 support electrical hot-swap during I/O module replacementA: The terminal block itself is passive and remains electrically static. Hot-swap capability depends on the connected STARDOM I/O module and system backplane design. Field wiring continuity is maintained via fixed clamp retention. Q: Is channel-to-channel isolation provided within the NFTR8S-10A: Isolation is not implemented inside the terminal block. Electrical isolation is determined by the connected I/O module. The NFTR8S-10 only provides physical termination and conductor separation. Q: Can high-density analog loops such as 4-20 mA and RTD inputs be mixed on the same blockA: Mixed signal routing is possible only according to system wiring design rules. The terminal block imposes no signal conditioning; separation and shielding must be defined at panel level. FieldInstallationGuidelines Field installation requires insertion of stripped conductors into the pressure clamp mechanism with verified conductor gauge compliance between 0.5 mm2 and 2.5 mm2. Ensure full seating of conductors to maintain stable contact force within the spring terminal assembly. Shielded cables should be terminated according to single-point grounding rules at the panel side to avoid circulating ground currents across STARDOM I/O reference planes. Maintain segregation between analog, RTD, and discrete wiring bundles to reduce capacitive coupling effects. No torque tools are required for termination; however, conductor pull-test verification is recommended after insertion to confirm mechanical retention integrity under vibration conditions.
$200.00 $100.00
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Yokogawa Pressure Clamp Terminal Block | Yokogawa NFTA4S-10
Yokogawa NFTA4S-10 Pressure Clamp Terminal Block Configured for connecting 4-20 mA loop signals from field transmitters in Yokogawa STARDOM Distributed Control System networks, the Yokogawa NFTA4S-10 (NFTA4S-10 Pressure Clamp Terminal Block) provides direct physical/electrical execution. The unit operates as a 16-channel non-isolated termination interface for analog signal aggregation into FCN-based controller I/O modules. Channel conductors share a common reference potential, and signal integrity is dependent on loop grounding topology and external wiring discipline. Mechanical retention is achieved via pressure clamp terminals intended for vibration-prone cabinet environments. Hardware Specifications Parameter Specification ModelBrand Yokogawa NFTA4S-10 Origin Japan Weight Approx. 0.2 kg (net), approx. 1.0 kg (shipping) OperatingTemp -40 degC to +70 degC PowerConsumption Passive device (no active power consumption) Channels 16 analog channels Signal Types 4-20 mA DC, 1-5 V DC Isolation Non-isolated, common ground architecture Input Resistance 250 ohm (power ON), >=500 kohm (power OFF) Wiring Range 0.2 to 2.5 mm2 Compliance IEC61010-1, UL, CSA Yokogawa STARDOM Interface Electrical Behavior The NFTA4S-10 is designed for integration with Yokogawa analog I/O infrastructure under the STARDOM Distributed Control System architecture. The non-isolated channel structure results in all 16 measurement paths referencing a shared electrical ground. In 4-20 mA loop operation, loop compliance voltage and return path impedance directly influence measurement stability. In multi-channel installations, external field wiring layout determines susceptibility to ground potential differences and induced noise coupling between adjacent channels. Signal conditioning is performed at the paired controller module level rather than at the terminal block, meaning the NFTA4S-10 functions strictly as a passive termination and distribution interface without galvanic separation or onboard filtering. Frequently Asked Questions Q: Can the NFTA4S-10 support hot-swap operation under live 4-20 mA loops?A: The terminal block itself has no active circuitry. However, inserting or removing field wiring under energized loop conditions can interrupt current continuity and should be evaluated against loop power design margins. Q: Does the non-isolated architecture allow channel-to-channel interference?A: Yes. All channels share a common ground reference. Crosstalk risk is dependent on wiring separation, shielding termination, and external loop impedance rather than internal isolation. Q: Is the input resistance stable across power states?A: The design specifies approximately 250 ohm during energized module operation and high impedance (>=500 kohm) when de-energized, affecting loop diagnostic behavior during shutdown conditions. Field Installation Guidelines Maintain segregated routing between analog signal cables and high-voltage conductors to reduce inductive coupling. Shield drains should be terminated at a single cabinet reference point to avoid ground loop formation. DIN rail mounting must ensure full mechanical engagement of the terminal block to prevent micro-disconnection under vibration. Torque-free pressure clamp insertion requires fully stripped conductors within rated cross-sectional limits (0.2 to 2.5 mm2). Verify loop polarity before energization to prevent reverse current conditions in 4-20 mA circuits.
$200.00 $100.00
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Yokogawa Analog Input Modules | Yokogawa NFTA4S-00 Terminal Block
Yokogawa NFTA4S-00 Pressure Clamp Terminal Block Configured for analog signal termination and field wiring distribution in STARDOM modular controller environments, the Yokogawa NFTA4S-0oj (NFTA4S-00) Pressure Clamp TerminalBlock provides direct electrical execution for multi-channel 4-20 mA and voltage I/O interfacing within Yokogawa distributed control architectures. Suffix Breakdown & Model Matrix No documented suffix decomposition is defined in the provided input data for NFTA4S-0oj / NFTA4S-00. The designation is treated as a single catalog ordering identifier. Hardware Specifications Parameter Specification ModelBrand Yokogawa NFTA4S-0oj Origin Not specified Weight 1.0 kg Dimensions 482 mm x 210 mm x 220 mm Channel Capacity 16-channel analog I/O termination Input Signal Types 4-20 mA, 0-10 V, +/-10 V selectable Output Signal Type 4-20 mA Resolution 12-bit Accuracy +/-0.1% full scale Terminal Type Pressure clamp terminals Yokogawa Process Interface Signal Architecture The Yokogawa NFTA4S-0oj integrates into STARDOM modular controller I/O layers using 4-20 mA loop-based process signaling and voltage acquisition channels. Channel-to-channel electrical separation is implemented at the terminal distribution level to stabilize mixed analog acquisition environments. Pressure clamp termination geometry ensures fixed-force conductor retention for vibration-resistant field wiring integrity in high-density I/O cabinets. Frequently Asked Questions Q: Can the NFTA4S-0oj handle mixed current and voltage inputs simultaneously?A: Yes. Channel groups support configurable 4-20 mA, 0-10 V, and +/-10 V input types per design specification. Q: Does the module require active field-side power distribution?A: Field signal routing is passive at terminal level; excitation depends on connected STARDOM I/O module configuration. Q: Is hot-swapping supported at the terminal block level?A: The terminal block itself is passive hardware; hot-swap capability is determined by the host I/O module and backplane design. Field Installation Guidelines Ensure all field conductors are stripped to manufacturer-recommended insertion depth before pressure clamp engagement. Maintain segregation between analog signal wiring and power conductors to reduce induced coupling on 4-20 mA loops. Verify tightening pressure consistency across all 16 channels prior to system energization. Use shield grounding at single-point cabinet earth reference to avoid ground loop formation in mixed analog networks. Confirm mechanical seating alignment with STARDOM I/O rack before applying system-level power.
$200.00 $100.00
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Yokogawa Serial Communication Module | Yokogawa NFLR121-S50
Yokogawa NFLR121-S50 Serial Communication Module The Yokogawa NFLR121-S50, also cataloged as the NFLR121 Serial Communication Module, operates as a dedicated hardware component for RS-422/RS-485 serial data exchange within Yokogawa STARDOM and CENTUM VP control systems. HardwareSpecifications Parameter Specification ModelBrand Yokogawa NFLR121-S50 Origin Japan Weight 0.3 kg (Net), ~1.0 kg (Shipping) Dimensions Standard STARDOM modular form factor OperatingTemp -10 degC to +55 degC StorageTemp -25 degC to +70 degC Humidity 5% to 95% RH, non-condensing PowerConsumption 500 mA Max InterfaceType RS-422 / RS-485, 2 Ports Topology Point-to-Point (RS-422), Multipoint (RS-485) CommunicationMode Half-duplex / Full-duplex (2-wire systems only Half-duplex) Synchronization Start-stop TransmissionCode ASCII / Binary CharacterLength 7 or 8 bits StopBits 1 or 2 bits ParityCheck None / Even / Odd MaxTransmissionDistance Up to 1,200 meters Connection 5-pole terminal block ×2, M4 screws, built-in/external 120-ohm termination resistors Process Control Specific Features Supports channel-to-channel isolation between serial ports to prevent electrical interference. Compatible with Modbus RTU/ASCII devices for master/slave integration. Diagnostic LEDs indicate TX and RX activity on each port. Suitable for interfacing with FOUNDATION Fieldbus and Profibus PA devices via gateway controllers. Cold junction compensation (CJC) is implemented in signal processing to stabilize measurement across temperature variations. Frequently Asked Questions Q: Can the NFLR121-S50 module operate in hot-swap conditions?A: The module does not support live hot-swapping; power must be removed from the rack before insertion or removal. Q: Are the built-in termination resistors configurable?A: Yes, each RS-485 port includes a switchable 120-ohm resistor for line termination based on network topology. Q: What is the maximum allowed cable length for RS-485 communication?A: Up to 1,200 meters total, including all branches and spurs, with proper twisted-pair wiring and termination. Field Installation Guidelines Mount module in STARDOM/FCN rack using standard slots; ensure firm mechanical engagement. Connect RS-422/RS-485 signals with twisted pair shielded cables; terminate shields at one end only to prevent ground loops. Maintain separation from high-voltage power cables to reduce electromagnetic interference. Observe polarity for TX+/TX- and RX+/RX- lines; improper wiring may damage ports. Verify diagnostic LEDs for transmission and reception activity after installation before starting normal operation.
$200.00 $100.00
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Yokogawa Digital Input Module | Yokogawa NFDV151-P60
Yokogawa NFDV151-P60 Digital Input Module The Yokogawa NFDV151-P60I, also cataloged as the NFDV151-P60 Digital Input Module, operates as a dedicated hardware component for 32-channel 24 VDC discrete signal acquisition within Yokogawa DCS I/O subsystem. HardwareSpecifications Parameter Specification ModelBrand Yokogawa NFDV151-P60 Origin Yokogawa Electric Corporation Weight 0.3 kg PowerConsumption 500 mA at 5 VDC Number of Input Channels 32 Rated Input Voltage 24 VDC Input ON Voltage 18 to 26.4 VDC Input OFF Voltage 5.0 VDC or less Input Current 4.1 mA ±20% per channel Max Input Voltage 30.0 VDC Input Response Time <= 8 ms Max ON/OFF Cycle 25 Hz (push button input) Withstanding Voltage 2000 VAC (input-system), 500 VAC (common) Channel-to-Channel Signal Conditioning and Isolation Structure The module implements fixed discrete input conditioning for 24 VDC field signals with internal threshold discrimination at ON/OFF voltage boundaries. Channel grouping architecture partitions common reference lines in 16-channel blocks, reducing cross-interference between adjacent input groups under high-density wiring conditions. Input debounce handling supports both status and push-button signal profiles, with deterministic response timing defined at the hardware level (<= 8 ms for status acquisition). FrequentlyAskedQuestions Q: Can the NFDV151-P60 support hot-swap replacement in energized systems?A: Hot-swap capability is determined by the backplane system design; the module itself performs passive input sampling and does not internally manage power sequencing. Q: What is the significance of 16-channel common segmentation?A: The input commons are electrically grouped per 16 channels to reduce shared return path coupling and improve noise separation in dense field wiring layouts. Q: Does input debounce affect push-button detection accuracy?A: Push-button mode uses a minimum ON detection window of 20 ms to suppress transient bounce and ensure stable state recognition. FieldInstallationGuidelines Field wiring shall maintain separation between input signal conductors and power cabling to minimize induced noise on 24 VDC discrete lines. Shield termination should be grounded at the system cabinet side only to avoid ground loop formation. Channel commons must not be bridged across separate 16-channel groups. Tightening torque and terminal engagement shall follow cabinet backplane mechanical specifications without overstressing PCB terminal blocks.
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Yokogawa Yokogawa NFAR181-S50 | RTD Input Module
Yokogawa NFAR181-S50 RTD Input Module The Yokogawa NFAR181-S50 also cataloged as the NFAR181 RTD Input Module, operates as a dedicated hardware component for resistance temperature signal acquisition within Yokogawa STARDOM controller I/O networks. Suffix Breakdown & Model Matrix Model designation NFAR181-S50 does not include a publicly specified structured suffix decomposition beyond series identifier and configuration code. No additional sub-variant logic is defined in the provided technical dataset. Hardware Specifications Parameter Specification ModelBrand Yokogawa NFAR181-S50 Origin Japan Weight 0.2 kg Dimensions Not specified OperatingTemp Not specified PowerConsumption 450 mA @ 5 VDC Input Channels 12 channels, isolated Input Type Pt100 / JPt100, 3-wire Measurement Current 1 mA Input Range -200 to 800 degC Accuracy ±0.15 degC Update Cycle 1 s Withstanding Voltage 1500 VAC (1 min, input to system) Input Resistance >= 2 MOhm (power ON/OFF) Burnout Detection Configurable per channel Channel-to-Channel Isolation and Cold Junction Compensation Architecture The Yokogawa NFAR181-S50 implements per-channel galvanic isolation across all 12 RTD inputs, reducing cross-channel coupling under mixed lead resistance conditions. Cold junction compensation (CJC) logic is internally applied for RTD linearization and reference junction correction within the acquisition pipeline. Measurement excitation is fixed at 1 mA per channel, ensuring stable voltage conversion across Pt100 elements under varying loop resistance conditions. The architecture prioritizes deterministic sampling with a 1 s refresh cycle aligned to controller scan timing. Frequently Asked Questions Q1: Does the module support hot-swap insertion under live backplane power?A1: Hot-swap capability is not specified. Installation should be performed with backplane power removed to avoid transient excitation on RTD input circuits. Q2: What is the impact of channel isolation on measurement timing?A2: Isolation is implemented at channel level without altering the 1 s data refresh cycle. No inter-channel timing skew parameters are defined in the provided specification. Q3: Can lead wire resistance be compensated automatically?A3: Compensation is inherently supported through 3-wire RTD configuration with matched line resistance requirement across all conductors. Field Installation Guidelines RTD inputs shall be wired using 3-wire Pt100 configuration with equalized conductor resistance per channel. Shielding should be terminated at a single earth reference point to minimize ground loop formation. Maintain separation between RTD signal cables and high-voltage switching lines to reduce induced noise coupling. Ensure terminal torque and insertion integrity according to rack-side connector specification before energizing the system.
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Yokogawa Pulse Input Module | Yokogawa NFAP135-S50
Yokogawa NFAP135-S50 Pulse Input Module Configured for pulse signal acquisition in STARDOM FCN/FCJ controller networks, the Yokogawa NFAP135-S50 (NFAP135-S50 Pulse Input Module) provides direct electrical execution of isolated pulse counting and event capture across distributed I/O architectures. The module processes contact, voltage, and current pulse inputs via fully isolated channels with high-speed digital sampling. Suffix Breakdown & Model Matrix NFAP135-S50 is a fixed configuration model identifier. No formal suffix segmentation or functional matrix decomposition is defined by the manufacturer for variant derivation. Hardware Specifications Parameter Specification Model Yokogawa NFAP135-S50 Brand Yokogawa Origin Japan Module Type 8-Channel Pulse Input Module Input Channels 8 channels, electrically isolated Input Signal Types Contact ON/OFF, voltage pulse, current pulse Input Frequency Range Up to 50 MHz per channel Minimum Pulse Width 40 us Isolation Channel-to-channel and channel-to-system galvanic isolation Contact Input Resistance Open >= 100 kOhm / Close <= 200 ohm Pull-up Resistance 68 kOhm (12 VDC / 24 VDC operation) Shunt Resistance OFF / 200 / 500 / 1000 ohm selectable Data Refresh Cycle 2 ms Transmitter Supply 12 VDC +/-10% or 24 VDC +/-10% Power Consumption 5 VDC: 300 mA / 24 VDC: 400 mA Operating Temperature -20 degC to +60 degC Weight 1.0 kg Dimensions 482 mm (W) x 210 mm (H) x 220 mm (D) Terminal Type Pressure clamp terminal block / 40-pin MIL connector Channel Isolation and Pulse Integrity Architecture The NFAP135-S50 implements independent galvanic isolation barriers per channel, eliminating inter-channel ground coupling under high-density switching conditions. In Yokogawa process I/O architectures, this isolation layer is aligned with distributed signal conditioning practice similar to FOUNDATION Fieldbus segment separation principles, ensuring that pulse edge distortion, loop interference, and return-path modulation are contained at channel level. The input stage supports high-speed edge detection while maintaining deterministic sampling stability under electrically noisy field wiring conditions. Frequently Asked Questions Q: Can the NFAP135-S50 operate with hot-swapped field wiring under live backplane power?A: The module supports system-side hot insertion depending on STARDOM base unit configuration, but field terminals must not be re-wired under energized input conditions due to pulse integrity risk. Q: Does channel-to-channel isolation eliminate cross-talk at high frequency operation?A: Yes. Each input channel is galvanically separated, reducing capacitive coupling and suppressing cross-channel pulse interference under high-density switching loads. Q: What is the limiting factor for maximum pulse frequency per channel?A: The limiting factor is internal sampling resolution and input conditioning circuitry rather than field wiring, with stated support up to 50 MHz per channel. Field Installation Guidelines Shielded twisted pair wiring is required for all pulse input lines. Cable shields shall be terminated at a single-point ground on the control cabinet side to prevent ground loop formation. Input cables must be separated from high-voltage and VFD output lines by a minimum segregation distance defined by IEC industrial wiring practice. Terminal torque shall follow Yokogawa terminal block mechanical limits to ensure stable contact pressure on pressure clamp interfaces. Avoid parallel routing with power conductors exceeding 24 VDC switching levels over extended distances.
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Yokogawa Analog Input Module | NFAI543-S50 | Yokogawa
Yokogawa NFAI543-S50 Analog Output Module Configured for digital-to-analog signal conversion in STARDOM controller I/O networks, the Yokogawa NFAI543-S50 (NFAI543-S50 Analog Output Module) provides direct electrical execution of 16 independent analog output channels within Yokogawa STARDOM distributed control architectures. The module converts controller-side digital commands into analog voltage or current signals including 0 to 10 V, plus or minus 10 V, and 4-20 mA output formats. Each channel is electrically isolated to reduce cross-channel interference and ground loop coupling. The device supports 16-bit resolution conversion for fine-grained output scaling and maintains accuracy within plus or minus 0.1 percent of full scale. Communication is handled via STARDOM bus and EtherNet/IP interface for controller integration and deterministic output update behavior. Suffix Breakdown & Model Matrix No validated suffix segmentation or functional variant decomposition is defined for NFAI543-S50 in the provided technical dataset. Hardware Specifications Parameter Specification ModelBrand Yokogawa NFAI543-S50 Origin Japan OperatingTemp -40 degC to +80 degC PowerConsumption Not specified Output Channels 16 independent isolated channels Output Types 0 to 10 V, plus or minus 10 V, 4-20 mA Resolution 16-bit digital to analog conversion Accuracy plus or minus 0.1 percent full scale Isolation Channel-to-channel isolation provided Communication STARDOM bus, EtherNet/IP Channel Isolation and Output Conversion Architecture The NFAI543-S50 implements per-channel electrical isolation to prevent signal interaction between adjacent output circuits. Each channel operates as an independent analog conversion path driven from centralized controller data, ensuring that load variation on one output does not propagate into neighboring channels. The module supports mixed-mode output scaling, allowing voltage and current loop configuration per channel based on system wiring and field device requirements. Digital input data from the STARDOM controller is processed through a 16-bit conversion pipeline prior to analog reconstruction at the terminal output stage. Frequently Asked Questions Q: Can the module mix voltage and current outputs simultaneously across channels?A: Yes. Each channel is independently configurable for voltage or current output within supported ranges. Q: Does channel isolation extend to power supply segregation?A: Channels are isolated from each other and designed to minimize interference from shared system power domains, based on module architecture. Q: What is the update mechanism over STARDOM bus?A: Output values are refreshed through cyclic controller communication via STARDOM bus or EtherNet/IP interface depending on system configuration. Field Installation Guidelines Shielded twisted pair cabling is recommended for analog output wiring, with shield termination at a single ground reference point on the control panel side. Maintain separation between analog output wiring and high voltage or switching lines to reduce electromagnetic coupling. Ensure correct channel terminal assignment according to configuration for voltage or current mode. Verify loop continuity for 4-20 mA configurations before energizing the system. Mounting should follow standard DIN rail or cabinet installation practices specified for STARDOM I/O modules, ensuring adequate ventilation clearance.
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Yokogawa Analog Input Module | NFAI143-S50 | Yokogawa
Yokogawa NFAI143-S50 Analog Input Module The Yokogawa NFAI143-S50, also cataloged as the NFAI143 Analog Input Module, operates as a dedicated hardware component for processing 4-20 mA field signals within STARDOM FCN/FCJ controller platforms. It converts and isolates multiple analog loops to ensure precise data acquisition and uninterrupted electrical signal integrity. Hardware Specifications Parameter Specification ModelBrand Yokogawa NFAI143-S50 Origin Japan Weight 0.3 kg Dimensions 32 mm × 130 mm × 107 mm OperatingTemp -20 degC to +70 degC PowerConsumption 230 mA (5 V DC), 540 mA (24 V DC) InputChannels 16 isolated channels InputSignalRange 4-20 mA DC AllowableInputCurrent 24 mA max Accuracy ±0.1% of full scale Resolution 16 bits DataRefreshCycle 10 ms InputStepResponse 100 ms TerminalConnection Pressure Clamp or MIL Connector Process Control Features The NFAI143-S50 integrates channel-to-channel isolation, eliminating ground loops and minimizing cross-talk. Automatic cold junction compensation (CJC) is implemented to maintain temperature-independent signal accuracy. Each channel supports HART protocol pass-through, allowing diagnostics and calibration of smart transmitters without interrupting the analog loop. The module also provides 24 V DC loop power for 2-wire or 4-wire field instruments. Frequently Asked Questions Q: VnA: Can the NFAI143-S50 be hot-swapped during operation?A: Yes, it supports hot-swap replacement without affecting other modules on the STARDOM backplane. Q: VnA: What is the channel isolation voltage rating?A: Each input channel is isolated from the backplane and other channels up to 1500 V AC for 1 minute. Q: VnA: Can this module supply loop power to transmitters?A: Yes, each channel can provide 24 V DC with a current limit of 25 mA. Field Installation Guidelines Mount the module on a standard DIN rail with firm mechanical support. Ensure all field wiring shields are properly grounded at a single point to avoid noise coupling. Maintain separation between high-current and analog signal wires to prevent interference. Confirm loop power polarity before energizing the module. Route analog signal wires away from switching devices and heavy-duty motors to prevent induced voltage spikes.
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Yokogawa AIP827-2 | Yokogawa | USB Operation Keyboard
Yokogawa AIP827-2 USB Operation Keyboard Configured for direct human-machine input execution in HIS operator workstation environments, the Yokogawa AIP827-2 (AIP827) USB Operation Keyboard provides direct physical interface handling for operator command entry and system navigation within Yokogawa Human Interface Station (HIS) architectures. Suffix Breakdown & Model Matrix AIP827: Base model USB Operation Keyboard for HIS -2: 220-240 V AC supply version with CE and C-Tick compliance marking No further functional segmentation or option coding is defined in the provided specification. Hardware Specifications Parameter Specification ModelBrand Yokogawa AIP827-2 Origin JAPAN Weight 2.5 kg (keyboard + AC adapter) Dimensions 440 mm (W) x 284 mm (D) x 52 mm (H); 73 mm including feet OperatingTemp 5 degC to 40 degC StorageTemp -20 degC to 60 degC Humidity 20 to 80 percent RH (non-condensing) PowerSupply 100-120 V AC or 220-240 V AC, 50/60 Hz PowerConsumption 20 VA Interface USB A-type connector Cable Connection USB port Process Control Interface Integration Characteristics (Yokogawa HIS USB HID Layer Behavior) The Yokogawa AIP827-2 is integrated as a USB HID-class input device within HIS operator console environments. Within DCS workstation topology, USB event packets are mapped to operator command layers through workstation input drivers, maintaining deterministic input polling cycles under HIS runtime scheduling. The USB execution layer operates independently from 4-20 mA HART field loops and FOUNDATION Fieldbus segments, remaining strictly confined to supervisory human interface signaling rather than process signal conditioning or analog loop execution. Input isolation is handled at workstation controller level rather than at field instrument layer, consistent with operator console architecture separation. Frequently Asked Questions Q: Does the AIP827-2 support hot-swap during HIS operation?A: USB connection can be physically reconnected; however, input recognition depends on OS-level HID re-enumeration and HIS session stability. Q: Is any backplane current loading introduced by this keyboard?A: No backplane electrical loading exists; power draw is limited to external AC adapter consumption of 20 VA. Q: Can the USB interface be extended using passive hubs?A: USB hub extension is possible within standard USB HID limitations, but cable length must remain within USB specification limits to prevent signal degradation. Field Installation Guidelines Connect USB A-type connector directly to HIS workstation USB port or approved industrial USB hub. Ensure AC adapter is correctly matched to 100-120 V AC or 220-240 V AC supply version. Maintain cable routing separation from high-noise VFD and power cabling to avoid electromagnetic coupling into USB lines. Confirm OS-level HID driver recognition before commissioning operator console session. Install keyboard on flat operator desk surface to maintain drip-proof enclosure integrity under standard industrial control room conditions.
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Yokogawa Yokogawa | AIP831-101 | Operation Keyboard
Yokogawa AIP831-101 Operation Keyboard The Yokogawa AIP831-101, also cataloged as the AIP831 Operation Keyboard, operates as a dedicated hardware component for eight-loop simultaneous operation within CENTUM VP Desktop-type Human Interface Stations (HIS). It provides direct tactile and electrical interaction for instrument faceplate highlighting and alarm acknowledgement across multiple control loops. HardwareSpecifications Parameter Specification ModelBrand Yokogawa AIP831-101 Origin Japan Weight 2.0 kg without VESA bracket, 2.5 kg with VESA bracket Dimensions Flat-surface keyboard, VESA-mountable OperatingTemp 5 to 40 degC StorageTemp -20 to 60 degC Humidity 20% to 80% RH, non-condensing PowerConsumption 5 V DC ±5%, max 1 A via USB bus Interface 2 × USB Type-A connectors, Keyboard: USB 2.0 Full-speed, Speaker: USB 1.1 Full-speed ControlKeys 8 loop control keys with touch sensors, 64 user-definable function keys SoundFunction Built-in USB speaker and additional buzzer alerts SoftwareRequirement LHS1140 Eight-loop Simultaneous Operation Package; compatible with LHS1100 or LHM1101 Incompatibility LHS1120 or LHS1130 packages Process Contro lIntegration Features The AIP831-101 supports channel-to-channel isolation for eight simultaneous loops, preventing cross-talk between control signals. The touch sensors trigger instantaneous visual feedback on the desktop HIS, and the integrated USB audio channel provides independent alarm routing. The keyboard maintains full functionality with 4-20 mA HART loop protocols, allowing precise real-time command and monitoring in standard DCS configurations. Frequently Asked Questions Q: Does the keyboard require an external power supply?A: No. Both the keyboard operation and USB speaker are fully bus-powered via the host PC USB ports. Q: Can multiple AIP831-101 keyboards be connected to a single HIS?A: No. Each Desktop-type HIS supports only one AIP831 per LHS1100/LHM1101 installation. Q: Is the keyboard compatible with LHS1120 or LHS1130 software packages?A: No. The keyboard is incompatible with these packages and requires LHS1140 for full functionality. Field Installation Guidelines Mount the keyboard on a stable desk surface or VESA bracket, ensuring the bracket is securely fastened. Connect both USB Type-A cables to separate host PC ports to enable full keyboard and speaker functionality. Maintain standard industrial shielding for USB cables to prevent EMI interference with control signals. Avoid exposure to moisture, direct sunlight, or temperatures outside 5 to 40 degC during operation. Ensure proper grounding of the host HIS and the keyboard chassis to reduce risk of static discharge affecting touch sensors
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Yokogawa Serial Communication Module | Yokogawa ALR121-SE1
Yokogawa ALR121-SE1 Serial Communication Module The Yokogawa ALR121-SE1, also cataloged as the ALR121 Serial Communication Module, operates as a dedicated hardware component for RS-422/RS-485 data exchange within Yokogawa FCS and distributed I/O networks. Hardware Specifications Parameter Specification ModelBrand Yokogawa ALR121-SE1 Origin Japan Weight 0.30 kg Dimensions 100 x 160 x 30 mm (3.94 x 6.30 x 1.18 in) OperatingTemp -20 to +60 degC StorageTemp -40 to +80 degC HumidityRange 10 to 95% RH, non-condensing PowerConsumption 0.5 A max @ 5 V DC backplane Interface RS-422 / RS-485 Ports 2 independent ports ConnectionMethod RS-422: Point-to-point, RS-485: Multi-point CommunicationMode Half-duplex, start-stop synchronization TransmissionCode ASCII / Binary BaudRates 1200 / 2400 / 4800 / 9600 / 19200 / 38400 bps CharacterLength 7 or 8 bits StopBits 1 or 2 bits Parity None, Even, Odd MaxTransmissionDistance 1200 meters I/ODataCapacity 1000 words per module CommunicationDefinitions Max 128 per module Process Contro lSystem Features The ALR121-SE1 incorporates channel-to-channel isolation to prevent cross-interference between RS-422 and RS-485 ports. The module supports standard 4-20 mA HART loop protocols for connected devices and maintains cold junction compensation (CJc) for precise signal integrity under variable thermal conditions. Redundant configurations are supported for critical communication protocols such as Modbus RTU/ASCII and FA-M3, enabling uninterrupted data flow in dual-module setups. Frequently Asked Questions Q: Does the ALR121-SE1 support hot-swap replacement within FCS nodes?A: Yes, the module can be replaced without powering down the node, provided the backplane bus load does not exceed rated limits. Q: What is the maximum distance for reliable RS-485 communication?A: RS-485 communication is supported up to 1200 meters with standard twisted-pair cabling. Q: Are firmware updates required for connecting to different subsystem protocols?A: No firmware update is needed; protocol selection is configured via the module I/O settings and network parameters. Field Installation Guidelines Mount the module securely within the FCS node or designated I/O chassis. Ensure RS-422/RS-485 twisted-pair cables are shielded and properly grounded at a single point. Avoid routing signal lines near high-voltage or high-frequency devices to reduce noise pickup. Terminate unused ports according to RS-422/RS-485 standard to maintain signal integrity. Verify dual-port protocol settings before commissioning to avoid communication conflicts.
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Yokogawa Yokogawa ABC11D-V2121 Dual-Redundant Bus Converter
Yokogawa ABC11D-V2121 Dual-Redundant Bus Converter The Yokogawa ABC11D-V2121, also cataloged as the ABC11D Dual-Redundant Bus Converter, operates as a dedicated hardware component for connecting CENTUM CS1000 RS-485 channels to Ethernet networks within industrial DCS platforms. Hardware Specifications Parameter Specification Model Brand Yokogawa ABC11D-V2121 Origin Japan Weight 22 kg Dimensions 200 mm × 150 mm × 50 mm Operating Temp -10 to +50 degC Storage Temp -20 to +70 degC Humidity 10 to 90% RH (non-condensing) Power Supply 24 VDC, 20 W Input Interface 2 redundant RS-485 channels Input Data Rate 1 Mbps Output Interface Ethernet 100 Mbps Processor Status Output 30 V DC, 0.3 A max Mounting 19-inch Rack Mountable Process Control Connectivity Features The ABC11D-V2121 includes channel-to-channel isolation to prevent cross-interference between RS-485 lines and Ethernet output. It supports deterministic data flow across the DCS network, maintaining signal integrity for 4-20 mA HART loop and FOUNDATION Fieldbus/Profibus PA interconnections. Cold-junction compensation (CJc) is implemented to ensure stable data transmission under varying ambient temperatures. Frequently Asked Questions Q: Does the ABC11D-V2121 support hot-swap replacement?A: The device is not designed for hot-swap replacement; power must be removed prior to module installation or removal. Q: What is the failover latency between redundant buses?A: Redundant RS-485 channels switch automatically upon fault detection, typically within 10 ms to maintain continuous Ethernet output. Q: Can firmware be updated in the field?A: Firmware updates require the unit to be powered down and connected to a designated programming interface; live network updates are not supported. Field Installation Guidelines Mount the unit in a standard 19-inch rack with adequate clearance for airflow. Ensure all RS-485 lines are shielded and grounded at a single point to minimize noise coupling. Route Ethernet cables separately from high-voltage power lines to reduce EMI interference. Verify 24 VDC power polarity before energizing the module. Check environmental conditions: operating temperature must be within -10 to +50 degC and humidity below 90% RH non-condensing.
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Yokogawa Dual-Redundant Bus Converter | Yokogawa ABC11D-A2123
Yokogawa ABC11D-A2123 Dual-Redundant Bus Converter The Yokogawa ABC11D-A2123, also cataloged as the ABC11D Dual-Redundant Bus Converter, operates as a dedicated hardware component for connecting Human Interface Stations (HISes) on V net to other CENTUM system network buses. It provides dual-redundant communication paths and hardware failover to maintain uninterrupted data exchange between control nodes. Hardware Specifications Parameter Specification ModelBrand Yokogawa ABC11D-A2123 Origin Japan Weight 0.6 kg Dimensions Standard 19-inch rack mount OperatingTemp 0 to 50 degC PowerConsumption 100-120 VAC: 320 VA220-240 VAC: 320 VA24 VDC: 7.5 A PowerSupplyOptions 100-120 VAC, 50/60 Hz220-240 VAC, 50/60 Hz24 VDC ProcessorStatusContact Contact opens at CPU abnormality; rating 30 VDC, 0.3 A or less Redundancy Dual-redundant bus and power modules NetworkInterface V net communication to CENTUM VP/CS 3000 systems Process Control Network Features The ABC11D-A2123 implements channel-to-channel isolation for all bus lines, ensuring electromagnetic interference (EMI) from process field devices does not propagate to supervisory control nodes. Loop signals, including 4-20 mA and HART communication, are electrically segregated per channel, and the system supports cold junction compensation (CJC) for thermocouple inputs integrated within the DCS network interface. FOUNDATION Fieldbus and Profibus PA protocol signals can pass through the converter without degradation due to its galvanically isolated architecture. Frequently Asked Questions Q: What is the failover time between primary and secondary bus lines?A: Automatic switchover occurs within a single bus cycle to maintain continuous HIS connectivity. Q: Can the ABC11D-A2123 modules be hot-swapped?A: Only specific power supply and communication modules are hot-swappable; the CPU and primary bus modules require system shutdown for replacement. Q: Does the converter support firmware updates in the field?A: Firmware updates are supported via the connected CENTUM VP engineering station, with care to maintain redundant bus configuration during the procedure. Field Installation Guidelines Ensure the 19-inch rack is grounded according to industrial IEC/ISA standards before module insertion. Maintain a minimum 50 mm spacing between the ABC11D-A2123 and other heat-generating components to allow sufficient airflow. Route communication and power cables separately to prevent EMI coupling; twisted-pair shielding is recommended for V net lines. Verify power supply voltages match the specified module suffix code (100-120 VAC, 220-240 VAC, or 24 VDC) before energizing the system. Use anti-static precautions when handling modules; avoid contact with exposed connectors.
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Yokogawa Yokogawa AM25T 25-Channel Solid State Multiplexer
Yokogawa AM25T 25-Channel Solid State Multiplexer Configured for thermocouple channel expansion in Campbell Scientific data logger systems, the Yokogawa AM25T 25-Channel Solid State Multiplexer (AM25T Multiplexer) provides direct physical/electrical execution of multi-channel analog signal routing across Campbell Scientific data acquisition platforms. Hardware Specifications Parameter Specification ModelBrand AM25T Origin USA Weight 0.9 kg Dimensions 23.6 x 5.1 x 13.2 cm OperatingTemp -40 degC to +85 degC PowerConsumption 9.6 to 16 VDC, quiescent 0.5 mA, active 1.0 mA Channel Capacity 25-channel solid state multiplexing Expansion Limit Up to 4 units per CR1000X/CR1000/CR3000, 3 per CR6, 2 per CR800/CR850 Switching Current Max 25 mA Relay Resistance ~500 ohm typical Enable Logic Inactive < 0.9 V, Active 3.5 to 5 V Scan Clock Falling edge triggered, min ON 50 us, OFF 60 us Channel Multiplexing and Cold Junction Compensation Architecture The AM25T implements solid state channel scanning with sequential activation controlled by external clock and enable lines from Campbell Scientific data loggers. Signal routing is performed through low-level voltage switching paths designed for thermocouple and millivolt sensor inputs. Internal PRT-based cold junction compensation is specified with accuracy of ±0.2 degC in the -25 to +50 degC range and ±0.4 degC in the -40 to +85 degC range, maintaining reference junction stability under varying enclosure conditions. The switching matrix is constrained by a 25 mA maximum per channel to prevent relay degradation and ensure long-term contact stability. Frequently Asked Questions Q: What is the maximum number of AM25T units supported per data logger?A: Support varies by controller: up to 4 units for CR1000X/CR1000/CR3000, 3 units for CR6, and 2 units for CR800/CR850, based on sequential scanning constraints. Q: What happens if switching current exceeds 25 mA?A: Exceeding 25 mA can cause permanent damage to the internal solid state switching elements, resulting in degraded or non-functional channels. Q: Is channel scanning simultaneous or sequential?A: Channel activation is sequential, controlled by external clock pulses with falling-edge triggering logic. Field Installation Guidelines Mount the AM25T on a stable DIN rail or fixed enclosure backplate to minimize mechanical stress on terminal blocks. Maintain separation between thermocouple input wiring and power conductors to reduce noise coupling in low-level millivolt signals. Use twisted pair, shielded thermocouple extension wire and ground the shield at a single reference point to avoid ground loops. Ensure enable and clock signal lines remain within specified logic thresholds (0.9 V inactive, 3.5 to 5 V active). Do not exceed the 25 mA switching current limit on any channel path. Keep enclosure temperature within -40 degC to +85 degC operating limits.
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Yokogawa Bus Interface Modules | Yokogawa EB501-50
Yokogawa EB501-50 ER Bus Interface Slave Module Configured for ER Bus slave communication and node-level data exchange in CENTUM CS 3000 and CENTUM VP systems, the Yokogawa EB501-50 (EB501 ER Bus Interface Slave Module) provides direct physical and electrical execution of communication between FIO I/O modules and the ER Bus master architecture. The module is installed within compatible Remote I/O Node Units and operates exclusively as a slave interface on the Yokogawa ER Bus network. Suffix Breakdown & Model Matrix The supplied documentation identifies a single standard revision: Model Description EB501-50 Standard revision ER Bus Interface Slave Module No additional suffix definitions are specified in the provided technical data. Hardware Specifications Parameter Specification Model EB501-50 Brand Yokogawa Module Type ER Bus Interface Slave Module Bus Architecture Compatibility Field Integrated Operation (FIO) Backplane Supported Node Units ANR10S Single Node Unit, ANR10D Dual-Redundant Node Unit Network Protocol Yokogawa ER Bus Protocol Communication Role Slave Module Physical Transmission Medium Coaxial Cable via Node Unit T-junction Interface Redundancy Support Dual-redundant operation supported Power Supply Internal backplane supply, 24 VDC Operating Temp 0 degC to 50 degC Cold Start Condition Up to 10 minutes warm-up when powered from -20 degC to 0 degC storage condition Storage Temp -20 degC to 70 degC Operating Humidity 10 % to 90 % RH, non-condensing Corrosive Gas Option G3 environment support when used with applicable node variants Weight Approx. 0.3 kg Dimensions Standard FIO insertion card format Diagnostics Continuous hardware self-diagnostics and communication status monitoring Channel Isolation and DCS Communication Characteristics Within the CENTUM FIO architecture, the EB501-50 functions as the communication interface between node-resident I/O modules and the controller-side ER Bus master. Data transfer occurs through the dedicated ER Bus protocol while maintaining separation between field-side signal processing modules and controller communications handled by the node interface layer. When installed in an ANR10D dual-redundant node, two EB501 modules may operate in a redundant arrangement. Communication continuity is maintained through the active interface path while diagnostic status is reported to the operator environment for maintenance and fault analysis. Frequently Asked Questions Q: Can the EB501-50 be replaced while the system remains operational?A: The supplied documentation states that online replacement is supported when the module is installed within a dual-redundant ANR10D node configuration and the companion interface module remains operational. Q: Does the EB501-50 operate as an ER Bus master module?A: No. The EB501-50 operates strictly as an ER Bus slave module. Communication control is performed by the corresponding ER Bus master module located at the controller side. Q: What occurs when the module is powered after storage below 0 degC?A: When startup occurs from a storage condition between -20 degC and 0 degC, the module may require a warm-up period of up to 10 minutes before stable communication becomes available. Field Installation Guidelines Install the module only in the designated interface slot of a compatible ANR10S or ANR10D node unit. Verify that the node backplane power source is isolated before insertion or removal unless the applicable redundant maintenance procedure explicitly permits online replacement. Ensure that coaxial communication cabling is routed separately from high-energy power conductors to minimize induced electrical noise. Maintain cabinet environmental conditions within the specified temperature and humidity limits. Confirm correct grounding and shielding practices for the node enclosure and communication infrastructure according to site electrical standards. After installation, verify module status and diagnostic indications through the system engineering and operator interfaces before returning the node to service.
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