• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 

                                                                                                                                                                                                                                                                                                                                                • GE IS200TBCIH2C Terminal Board

                                                                                                                                                                                                                                                                                                                                                  Product Overview

                                                                                                                                                                                                                                                                                                                                                  Model: IS200TBCIH2C
                                                                                                                                                                                                                                                                                                                                                  Series: Mark VI Turbine Control System
                                                                                                                                                                                                                                                                                                                                                  Manufacturer: General Electric (GE)

                                                                                                                                                                                                                                                                                                                                                  The GE IS200TBCIH2C is a Contact Input Group Isolation Terminal Board (TBCI) designed for GE Mark VI Speedtronic turbine control systems. It provides field wiring termination and isolated contact input interfaces for turbine monitoring and control applications. The board is used to collect discrete contact signals from field devices and transmit them to GE control processors.

                                                                                                                                                                                                                                                                                                                                                  ---

                                                                                                                                                                                                                                                                                                                                                  Technical Specifications

                                                                                                                                                                                                                                                                                                                                                  • Product Type: Contact Input Terminal Board
                                                                                                                                                                                                                                                                                                                                                  • Model: IS200TBCIH2C
                                                                                                                                                                                                                                                                                                                                                  • Series: GE Mark VI / Mark VIe Turbine Control System
                                                                                                                                                                                                                                                                                                                                                  • Function: Contact input signal termination and isolation
                                                                                                                                                                                                                                                                                                                                                  • Input Channels: 24 discrete contact inputs
                                                                                                                                                                                                                                                                                                                                                  • Input Type: Dry contact inputs
                                                                                                                                                                                                                                                                                                                                                  • Input Voltage: 24 VDC nominal
                                                                                                                                                                                                                                                                                                                                                  • Terminal Blocks:
                                                                                                                                                                                                                                                                                                                                                    • TB1
                                                                                                                                                                                                                                                                                                                                                    • TB2
                                                                                                                                                                                                                                                                                                                                                  • Terminal Connections: 24 screw terminals per block
                                                                                                                                                                                                                                                                                                                                                  • Compatible Systems: GE Speedtronic Mark VI turbine control systems
                                                                                                                                                                                                                                                                                                                                                  • Connectors: JR1 / JS1 / JT1 DC-37 connectors
                                                                                                                                                                                                                                                                                                                                                  • Features:
                                                                                                                                                                                                                                                                                                                                                    • Group isolation
                                                                                                                                                                                                                                                                                                                                                    • Noise filtering
                                                                                                                                                                                                                                                                                                                                                    • Surge suppression
                                                                                                                                                                                                                                                                                                                                                  • Installation: GE turbine control cabinet / DIN rail mounting

                                                                                                                                                                                                                                                                                                                                                  ---

                                                                                                                                                                                                                                                                                                                                                  Advantages & Features

                                                                                                                                                                                                                                                                                                                                                  • Reliable Contact Signal Acquisition
                                                                                                                                                                                                                                                                                                                                                    Provides stable monitoring of field contact inputs for turbine control applications.
                                                                                                                                                                                                                                                                                                                                                  • Group Isolation Design
                                                                                                                                                                                                                                                                                                                                                    Improves signal protection and reduces interference between field circuits.
                                                                                                                                                                                                                                                                                                                                                  • 24-Channel Input Capability
                                                                                                                                                                                                                                                                                                                                                    Supports multiple discrete signals with a compact terminal board design.
                                                                                                                                                                                                                                                                                                                                                  • Noise & Surge Protection
                                                                                                                                                                                                                                                                                                                                                    Built-in filtering helps improve signal reliability in industrial environments.
                                                                                                                                                                                                                                                                                                                                                  • Easy Maintenance
                                                                                                                                                                                                                                                                                                                                                    Plug-in terminal blocks simplify wiring inspection and replacement.
                                                                                                                                                                                                                                                                                                                                                  • High Reliability Operation
                                                                                                                                                                                                                                                                                                                                                    Designed for continuous operation in critical turbine control systems.

                                                                                                                                                                                                                                                                                                                                                  ---

                                                                                                                                                                                                                                                                                                                                                  Applications

                                                                                                                                                                                                                                                                                                                                                  • Gas Turbine Control Systems
                                                                                                                                                                                                                                                                                                                                                  • Steam Turbine Control Systems
                                                                                                                                                                                                                                                                                                                                                  • Power Generation Plants
                                                                                                                                                                                                                                                                                                                                                  • Turbine Protection Systems
                                                                                                                                                                                                                                                                                                                                                  • Generator Monitoring Systems
                                                                                                                                                                                                                                                                                                                                                  • Industrial Automation Systems
                                                                                                                                                                                                                                                                                                                                                  • Process Control Applications

                                                                                                                                                                                                                                                                                                                                                  ---

                                                                                                                                                                                                                                                                                                                                                  Precautions

                                                                                                                                                                                                                                                                                                                                                  • Verify compatibility with GE Mark VI system before installation.
                                                                                                                                                                                                                                                                                                                                                  • Confirm input voltage and contact wiring configuration.
                                                                                                                                                                                                                                                                                                                                                  • Check terminal connections before powering the system.
                                                                                                                                                                                                                                                                                                                                                  • Use proper grounding and shielding methods.
                                                                                                                                                                                                                                                                                                                                                  • Avoid static discharge when handling the circuit board.
                                                                                                                                                                                                                                                                                                                                                  • Perform signal testing after installation or replacement. 

The structure and details of the product：