GE X-GM868i T5-90-10-37-NT-TI (Gas Turbine I/O / Gateway Communication Module)

Product Description

The GE X-GM868i T5-90-10-37-NT-TI is a dedicated communication gateway and signal interface module for GE gas turbine control systems (Mark VI / Mark VIe). It serves as a bridge between the turbine control core, field sensors, and upper DCS/SCADA systems, supporting protocol conversion, data acquisition, alarm forwarding and time synchronization. The suffix T5-90-10-37-NT-TI defines the hardware configuration, port layout, firmware version, terminal type and temperature rating of this specific unit.

Features

• Part Number: X-GM868i T5-90-10-37-NT-TI, Brand: GE (Baker Hughes, former GE Energy)
• Series: X-GM868i, Mark VIe auxiliary communication interface module
• Communication: Ethernet, serial RS485/RS232, supports Modbus, OPC, IEC 60870-5-104, GE proprietary control protocol
• Function: Real-time data exchange, fault event recording, SOE sequence of event capture, remote parameter upload/download
• Configuration: T5 = temperature grade; 90 = port quantity; 10 = signal definition; 37 = firmware variant; NT = non-explosion proof; TI = terminal interface
• Power supply: 24VDC (20.4~28.8VDC) industrial control power
• Mounting: Standard rack mount inside turbine control cabinet
• Self-diagnosis: Built-in hardware watchdog, link status LED, communication fault alarm
• Certifications: CE, IEC 61508, EMC compliant for turbomachinery control
• Manufacturer Status: EOL legacy turbine spare; aftermarket supply includes NOS surplus and fully tested refurbished units
• Typical gross weight: approx 0.62 kg, origin: United States
• Compatible system: Mark VI, Mark VIe gas turbine, steam turbine control system

Applications

• GE Mark VI / Mark VIe gas turbine control cabinet communication gateway
• Power plant gas turbine, steam turbine data transmission to DCS system
• Compressor train, combined cycle unit monitoring and alarm transmission
• Oil & gas pipeline turbomachinery control system data interface
• Legacy GE turbine control system spare replacement, retrofit and expansion

FAQ

Q: What is the difference between X-GM868i and X-GM868?
A: X-GM868i is the upgraded improved version with enhanced EMC performance and more protocol support; X-GM868 is the early standard version, not fully interchangeable directly.

Q: Can X-GM868i work independently without Mark VIe controller?
A: No, it is an auxiliary communication interface module, it must cooperate with the main Mark VIe controller to complete turbine data interaction.

Q: What does the suffix T5-90-10-37-NT-TI mean?
A: The suffix string is GE internal configuration code: temperature class, communication port allocation, firmware version, explosion-proof grade and terminal type; different suffix codes cannot be mixed replacement.