GE IS200ERIOH1A Regulator I/O Interface Board

FAQ

Q1. What is the IS200ERIOH1A used for?
It is a regulator I/O interface board that handles both customer I/O and system I/O signals in GE EX2100 Excitation Control and Mark VI systems.

Q2. Which systems is the IS200ERIOH1A compatible with?
It is designed for use in General Electric’s EX2100 Excitation Regulator control systems and also works with Mark VI series installations.

Q3. Can this board be used in both simplex and redundant configurations?
Yes, it supports simplex configurations via the Exciter Regulator Backplane (ERBP) and redundant configurations using the redundant backplane (ERRB).

Q4. What types of signals does IS200ERIOH1A interface?
It interfaces with customer I/O from ECTBG2 and EPCT terminal boards, and system I/O from EROC and ERDD boards; in redundant systems it also supports ERRR signals.

Q5. How is the IS200ERIOH1A connected within the system?
The board mounts into the backplane rack and connects through ERBP/ERRB backplane connectors to other regulator control boards.

Q6. What are the physical dimensions and weight?
Approximate board dimensions are 24 × 16 × 3 cm and weight is about 0.9 kg (industrial PCB form factor).

Q7. Does the board require external power?
No external power is required; it is powered through the control system’s backplane logic supply.

Q8. Is electrical isolation included?
Yes, the design includes signal and logic isolation at the board level to protect control circuits.

Q9. Can the board be serviced hot?
No, the control system should be powered down before installation or removal for safety.

Q10. Is the IS200ERIOH1A still available?
Yes, it is available through industrial automation suppliers and surplus/refurbished markets.

GE IS200ERIOH1A

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