Description

GE DS200TBQCG1ABB Terminal Board Assembly

The GE DS200TBQCG1ABB, also cataloged as the DS200TBQC Terminal Board Assembly, operates as a dedicated hardware component for analog and digital field signal termination within the GE Mark V LM turbine control system. It provides physical wiring interfaces for I/O signals, actuator circuits, and sensor connections.

Hardware Specifications

Parameter	Specification
Model	DS200TBQCG1ABB
Brand	GE General Electric
Origin	United States
Product Type	Analog Input Milliamp I/O Termination Module
Series	Mark V LM
Functional Acronym	TBQC
Number of Channels	12
Signal Types Supported	Analog input signals, digital signals, trip circuit signals
Analog Output Current	0-20 mA
Common Mode Voltage Range	+5 VDC
Maximum Lead Resistance	15 ohm
Terminal Type	Multi-level screw terminals
Isolation Rating	2500 Vrms
Weight	0.8 kg
Operating Temp	-30 to +55 deg C
Power Consumption	Passive termination board, no onboard processing
Frequency	50 or 60 Hz

Deterministic I/O Interface and Signal Conditioning

The DS200TBQCG1ABB is a passive termination assembly within the GE Mark V LM control platform. It provides structured field wiring connections for analog milliamp signals, digital inputs, and turbine auxiliary circuits. The board transfers field signals to controller and I/O processing modules without executing application logic.

The terminal module supports analog signal interface functions including:

• 12-channel analog termination capability
• 0-20 mA signal routing
• Field device connection through screw terminals
• Signal transfer between external instruments and Mark V controller electronics
• Compatibility with connected processor and I/O modules

Industrial Control Network and I/O Density Scaling

As a GE industrial control component, the TBQC module operates as part of the Mark V LM I/O architecture. The module supports I/O density scaling through organized termination of multiple field channels while maintaining defined wiring separation between signal groups.

The terminal interface does not provide Ethernet, VMEbus, or independent communication processing. Data acquisition and control execution are performed by connected Mark V controller modules. Proper firmware and I/O configuration compatibility are required at the controller level for correct channel operation.

Frequently Asked Questions

Q: Does the DS200TBQCG1ABB contain a processor or configurable firmware?
A: No. The DS200TBQCG1ABB is a passive terminal board. Processing functions are performed by connected Mark V controller and I/O modules.

Q: What type of signals can be connected through the TBQC module?
A: The module supports analog milliamp signals, digital field connections, and turbine control related wiring interfaces according to the Mark V LM configuration.

Q: Does the terminal board require independent power input?
A: No. The board functions as a passive signal termination interface and does not contain independent power conversion circuitry.

Field Installation Guidelines

Install the DS200TBQCG1ABB in the designated Mark V LM rack position and verify correct mechanical seating before connecting field wiring.

Route analog signal cables separately from high-current power conductors and trip circuit wiring to reduce electromagnetic interference. Maintain proper cable identification and terminal labeling during installation.

Connect cable shields according to the system grounding design. Check screw terminal tightness and inspect wiring condition during commissioning and maintenance activities.

Verify channel assignments, controller configuration, and connected I/O module compatibility before applying field signals.

Specifications

• Brand: General Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems