GE IS200TSVCH1A Servo Input/Output Terminal Board

Overview

The GE IS200TSVCH1A is a Servo Input/Output Terminal Board developed for the Mark VIe control system. GE designed this board to manage electro-hydraulic servo valves with high precision. It supports LVDT feedback for accurate valve positioning and handles both magnetic and TTL pulse rate inputs. This board plays a crucial role in power generation and industrial automation systems requiring high-performance servo control.

Technical Specifications

• Product Type: Servo Input/Output Terminal Board
• Manufacturer: General Electric (GE)
• Model Number: IS200TSVCH1A
• Functional Acronym: TSVC
• Functional Description: Servo I/O Terminal Board
• System Compatibility: GE Mark VIe Control System
• Assembly Type: Normal Assembly (Mark VI Series)
• Functional Revision: A
• PCB Coating: Conformal Coating

Inputs

• 8 LVDT windings: Provides position feedback for precise control
• 2 pulse rate inputs: Accepts magnetic or TTL signals

Outputs

• Servo Valve Output Current: Supports 10, 20, 40, 80, 120 mA valves
• Valve Coils: Operates three coils per servo valve
• LVDT Excitation Sources:
  • 4 with transformer isolation
  • 2 without transformer isolation
• Pulse Rate Excitation:
  • 2 outputs at 24V DC

Power and Connectivity

• Power Supply: Requires 28V DC via connector J28
• Trip Wiring Connections: Uses JD1 or JD2 for external trip signals

Mounting and Environment

• Mounting Type: DIN rail or rack-mounted
• Operating Temperature: -30°C to 65°C