The ABB Bailey TPS02, also cataloged as the TPS02 Turbine Protection Slave Module, operates as a dedicated hardware component for high-speed emergency trip circuit execution within INFI 90 and Symphony Plus distributed control systems.
| Parameter | Specification |
|---|---|
| Model | TPS02 |
| Brand | ABB Bailey |
| Origin | USA / Germany |
| Weight | 0.85 kg |
| Dimensions | Standard MMU single-slot |
| Operating Temp | 0 deg C to 70 deg C |
| Power Consumption | 7.5 W (5 VDC at 1.5 A) |
| System Compatibility | INFI 90 / Symphony Plus |
| Logic Execution | Hardware-accelerated 2oo3 voting |
The ABB Bailey TPS02 architecture supports fail-safe state execution through integrated optical and transformer-based galvanic isolation, ensuring that field-side transients do not propagate to the control-layer bus. The module utilizes a triple modular redundancy (TMR) 2oo3 architecture to maintain continuous protection, even in the event of a single-point hardware failure within the detection circuitry. High-integrity relay outputs are driven by internal watchdog-monitored logic, ensuring the module defaults to a tripped state upon detection of internal logic inconsistencies or loss of the Slave Expander Bus (SEB) heartbeat.
Q: Does the TPS02 support online diagnostic monitoring of the trip circuits?
A: Yes. The module performs continuous power-up self-tests and runtime watchdog monitoring. Status reporting is communicated directly to the master controller via the Slave Expander Bus (SEB), allowing for real-time visibility of hardware health.
Q: Is this module compatible with existing INFI 90 cabinet configurations?
A: Yes, the module is designed for single-slot occupancy in a standard Module Mounting Unit (MMU). Ensure that the SEB backplane connections are free of oxidation to prevent communication jitter.
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