Technical Specifications Supply voltage:24 V DC ±10%; Control signal:4–20mA; Position feedback:4–20mA; Operating pressure:0.5–10 bar(g); Operating temperature:-30 °C ~ +120 °C; Enclosure:IP65.
Functional Features Ultra-low hysteresis; precision LVDT feedback; low friction moving assembly; linear flow curve; zero shutoff.
Application Scenarios Emission-critical gas engine, high precision load control, low NOx cogeneration system, high accuracy fuel metering.
Performance Parameters Hysteresis:<0.7% FS; Flow linearity:±1.8% FS; Repeatability:±0.6% FS; Response time:<20 ms.
Material Composition Aluminum valve body; polished stainless steel plunger; low friction FKM seals; high precision LVDT sensor.
Structural Characteristics Inline flow body; low friction internal moving structure; top solenoid and sensor assembly.
Working Principle Optimized low friction mechanical structure together with LVDT closed-loop control greatly reduces hysteresis, achieves high precision flow adjustment with small signal change.
Installation Requirements Install inline; use high precision 4-20mA controller; shielded analog wiring; carefully calibrate zero and span.
Usage Notes Keep gas medium clean to prevent friction increase caused by particle contamination; perform periodic calibration.
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