Technical Specifications Valve section: 2301D digital proportional valve, 15 gpm, 100–250 psi supply; speed interface: 2-channel magnetic pickup input, 10 Hz–20 kHz; supply voltage: 24 V DC ±10%; control resolution: 12-bit; operating temperature: -40 °C to +80 °C; enclosure: IP65 valve, IP20 interface section.
Functional Features Digital closed-loop position control; integral speed signal conditioning; speed-based control mapping; auto-calibration capability; fault self-diagnosis; speed loss detection.
Application Scenarios Engine fuel control with speed feedback, turbine governor valve actuation, speed-profiled hydraulic control, rotating equipment hydraulic sequencing.
Performance Parameters Position accuracy: ±0.5% full scale; speed measurement accuracy: ±0.05%; step response: < 100 ms; repeatability: ±0.25%.
Material Composition Ductile iron valve body, stainless steel spool assembly, digital control circuit board, speed interface module, nitrile rubber seals.
Structural Characteristics Integrated valve and speed interface assembly; top-mounted electronics module; side hydraulic ports; multi-pin electrical connector.
Working Principle The on-board digital controller processes speed input signals, executes speed-based control algorithms, and commands the proportional valve spool position via closed-loop position feedback, delivering precise speed-governed hydraulic control.
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