IS200VSVOH1B

Overview

General Electric IS200VSVOH1B Mark VI Servo Control Board drives fuel and steam valves via four electro‑hydraulic servo valves. It provides pulse rate flow inputs, LVDT excitation, and LVDT position feedback. The board is suitable for both Triple Redundant and Simplex systems.

Basic Information

• Manufacturer: General Electric

• Product number: IS200VSVOH1B

• Type: Mark VI Servo Control Board

Functional Features

• Servo valves: 4 electro‑hydraulic

• Inputs: Pulse rate flow

• Feedback: LVDT excitation and position

System Compatibility

• Modes: Triple Redundant, Simplex

Front Panel

• Connector: J5 cable

• LED indicators: RUN (green), FAIL (red), STATUS (orange on alarm)

• Slot type: Single slot

Connectors

• Backplanes: P1, P2

• Conductive trace connectors: P3–P6

• Total connectors: 6

Components

• Relays: 4 (K1–K4)

• Test points: TP points present

• Inductor beads: L1–L10

• Integrated circuits: 70+

• Passive components: Resistors, capacitors

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