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GE IS200EACFG3ABB Exciter AC Feedback Board

The GE IS200EACFG3ABB, also cataloged as the IS200EACF Exciter AC Feedback Board, operates as a dedicated hardware component for generator field AC feedback signal conditioning within the GE EX2100 Excitation Control System. It performs signal filtering, scaling, isolation, and data transmission for exciter regulation feedback loops.

Hardware Specifications

Parameter	Specification
Model	IS200EACFG3ABB
Brand	GE General Electric
Origin	United States of America (USA)
Product Type	Exciter AC Feedback Board
System Series	EX2100 Excitation Control System
Function	Generator field AC feedback measurement, conditioning, and controller transmission
Inputs	Generator field AC feedback signals
Signal Conditioning	Filtering, scaling, and isolation
Resolution	16-bit ADC
Communication	Fiber-optic link to controller
Isolation	2500 Vrms channel-to-ground
Power Supply	5 VDC logic, 24 VDC field supply
Weight	0.9 kg
Dimensions	160 mm x 100 mm x 20 mm
Operating Temp	-30 to +65 deg C
Power Consumption	Not specified

EX2100 Excitation Signal Processing Characteristics

The IS200EACFG3ABB processes generator field AC feedback signals through analog conditioning circuits before transferring measurement data to the EX2100 controller. The board supports filtering and scaling functions required for closed-loop exciter regulation.

The GE EX2100 platform uses deterministic control communication paths, and this board provides fiber-optic data transfer to reduce electrical noise coupling between field measurement circuits and controller hardware. The conformal-coated PCB design supports installation in industrial control environments where moisture and contamination control are required.

The feedback measurement path maintains channel isolation with 2500 Vrms channel-to-ground separation, reducing interference between field-side signals and control-side electronics.

Frequently Asked Questions

Q: What type of signal does the IS200EACFG3ABB process?
A: The board processes generator field AC feedback signals, applying filtering, scaling, and isolation before transmitting data to the EX2100 controller.

Q: What communication interface is used between the board and controller?
A: The board uses a fiber-optic communication link for data transmission within the EX2100 excitation control architecture.

Q: Does the board require specific rack installation orientation?
A: The board is installed in the EX2100 exciter rack and must be aligned with the designated backplane connectors.

Field Installation Guidelines

Install the IS200EACFG3ABB in the specified EX2100 rack position and verify mechanical alignment before securing the module.

Connect generator field AC feedback wiring according to the system terminal assignment documentation. Maintain separation between signal wiring and high-current power conductors to reduce electromagnetic interference.

Fiber-optic connections should be inspected for correct routing, connector cleanliness, and secure engagement. Apply proper grounding practices for rack assemblies and cable shields according to the EX2100 installation documentation.

Verify signal scaling, feedback channel configuration, and communication status through ToolboxST software before placing the excitation system into operation.

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