PS-10-EX POTTER

Product Overview

 The PS-10-EX Pressure Actuated Switch by Potter is engineered for hazardous location fire protection applications, including wet sprinkler systems with alarm check valves and dry pipe systems. It can also function as a low-pressure supervisory device. The unit features a solid metal, weatherproof enclosure and two independently adjustable switches, allowing operation without additional tools. Factory settings allow activation on pressures between 4 and 20 PSI (0.27–1.3 BAR), providing precise detection of waterflow conditions. The PS-10-EX is fully certified for international hazardous locations and ensures reliable operation under extreme environmental conditions.

Key Features

• Dual independently adjustable SPDT switches (no tools required)
• Operating pressure range: 4–20 PSI (0.27–1.3 BAR)
• Solid cast aluminum enclosure, weatherproof, NEMA 4 & 9 rated
• Brass 1/2" NPT male pressure connection; 1/2" NPT female conduit entrance
• Contact ratings: 15 A at 125/250 VAC, 2 A at 30 VDC
• Factory preset: Pressure increase 6 ±1 PSI, pressure decrease 5 ±1 PSI, maximum differential 1 PSI
• Maximum system pressure: 300 PSI (20.68 BAR)
• Certified: CUL, UL, CSFM Listed; FM Approved; NYMEA Accepted
• Environmental range: -40°F to 140°F (-40°C to 60°C)
• Service use: NFPA-13 automatic sprinkler systems, NFPA-72 compliance