WPS Commercial Differential Pressure Switch

WPS COMMERCIAL DIFFERENTIAL PRESSURE SWITCH

Conforms to CERoHS Compliant
 

APPLICATIONS:

  • Field applications include: monitoring air filters and ventilators, overheating protection for fan heaters and controlling air and fire protection flaps, protection for heat exchangers, flow in ventilation ducts and controlling

DESCRIPTION & FEATURES:

  • Excellent solution in BAS and HVAC applications requiring monitoring and control
  • Low pressure differential switch for monitoring pressure, vacuum and differential pressure of air and other non combustible, non aggressive gases
  • Pressure indicating adjustment knob allows for simple field changes without the need of a pressure gauge
  • Pressure ranges in both Inches of Water (and Pascals), from 0.08 to 16.0 (20-4,000)
  • Single-pole double-throw (SPDT) switch type with 0.01A 250 VAC output
  • The compact size allows for hassle-free installation in small areas
  • CE, RoHS & REACH compliant
  • 5 year warranty

DOCUMENTATION:

     
    Housing Material Grey colour Polyamide 6.6 plastic
    Window Cover Material Frosted Polystyrene resin
    Deadband Accuracy +/- 15% of upper and lower pressure ratings
    Pressure Connection 2 x plastic pipe connection, 6.0mm (1/4″) external diameter, labelled P1 & P2
    Electrical Connection Flat plug 6.3mm x 0.8mm or push-on screw terminals with PG-11 or M20x1.5 cable strain relief
    Wetted Partst Silicone based diaphragm, tempered at 392oF (200oC)
    Set Point Adjustment Field adjustable knob
    Contact Rating 1.0A 250VAC output, 0.1A 24VDC (low voltage version)
    Number of Contacts Single-pole double-throw (SPDT)
    Maximum Operating Pressure
    Temperature
    1.45 psi (10 kPa)
    Ambient/Process Temperature -4oF to 185oF (-20oC to 85oC)
    Storage Temperature -40oF to 185oF (-40oC to 85oC)
    Enclosure Rating IP54
    Approvals CE, RoHS & REACH compliant
    Typical Life Over 106 switching operations
    Weight
    150g with cover, 110g without cover
    Mounting Position Vertical installation with pressure connections pointing downwards

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    WPS 0.08 / 1.20 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 0.12 / 1.60 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 0.20 / 2.00 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 0.80 / 4.00 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 1000 / 4000 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 2.00 / 10.00 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 20 / 200 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 200 / 1000 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 30 / 300 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 4.00 / 16.00 ''H2O SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 50 / 500 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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    WPS 500 / 2500 PA SPDT 5 / 16'' OUTER & ¼'' INNER DIA TUBING
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