Woodward 9907-147 Speed Monitoring Module

Product Brief Introduction Speed monitoring auxiliary module for prime mover control, collects and processes speed pulse signals for governing system.
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Technical Specifications DC24V power supply, operating temperature -40℃ ~ +70℃, heavy industrial EMC protection.

Functional Features Speed pulse signal acquisition, noise suppression, fault self-test, digital communication with main controller.

Application Scenarios Gas turbine, steam turbine, diesel generator control and monitoring system.

Performance Parameters Measurement precision ±0.1%, response time less than 10ms, overcurrent protection.

Material Composition Fiberglass PCB, metal housing, flame retardant connectors.

Structural Characteristics Standard plug-in modular structure, DIN rail installation.

Working Principle Collect speed pulse signals from probes, convert pulse signals into digital data, transmit data to main controller and report channel failures.

Installation Requirements Install in ventilated dust-proof cabinet, shielded sensor cable, reliable grounding.

Usage Notes Prevent static damage during installation; check terminal connection regularly; do not operate beyond rated temperature range.




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