Feature & Principle

Microprocessor digital governor, receives magnetic pickup speed signal, compares actual speed with setpoint and adjusts steam valve via PID algorithm. It provides overspeed, reverse power and alarm interlock functions, realizes turbine startup, load adjustment and safe shutdown.

Specifications

Model: 9907-164Brand: WoodwardSeries: 505Power Supply: 24V DCControl: Single / split range actuatorCommunication: Modbus RTUMounting: Panel / rack mountCertification: CE

Components & Diagnostics

Main control board, speed signal input circuit, actuator drive output, LCD display, keyboard and relay alarm output. Common faults: speed signal loss, valve drive fault, parameter loss, communication interruption.

Product Brie

f9907-164 governor, Woodward 505 turbine speed control spare widely used for thermal power plant, industrial steam turbine and generator unit control.