D634K2000C
D634K2000C is an explosion-proof direct drive servo valve of MOOG D634K series. It adopts single-stage pilotless structure with built-in LVDT closed-loop feedback, certified for hazardous area working conditions.
Description
Basic Information
Brand: MOOGModel: D634K2000CSeries: D634K Explosion-proof DDVStructure: Single-stage pilotless direct drive servo valveMounting Standard: ISO4401-05 (NG10)Drive Type: Permanent magnet linear force motorFeedback: Integrated LVDT spool position closed-loop feedbackExplosion-proof Grade: Ex de IIB+H2 T4/T3Protection Class: IP65Net Weight: Approx. 6.3kg
Hydraulic Parameters
Max working pressure: 350barMax T-port pressure: ≤50bar, 350bar optional with Y portRated flow at 35bar pressure drop: 100L/minPeak flow: 180L/minNull leakage: 2.5-7L/minWorking fluid: ISO11158 mineral hydraulic oilFluid temperature: -20℃ ~ 80℃
Electrical Parameters
Supply voltage: 24VDC, operating range 18-32VDCMax operating current: 2.5AControl signal: ±10V, ±10mA, 4-20mAConnector: 6-core plus PE terminalDesign: Integrated explosion-proof PWM drive module
Dynamic Performance
Full stroke step response: ≤20ms-3dB bandwidth: 18-30HzHysteresis: ＜0.25% full scaleResolution: ＜0.10% full scaleTemperature drift: ＜1.5% full scale
Core Features
Pilotless design reduces pipeline layout and internal leakage.Stable driving performance unaffected by system pressure fluctuation.High precision positioning ensured by LVDT real-time feedback.Spring centering structure realizes fail-safe reset after power failure.Professional explosion-proof structure adapts flammable and explosive environments.Standard installation dimension for easy assembly and replacement.
Application Fields
Offshore petroleum and chemical industry equipmentMine and explosion-proof hydraulic control systemHazardous area precision closed-loop control devicesFlammable medium processing hydraulic machinery
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