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The GE IS200VTURH1BAB, also cataloged as the IS200VTUR Vibration Transducer Module, operates as a dedicated hardware component for primary turbine protection and speed sensing within GE Mark VI Speedtronic control systems. The module interface handles 6 analog voltage input channels alongside 4 passive pulse rate device inputs to provide primary overspeed trip signaling and turbine synchronization monitoring.

Hardware Specifications

Parameter Specification
Model IS200VTURH1BAB
Brand General Electric
Origin USA
Weight 0.5 kg
Dimensions 11 x 9 x 3 in
Operating Temp 0 to 60 deg C
Power Consumption 12 W (VME backplane power bus)
Module Function Primary turbine protection and speed sensing
Analog Inputs 6 voltage channels
Speed Sensing Inputs 4 passive pulse rate device channels
Common Mode Voltage 125 VDC
System Platform Mark VI Speedtronic Control System

Deterministic Network Integration and Backplane Processing

The IS200VTURH1BAB maintains backplane bus communication velocity across the VME chassis to process speed sensing pulses and trip logic without delay. Onboard firmware flash compatibility enables real-time synchronization with primary controller software loops. High I/O density scaling allows dedicated analog signal conditioning for vibration inputs while simultaneously executing primary trip voting algorithms across Mark VI system architectures.

Frequently Asked Questions

Q: What speed measurement devices interface directly with the IS200VTURH1BAB module?

A: The module contains dedicated processing circuitry for up to 4 passive pulse rate speed sensors (such as magnetic pickups) to monitor shaft rotation speed.

Q: Is the IS200VTURH1BAB backward-compatible with earlier VTUR board hardware?

A: Yes. The IS200VTURH1BAB is backward-compatible with the first two revisions of the VTUR module within supported GE Mark VI Speedtronic racks.

Q: Can the IS200VTURH1BAB be replaced while the VME backplane is powered?

A: Hot-swapping is not supported. The VME rack power supply must be isolated before removing or installing the board to protect backplane pin connections and signal converters.

Field Installation Guidelines

Mount the IS200VTURH1BAB into its assigned 6U VME rack slot, verifying alignment along the chassis card guides before seating the backplane connectors. Secure top and bottom panel screws to ensure solid electrical grounding with the rack enclosure frame. Route all passive speed pickup wires and analog voltage cables using shielded twisted-pair conductors, keeping them separated from AC power lines. Connect cable shields to cabinet ground terminals at a single point prior to powering the rack.

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