Basic Documentation

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Magnetic Valves
MVF461HSeriesMagnetic
ControlValve.
Specications
Electrical
 Low-voltageUseOnly ................................................ Class2(SELV,PELV)
24 Vac
 OperatingVoltage ......................................................... 24Vac+20/-15%
 Frequency ............................................................................. 45to65Hz
 TypicalPowerConsumption ............................................. SeeSizingTable
  Standby .........................................................<1W(ValveFullyClosed)
 NominalApparentPower .................................................SeeSizingTable
 SuitableFuse................................................................................... Slow
24 Vdc
 OperatingVoltage ................................................................20to30Vdc
Functional Data of Actuator
Input
 PositioningSignalY ........................................ 0/2to10Vdc,0/4to20mA
  Impedance
   0/2to10Vdc ................................................................ 100kΩ//5nF
   0/4to20mA .................................................................240Ω//5nF
Forced Control
  Impedance .................................................................................22kΩ
  ClosingtheValve(ZconnectedtoG0) ........................ <1Vac;<0.8Vdc
  Openingthevalve(ZconnectedtoG0) ........................ >6Vac;>5Vdc
  NoFunction(Znotwired) ............................PositioningSignalYActive
Output
 PositionFeedbackSignalVoltage ........................................0/2to10Vdc;
LoadResistance>500Ω
  Current .......................................................................... 0/4to20mA;
LoadResistance<500Ω
 StrokeMeasurement .................................................................Inductive
 Nonlinearity ................................................................. ±3%ofEndValue
Functional Data of Valve
 NominalPressure ......................................................... ANSI125(PN16)
 Perm.OperatingPressure
1
.............................Waterupto248°F(120°C)
232psig(16bar)
WaterAbove248°F(120°C):188psig(13bar)
SaturatedSteam:130psig(9bar)
Pressure Differential ∆ pmax/ ∆ ps ................................... 145psi(10bar)
Materials
 Body ............................................................................ NodularCastIron
 CoverFlange ................................................................ NodularCastIron
 Seat/InnerValve ................................................................ StainlessSteel
Packing
 NormalDuty ..................................................................... EDPM(O-ring)
Electrical Connections
 CableEntries ..............................................3xM20x1.5orPG13.5/G1/2
 ConnectionTerminals ................. ScrewTerminalsforupto12AWGWires
Min.Cross-sectionalArea4)0.75mm
2
Max. Pressure
 Max.DifferentialPressure ............................................................145psi
Media Temperature ......................................... 34°to356°F(1°to180°C)
Ambient Conditions
Temperature
  Operationandstorage ................................. 23°to113°F(-5°to45°C)
  Transport ................................................. -13°to158°F(-25°to70°C)
 Humidity ..................................................5to95%rh(Non-condensing)
Resolution ..................................................................................... 1000:1
Position with Actuator De-energized ................................ A →ABClosed
Positioning Time ...................................................................... <2seconds
Approvals ...........................................................................IP31toIEC529
ConformstoCERequirements,UL873,
CertiedtoCanadianStandardC22.2,No.24,C-TickN-474,
PED97/23/EC:Pressure-carryingParts
Par.1,Section.2.1.4/Par.3,Section3Fluidgroup2
Flow Characteristic ......................................... EqualPercentageorLinear
Environmental Protection .....................................................NEMAType1
Notes:
1
Testedat1.5xPN(24bar),similartoDIN3230-3
2
CanbeselectedviaDIPswitch.
4
Incaseofstrongvibrations,usehigh-exstrandedwires.