GE IS200EISBH1A | Exciter ISBus Board

Product code: N/A

GE IS200EISBH1A | Exciter ISBus Board

Original price was: ¥99,999.00.Current price is: ¥1,588.00.

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Detailed content

Product Description

The GE IS200EISBH1A / IS200EISBH1AAA is an Exciter ISBus Board designed for GE EX2100 excitation control systems. The EISB provides a communication interface for the M1, M2, and C controllers and handles fiber-optic feedback signals associated with generator field, exciter, and ground detection circuits. It transfers these signals through the control backplane to the DSPX controller and supports RS-232C communication with applicable tool and keypad interfaces.

The board is a single-slot, 3U-high module installed in the EX2100 control rack beneath the DSPX. Its front panel provides six fiber-optic connectors for signal transmission and reception. In applicable configurations, the EISB also provides ISBus interface electronics for communication among redundant exciter controllers.

Product Datasheet

Specification	Details
Brand	General Electric (GE)
Model	IS200EISBH1A
PCB / Assembly Number	IS200EISBH1AAA
Series	EX2100
Product Name	Exciter ISBus Board
Functional Acronym	EISB
Product Type	Excitation Communication / ISBus Interface Board
Controller Interface	M1, M2 and C Controllers
Main Communication	GE ISBus
Optical Interface	6 Fiber-Optic Connectors
Serial Interface	RS-232C
Rack Format	Single-Slot, 3U
Mounting Location	EX2100 Control Rack, beneath DSPX
Field Signal Interface	Generator Field / Exciter Feedback via EDCF
Ground Detection Interface	Ground Detection Signal Interface
ISBus Interface	Approximately 1 Mbit/s reported
Power Supply	+5 VDC, approximately 1.5 A reported
Operating Temperature	-40°C to +70°C reported
Origin	USA
Status	Legacy / Obsolete Series Component

Functional Features

⚙️ EX2100 Communication: Provides a dedicated communication interface for M1, M2, and C excitation controllers.

⚙️ Fiber-Optic Feedback: Six front-panel fiber-optic connections support applicable generator field, exciter, and ground-detection feedback signals.

⚙️ DSPX Interface: Transfers feedback information through the control backplane to the DSPX controller.

⚙️ ISBus Communication: Supports GE’s proprietary ISBus communication architecture used within applicable EX2100 excitation systems.

⚙️ RS-232C Interface: Provides communication between the DSPX and applicable tool/keypad ports through the system backbone.

⚙️ Redundant Exciter Support: The EISB includes ISBus interface electronics for applicable redundant excitation configurations.

FAQ

Q: What system is the IS200EISBH1A used in?
A: It is primarily associated with GE EX2100 excitation control systems.

Q: What is the difference between IS200EISBH1A and IS200EISBH1AAA?
A: IS200EISBH1A is the ordering/model designation, while IS200EISBH1AAA is the more detailed board or assembly identification commonly found on the hardware.

Q: How many fiber-optic connectors are provided?
A: The H1A version is commonly documented with six front-panel fiber-optic connectors.

Q: Where is the EISB installed?
A: It is a single-slot, 3U-high board installed in the EX2100 control rack beneath the DSPX.

Q: What should be checked before replacement?
A: Verify the complete part number, board revision, rack position, fiber-optic connections, controller configuration, and system firmware compatibility before installation.

Troubleshooting & Safety

🛠️ No communication: Inspect the backplane connection, ISBus configuration, controller status, and fiber-optic connections.

🛠️ Incorrect feedback: Check the associated EDCF interfaces and confirm that generator-field, exciter, and ground-detection fiber connections are routed to the correct ports.

🛠️ RS-232C communication failure: Verify the applicable tool/keypad connection and inspect the backbone interface.

⚠️ Fiber-optic handling: Keep fiber connectors clean and protected from dust. Do not sharply bend fiber-optic cables.

⚠️ Electrical safety: Disconnect and lock out applicable excitation-system power before removing the board. Follow the equipment manufacturer’s discharge and grounding procedures.

⚠️ Configuration matching: Do not replace an EISB solely based on physical appearance. Match the complete IS200EISBH1A / IS200EISBH1AAA identification and the existing EX2100 system configuration.