Technical Specifications 24VDC power supply; speed pulse input channel; analog and discrete I/O; communication interface; EMC protection. Operating temperature: -40℃ ~ +85℃.
Functional Features Closed-loop PID speed governing; load limiting control; overspeed monitoring and alarm; fault diagnosis and historical event storage.
Application Scenarios Steam turbine, gas engine and diesel genset governing cabinets.
Performance Parameters Fast dynamic response, high speed control precision, stable continuous operation.
Structural Characteristics Rack pluggable printed circuit board, metal shielding, onboard wiring terminals.
Working Principle Receive real-time speed pulse signal, compare actual speed with set value, run PID algorithm and output control command to actuator drive board to adjust valve opening.
Installation Requirements Install in sealed dust-proof cabinet; separate speed signal cable and high-power cable.
Usage Notes Backup all governing parameters before modification; anti-static handling during replacement.
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