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Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch

    Buy cheap Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch from wholesalers
     
    Buy cheap Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch from wholesalers
    • Buy cheap Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch from wholesalers

    Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch

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    Brand Name : Keramcontrols
    Model Number : QAD
    Certification : CE,RoHS
    Payment Terms : L/C, T/T
    Delivery Time : 7days
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    Air Differential Pressure Switch 20-200Pa Adjustable Micro Pressure Air Switch

    Air Differential Pressure Switch 20-200Pa Adjustable Micro- Pressure Air Switch


    Description


    The differential air pressure switch is used to control the differential pressure of the air for filters, fans, air ducts, air-conditioning and ventilation systems. This pressure switch is especially suitable for control and safety functions in air-conditioning systems, providing the fan stop signal and dirty filters signal.


    Technical Specifications


    ModelQAD
    MediaAir,non-combustible and non-aggressive gasses
    Max Operating Pressure10kPa
    Mounting PositionDiaphragm in any vertical plane
    Degree of protectionIP54(with cover)
    Operating Temperature-40℃to 85℃
    Contact ArrangementSPDT
    Electrical RatingResistance: Initial: < 50 milliohms;
    Current1.5A resistive(0.4A inductive) 250V
    Electric Connection6.3x0.8 blade 46244 or screw terminals
    MaterialHousing:ABS
    Duct connectors: ABS
    Membrane: Silicone
    Cable sleeve:PVC
    Weight0.15kg(0.35kg with flexible pipe)
    Connectionφ6.0mm for tube connection
    ApprovalUL,CE,RoHS

    Dimensions(mm)



    Installation Connections


    QAD series air pressure controls is factory-calibrated for vertical position. If installed horizontally, this will affect the switching point as following:

    • with cover facing upwards, switching point is 15Pa higher than scale;

    • with cover facing downwards, switching point is 15Pa lower than scale.


    Note: Do not install upside down with trip pressures of less than 50pa!


    Electric Wiring


    Product Range


    ModelPressure RangeDifferentialTolerance
    QAD-120~200Pa10Pa±15%
    QAD-230~300Pa10Pa±15%
    QAD-340~400Pa20Pa±15%
    QAD-450~500Pa20Pa±15%
    QAD-5200~1000Pa100Pa±15%
    QAD-6500~2500Pa150Pa±15%
    QAD-71000~5000Pa250Pa±15%
    • The performances stated in this sheet can be modified without any prior notice due to design improvements


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