GE IS200TDBTH2A Terminal Board

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                    • GE IS200TDBTH2A

                      Discrete I/O Terminal Board (Mark VI System)

                      Manufacturer: General Electric (GE)

                       

                      Model: IS200TDBTH2A (also marked IS200TDBTH2ABC)

                       

                      Type: High‑density Discrete Input/Output Terminal Board (TDBT)

                       

                      Series: Mark VI / Mark VIe SpeedTronic Turbine Control System
                      

                       

                      Specifications

                      • Function: Interface between field discrete devices and Mark VI controller; signal conditioning, filtering, optical isolation
                      • I/O Type: Digital (DI/DO)
                      • Input Voltage: 24 VDC
                      • Output Rating: 2 A per channel
                      • Connectors: 3 × 50‑pin for controller interface; terminal blocks for field wiring
                      • Isolation: Opto‑isolation between field and logic sides (noise protection)
                      • Mounting: DIN‑rail or panel mount
                      • Operating Temp: −40°C to +85°C
                      • Dimensions: 160 × 160 × 120 mm
                      • Weight: ~1.3 kg (2.85 lbs)
                      • Compatibility: Works with STBA/STBN terminal blocks and DS200 series I/O packs

                      Key Features

                      • High‑Density Interface: Large number of discrete I/O points for turbine and plant‑wide control
                      • Optical Isolation: Separates noisy field signals from sensitive controller logic, enhancing system reliability
                      • Signal Conditioning: Built‑in filtering and protection for E‑stop, trip, and interlock signals
                      • Modular & Rugged: Industrial‑grade design for power generation, oil & gas, and heavy industry
                      • Fast Response: Supports high‑speed discrete signal processing for critical safety interlocks

                      Applications

                      • Turbine Control: Gas/steam turbine safety interlocks, E‑stop, trip logic, and auxiliary status monitoring
                      • Power Generation: Monitoring pumps, valves, motors, and limit switches in power plants
                      • Oil & Gas: Wellhead and compressor station discrete I/O interfacing
                      • Industrial Automation: Plant‑wide sequencing and safety systems

The structure and details of the product：