Description

Yokogawa AGP813-S10 High-Speed Protection Module

The Yokogawa AGP813-S10, also cataloged as the AGP813-S10 High-Speed Protection Module, operates as a dedicated hardware component for turbine control and high-speed tripping logic within CENTUM VP Distributed Control Systems. It provides isolated input/output execution and precise sequence-of-events logging for event analysis.

Hardware Specifications

Parameter	Specification
ModelBrand	Yokogawa AGP813-S10
Origin	Japan
Weight	0.28 kg (module only)
Dimensions	Standard FCS module form factor
OperatingTemp	0 to 55 degC (ambient)
PowerConsumption	Max. 900 mA @ 5 VDC
SystemCompatibility	CENTUM VP / Field Control Station (FCS)
ScanCycle	High-speed: 5 ms / Basic: 10 ms
VoltageInputs	4 ch (high-speed) / 6 ch (basic); 1–5 VDC; ±4 mV accuracy
PulseSpeedInputs	0.5–150 Vpp; 50 Hz–25 kHz; ±1 Hz (50–2 kHz), ±0.05% (2–25 kHz)
DigitalInputs	4 ch (high-speed) / 8 ch (basic); 24 VDC sink; 1 ms SOE resolution
DigitalOutputs	4 ch (high-speed) / 8 ch (basic); current sinking; 100 mA max load
IsolationVoltage	500 VAC for 1 min between system and field / I/O types

Process Control Specifics

Channel-to-channel isolation: Each I/O channel maintains galvanic separation to reduce cross-talk and electromagnetic interference in DCS loops.
4-20 mA/HART loop protocol compatibility: Voltage inputs can interface with analog signal conditioning for process measurement.
Cold junction compensation (CJC): Ensures accuracy of temperature-related sensor signals in control calculations.

Frequently Asked Questions

Q: Can the AGP813-S10 module be hot-swapped while the FCS is operating?
A: No. The module requires system power down to prevent I/O latch-up or data corruption.

Q: What is the maximum allowable load per digital output?
A: Each channel supports up to 100 mA at 30 VDC. Exceeding this may damage the sinking circuitry.

Q: Does the module support firmware upgrades in the field?
A: Firmware is fixed per module; updates must be performed via Yokogawa-approved service procedures with the module offline.

Field Installation Guidelines

1. Mount the module into the designated FCS rack slot with proper alignment to backplane connectors.
2. Ensure field signal cables (e.g., AKB337-M005/M007/M010) are routed to minimize EMI pickup; maintain separation from power lines.
3. Connect all sensor and digital lines using shielded twisted-pair cabling; terminate shields at a single ground point.
4. Verify that isolation barriers remain intact between field wiring and module chassis to prevent ground loops.
5. Observe torque specifications on terminal screws to maintain reliable electrical contact without deforming connectors.

Specifications

• Brand: Yokogawa

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems