Description

GE IS200TBCIH1BCE Contact Input Terminal Board

The GE IS200TBCIH1BCE, also cataloged as the IS200TBCIH1BCE Contact Input Terminal Board, operates as a dedicated hardware component for discrete signal acquisition within the GE Mark VI/VIe Speedtronic turbine control system. The board interfaces field contact devices through isolated input channels, providing conditioned electrical signals for turbine monitoring and protection logic execution.

Hardware Specifications

Parameter	Specification
Model	IS200TBCIH1BCE
Brand	GE
Origin	United States
Weight	0.5 kg
Operating Temp	-30 to 65 deg C
Power Consumption	Not specified
Product Type	Contact Input Terminal Board
Series	Mark VI / Mark VIe Speedtronic Control System
Functional Acronym	TBCI
Functional Revision 1	B
Functional Revision 2	C
Artwork Revision	E
Contact Inputs	24 isolated channels, simplex configuration
Input Voltage Range	24 VDC nominal, 18 to 32 VDC operating range
Isolation	Optical/electrical isolation between channels and ground
Noise Suppression	EMI and surge transient filtering
Field Connection	Barrier terminal strips
Diagnostics	Channel health monitoring and fault detection
PCB Coating	Conformal Coating
Mounting	Standard Mark VI rack slot

Firmware and Industrial Control Interface Characteristics

The IS200TBCIH1BCE provides discrete input conditioning for GE Mark VI/VIe control architectures. The terminal board supports isolated contact signal routing between field devices and turbine controller I/O processing assemblies. The design uses channel-level electrical isolation and filtering functions to reduce interference effects from field wiring environments.

The board configuration supports deterministic contact state acquisition for turbine protection and control sequences. Its hardware interface is compatible with switches, protective relay contacts, and other dry-contact field devices connected through Mark VI/VIe terminal assemblies.

Frequently Asked Questions

Q: What type of field signals can the IS200TBCIH1BCE process?
A: The IS200TBCIH1BCE processes discrete contact input signals from field devices such as switches, sensors, and protective relay contacts through isolated input channels.

Q: Does the terminal board provide electrical isolation between input channels?
A: Yes. The board provides optical/electrical isolation between input channels and ground to separate field wiring signals from controller-side circuits.

Q: What installation considerations apply to field wiring connections?
A: Field wiring should maintain proper separation from high-voltage conductors, use appropriate shielding practices where required, and follow GE Mark VI/VIe cabinet wiring guidelines.

Field Installation Guidelines

Install the IS200TBCIH1BCE in the designated GE Mark VI/VIe rack position and verify mechanical seating before connecting field wiring.

Use terminal wiring practices suitable for industrial control environments. Maintain separation between discrete signal cables and high-energy power conductors to minimize electromagnetic interference. Where shielded cables are used, connect shields according to the grounding requirements of the control cabinet design.

Verify contact input polarity, field voltage levels, and terminal assignments before energizing the circuit. Confirm channel diagnostics after installation to validate correct field device connections and signal acquisition.

Specifications

• Brand: General Electric

Advantages

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