Commercial Differential Pressure Switch

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Commercial Differential Pressure Switch

Product catalog summary

Description & Features:

Designed for commercial applications requiring pressure monitoring and control.
Suitable for air and non-combustible, non-aggressive gases.
Features a pressure indicating adjustment knob for easy field changes.
Available in pressure ranges measured in Inches of Water and Pascals.
Equipped with a Single-pole double-throw (SPDT) switch with a 1.0 A 250VAC output.
Compact design for easy installation in confined spaces.
Compliant with CE, RoHS, and REACH standards.
Comes with a 5-year warranty.

Applications:

Monitoring air filters and ventilators.
Overheating protection for fan heaters.
Controlling air and fire protection flaps.
Protection for heat exchangers and flow in ventilation ducts.

Specifications:

Housing Material: Grey Polyamide 6.6 plastic.
Window Cover Material: Frosted Polystyrene resin.
Deadband Accuracy: +/- 15% of upper and lower pressure ratings.
Pressure Connection: Two plastic pipe connections, 6.0mm external diameter, labeled 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 Parts: Silicone-based diaphragm, tempered at 392°F (200°C).
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: 1.45 psi (10 kPa).
Ambient/Process Temperature: -4°F to 185°F (-20°C to 85°C).
Storage Temperature: -40°F to 185°F (-40°C to 85°C).
Enclosure Rating: IP54.
Approvals: CE, RoHS & REACH compliant.
Typical Life: Over 1,000,000 switching operations.
Weight: 150g with cover, 110g without cover.
Mounting Position: Vertical installation with pressure connections pointing downwards.

Order Codes:

Set Point Range and Average Deadband:
- 20-200 Pa / 0.08-1.20 inH2O: WPS0200 / WPS0200R8
- 30-300 Pa / 0.12-1.60 inH2O: WPS0300 / WPS0300R8
- 50-500 Pa / 0.20-2.00 inH2O: WPS0500 / WPS0500R8
- 200-1,000 Pa / 0.80-4.00 inH2O: WPS1000 / WPS1000R8
- 500-2,500 Pa / 2.00-10.00 inH2O: WPS2500 / WPS2500R8
- 1,000-4,000 Pa / 4.00-16.00 inH2O: WPS4000 / WPS4000R8
Static Pressure tip with Flange PVC Tubing, 20m (65’): WPS1010 / WPS1020

Catalog excerpts

Commercial Differential Pressure Switch-1

Commercial Differential Pressure Switch Description & Features: • Excellent solution for commercial 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 • Single-pole double-throw (SPDT) switch with 1.0 A 250VAC output • The compact size allows for hassle-free installation in small areas • CE, RoHS & REACH compliant • 5 year warranty 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, and flow in ventilation ducts WINTERS INSTRUMENTS

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