Diaphragm pressure switch WPS series

differentialvacuumSPDT

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 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) nclosure Rating - IP54 Approvals - CE, RoHS & REACH compliant Typical Life - Over 106 switching operations