Technical Specifications Supply voltage: 24 V DC ±10%; Control signal:4–20mA; Operating hydraulic pressure: 0.5–16 bar; Operating temperature: -30 °C ~ +120 °C; Enclosure:IP65.
Functional Features Electro-hydraulic proportional drive; integrated position feedback; fast response; mechanical fail-safe position.
Application Scenarios Steam turbine fuel governing, industrial gas turbine fuel regulation, hydraulic actuation engine governing system.
Performance Parameters Position linearity: ±2.5% FS; Repeatability: ±1.2% FS; Step response time:<30 ms.
Material Composition Steel valve body; hardened stainless steel spool; hydraulic seal set; proportional solenoid; position feedback sensor.
Structural Characteristics Integrated hydraulic valve and proportional solenoid assembly; built-in position sensor; hydraulic inlet and outlet ports.
Working Principle 4–20mA analog signal controls proportional solenoid to drive hydraulic spool movement, adjusting hydraulic flow and pressure to control actuator position. Internal position sensor forms closed-loop regulation.
Installation Requirements Mount on hydraulic manifold; connect hydraulic pipeline and 24V power + control signal; perform hydraulic flushing and calibration.
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