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Electronic water flow control valve


  • Port size:DN15-DN300
  • Pressure:PN10-PN64 CL150-CL600
  • Medium:Water,steam
  • Temperature :-40~450℃
  • Body material:WCB,WCC,CF8,CF8M,etc.
  • Description:
  • Electronic water flow control valve Feature

    Electronic water flow control valve adopts double sealing surface spool structure,applicable for low leakage requirement;Electronic water flow control valve adopts pressure-balanced spool structure, large allowed pressure differential, low noise&steady and reliable actuation;Electronic electric actuator of  Electronic water flow control valve with servo system, no need the servo amplifier, can work when supplying power and input signal, with small sensitivity to temperature.
  • Electronic water flow control valve specification

    Electronic control valve body type: straight through casting globe type
    Spool type: balanced cage guided sleeve ype
    Nominal size: DN25~300,、 NPS 1〞~ 12〞
    Nominal pressure: PN16 ~ 100、 CLASS 150LB ~ 600LB
    Connection: flange: FF、RF、MF、RTJ
    Welding: SW、BW
    Flange dimension: According to to IEC 60534
    Electronic control valve
    Bonnet type:
    Ⅰ:standard type(-20℃~230℃)
    Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion)
    Ⅲ:Low temperature extended type(-196℃~ -45℃)
    Ⅳ:Bellow seal type
    Ⅴ:Warm insulation Jacket type
    Packing: V type PFTE packing, flex. graphite packing, etc.
    Gasket: Metal graphite packing
    Actuator of control valve: Electric: 3810L series smart actuator, PSL series actuator.
  • Electronic water flow control valve material 

    Component name Control Valve Material
    Body/Bonnet WCB/WCC/WC6/CF8/CF8M/CF3M
    Valve spool/Seat 304/316/316L(overlaying stellite alloy)
    Packing Normal:-196~150℃ is PTFE,>230℃ is flexible graphite
    Bellows 304/316/316L
    Gasket Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket
    Control valve stem 2Cr13/17-4PH/304/316/316L
  • Electronic water flow control valve Performance

    Electronic water flow control valve Flow characteristic Linear, percentage, quick open
    Allowable range 50: 1
    Rated Cv value Percentage CV10~1400 ,linear CV11~1500
    Allowable leakage Metal seal:Ⅱgrade(0.5% rated capacity)
    Soft seal: V grade
    Leakage standard:  GB/T 4213
    Electronic water flow control valve Performance
    Intrinsic error (%) ±1.0
    Return difference(%) ≤1.0
    Dead zone(%) ≤1.0
    Difference from beginning to end point(%) ±2.5
    Rated travel difference(%) ≤2.5
  • Electronic water flow control valve actuator parameter

    Electrionic Control Valve Type\ Method Electric actuator
    3810L series (R type)
    Intelligent integrated type
    Usage Regulating
    Air supply pressure or Power supply voltage Power: AC 220V±10%  50Hz
    Or Power:  AC 380V±10% 50Hz
    Connector Normal type:  cable inlet 2-PF(G1/2〞)
    Explosive proof:  Protection jacket PF(G3/4〞)
    Direct action Input signal increase, stem descend, valve close.
    Reaction Input signal increase, stem ascend, valve open.
    Input signal Input/output4~20mA.DC
    Lag ≤0.8%FS
    Linear type +1%FS
    Environmental temperature Standard type: -10℃~+60℃
    With space heater : -35℃~+60℃
    Explosive proof: -10℃~+40℃
    Electronic water flow Control Valve
    Space heater (normal type)
    Non-standard accessories, need special customized notes.