Yokogawa YNT512D-P11/KT Bus Repeater Module The Yokogawa YNT512D-P11/KT, also cataloged as the YNT512D Bus Repeater Module, operates as a dedicated...
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Yokogawa YNT512D-P11/KT Bus Repeater Module
The Yokogawa YNT512D-P11/KT, also cataloged as the YNT512D Bus Repeater Module, operates as a dedicated hardware component for amplifying, regenerating, and retransmitting system network signals within Yokogawa V Net and FA-M3 system networks.
Hardware Specifications
Parameter
Specification
ModelBrand
Yokogawa YNT512D-P11/KT
Origin
Japan
Weight
1.5 kg
Dimensions
144 mm × 144 mm × 72 mm
OperatingTemp
0 degC to +55 degC
StorageTemp
−20 degC to +70 degC
PowerConsumption
100–240 V AC (50/60 Hz) or 24 V DC ±5%
NetworkFramework
Yokogawa V Net / FA-M3 System Network
SupportedProtocols
TCP/IP, UDP/IP, V Net Protocol
DiagnosticInterface
RS-232C for setup and troubleshooting
MountingType
DIN Rail Mount / Base Rack Configuration
Process Control Network Features
The module maintains channel-to-channel isolation to minimize interference between V Net and FA-M3 communication paths. Local RS-232C access allows verification of signal integrity and fault diagnostics without disrupting network operation. Cold junction compensation (CJc) is integrated to reduce temperature-induced drift on signal lines in industrial enclosures.
Frequently Asked Questions
Q: VnA: Can the YNT512D-P11/KT support hot-swap replacement in a live rack? A: The module is not rated for hot-swap operation; removal should only occur after de-energizing the local rack or switching to redundant paths.
Q: VnA: What is the typical network signal regeneration delay? A: Signal propagation through the module introduces minimal latency, generally under a few microseconds per repeater stage.
Q: VnA: Does firmware updating require the network to be offline? A: Firmware updates via the RS-232C interface require the module to be isolated from active V Net communication to prevent protocol errors.
Field Installation Guidelines
Mount the module on a DIN rail or in the base rack ensuring proper alignment with adjacent modules.
Connect shielded network cabling with proper grounding to reduce EMI.
Maintain a minimum spacing of 50 mm between modules to facilitate airflow and thermal dissipation.
Verify power supply polarity and voltage rating before energizing the module.
Route RS-232C diagnostic cabling separately from high-voltage power lines to prevent interference.
