WPS Commercial Differential Pressure Switch

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