Name: TP202QSS RMS-9 GE Triple Modular Redundant (TMR) I/O Module for Turbine Control System - MASSIVE
Brand: General Electric

Description

TP202QSS RMS-9 GE Triple Modular Redundant (TMR) I/O Module for Turbine Control System

Product Application

TP202QSS RMS-9 is GE TMR triple redundant I/O module, designed for gas turbine and steam turbine control & protection systems. It adopts triple voting circuit architecture, three identical independent channels process input signals simultaneously and perform majority voting to output valid signal. It collects critical field discrete / analog signals for turbine speed, valve position, emergency trip, pressure and temperature. Even one channel fails, the other two healthy channels can maintain normal operation without system trip. Widely used in power plant gas turbine, combined cycle unit, legacy GE turbine control cabinet, works with VME system such as V7768 SBC and VMIVME series boards.

TP202QSS RMS-9

Product Specifications

Part Number: TP202QSS RMS-9
Manufacturer: GE
Product Type: TMR Triple Redundant Turbine Control I/O Module
Architecture: Triple Modular Redundancy (3 independent parallel circuits, 2-out-of-3 voting)
Power Supply: 20 ~ 32 VDC (operating range 18–32VDC, withstand -1 ~ +40VDC transient)
Channel: 40 independent monitoring & output channels
Signal Type: Discrete DI/DO, analog measurement (configurable by firmware)
Isolation: 2500V channel isolation
Hot Swap: Support online hot-swap replacement
Communication: Serial bus / backplane communication to turbine controller
LED Indicators: Power, triple channel health, fault alarm, channel status
Operating Temperature: 0 ℃ ~ +60 ℃
Humidity: 5% ~95% RH non-condensing
Certification: CE, UL
Product Status: EOL, only refurbished / surplus spare parts for legacy power turbine system maintenance
Approx. Weight: 1.1 kg

Core Technical Parameters

2oo3 voting logic: 3 parallel channels, majority vote suppress single point failure
Built-in continuous self-test for each of three channels, report channel degradation / fault to host controller
Hot-swap support: replace single faulty module while turbine control system remains online
Overvoltage, overcurrent and short-circuit protection for field terminals
Hardware fault latch and fault alarm output to DCS / HMI
Backplane interface for integration with GE turbine control rack and VME host system

Recommended Matching Spare Parts & Accessories (8 Items)

GE turbine control rack & backplane
VME SBC V7768-320001 A2
VMIVME series I/O modules (VMIVME-4150)
24VDC redundant industrial power supply
Shielded field signal cable
Turbine control system configuration & diagnostic software
Module front terminal connector assembly
Spare TMR modules for redundant rack backup

Product Features

✅ Triple Modular Redundancy (2oo3 Voting) Three fully independent circuits run in parallel, single channel fault will not cause loss of control, high reliability for turbine protection.

✅ Hot-Swap Maintenance Online replacement without shutdown of turbine control system, reduce plant downtime during spare maintenance.

✅ Multi-Channel Mixed I/O 40 configurable channels for discrete trip signals and analog process variables, integrate turbine critical measurement and control output.

✅ Continuous Built-in Self-Diagnosis Real-time health monitoring for each of 3 channels, early warning of channel degradation before failure.

✅ Wide DC Power Input & Surge Withstand Wide 18–32VDC operating range, can withstand wide transient voltage fluctuation in power plant cabinet.

✅ High Voltage Isolation 2500V isolation between field side and control backplane, prevent ground loop and field surge damage to control rack.

✅ Seamless integration with GE Turbine VME control system Works together with V7768 SBC and VMIVME I/O boards to form complete turbine control & protection system.

Installation Guidelines

Power off the turbine control rack, insert TP202QSS RMS-9 into designated rack slot and lock front panel fasteners.
Terminate field sensor / actuator wiring to module terminal blocks with shielded cables.
Power on rack, module performs automatic triple channel self-test.
Connect backplane communication interface to VME host controller (V7768).
Use GE turbine diagnostic software to configure channel types, voting parameters and alarm thresholds.
Perform single channel fault injection test to verify 2oo3 voting function.
Verify fault alarm reporting to DCS HMI.
Execute hot-swap test on spare slot before putting into turbine online service.

Maintenance Instructions

Daily Maintenance Check module LED status on control rack; monitor triple channel health and fault alarms from turbine HMI.

Periodic Maintenance (Every 6–12 months) Clean rack air filter and module surface dust. Tighten field wiring terminals. Backup turbine control configuration. Inspect backplane connector pins.

Fault Maintenance

Single channel fault alarm: Module still runs normally, arrange hot-swap replacement during maintenance window.
All channels failure: Check 24VDC power supply, backplane connection and field short circuit.
Communication loss: Inspect backplane bus and host controller communication status.
Never modify voting logic and turbine trip configuration without turbine control engineer authorization.

Long-Term Operation Tips Keep cabinet temperature 0~60℃. Archive full turbine control configuration backup. Stock spare TP202QSS RMS-9 for emergency replacement.