Description

GE IS200EACFG2ABB Exciter AC Feedback Board

Configured for generator field AC feedback measurement in the GE EX2100 Excitation Control System, the GE IS200EACFG2ABB (IS200EACF Exciter AC Feedback Board) provides direct physical/electrical signal conditioning and isolated data transmission for exciter regulation control loops.

Hardware Specifications

Parameter	Specification
Model	IS200EACFG2ABB
Brand	GE General Electric
Origin	United States of America (USA)
Product Type	Exciter AC Feedback Board
System Series	GE EX2100 Excitation Control System
Function	Generator field AC feedback measurement and signal conditioning
Inputs	Generator field AC feedback signals
Signal Conditioning	Filtering, scaling, and isolation
Resolution	16-bit ADC
Isolation	2500 Vrms channel-to-ground
Communication	Fiber-optic link to controller
Power Supply	5 VDC logic, 24 VDC field supply
PCB Treatment	Conformal coating
Weight	0.9 kg
Dimensions	160 mm x 100 mm x 20 mm
Operating Temp	-30 to +65 deg C

GE EX2100 Feedback Signal Processing Characteristics

The IS200EACFG2ABB performs AC feedback acquisition from generator field circuits and applies signal filtering, scaling, and electrical isolation before transferring processed data to the EX2100 controller. The board supports closed-loop exciter regulation functions through measured feedback values.

The EX2100 architecture uses deterministic controller communication paths. The fiber-optic communication interface on this board provides isolated signal transfer between feedback measurement circuits and controller electronics, reducing electromagnetic interference coupling.

The conformal-coated PCB construction supports operation in industrial control environments where exposure to dust, moisture, and oil mist requires additional board-level protection. The 2500 Vrms channel-to-ground isolation rating separates field-side measurement circuits from control-side electronics.

Firmware and Industrial Control Interface Compatibility

The IS200EACFG2ABB operates as part of the GE EX2100 excitation platform and exchanges processed feedback data through the system communication interface. Hardware configuration and channel scaling parameters are managed through GE control configuration tools.

The board revision G2ABB identifies the hardware revision level and conformal coating configuration used within the EX2100 control assembly.

Frequently Asked Questions

Q: What signal type does the IS200EACFG2ABB measure?
A: The board measures generator field AC feedback signals and performs filtering, scaling, and isolation before controller transmission.

Q: What isolation method is provided on this board?
A: The board provides 2500 Vrms channel-to-ground isolation between feedback signal circuits and the control-side electronics.

Q: How is data transferred from the board to the EX2100 controller?
A: The board uses a fiber-optic communication link for isolated data transfer within the EX2100 excitation control system.

Field Installation Guidelines

Install the IS200EACFG2ABB in the designated EX2100 exciter rack position and verify correct alignment with the backplane connectors before fastening the board.

Connect generator field AC feedback wiring according to the EX2100 terminal documentation. Maintain separation between feedback signal cables and high-current conductors to reduce electrical noise coupling.

Inspect fiber-optic connectors for cleanliness, correct orientation, and secure connection before system startup. Apply appropriate grounding and cable shielding practices for the rack assembly.

After installation, verify feedback channel configuration, scaling parameters, and communication status through the applicable GE configuration software before enabling excitation control.

Specifications

• Brand: General Electric

Advantages

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