Potter PS15-2

Product Overview

 The PS15-2 from Potter is a supervisory pressure-actuated switch designed to monitor deviations in system pressure within automatic fire sprinkler systems. It is commonly used for air or nitrogen supervision in dry pipe and pre-action systems, as well as monitoring pressure tanks, air supplies, and water supplies. The device features two SPDT contacts and is built for reliable operation under both indoor and outdoor conditions, with a robust die-cast enclosure and NEMA 4/IP66 rating.

Key Features

• Two SPDT (Form C) contacts for supervisory monitoring.
• Detects both increasing and decreasing system pressures.
• Pressure range: 5–30 PSI (0.35–2.07 BAR); factory set LOW at ~10 PSI and HIGH at ~20 PSI.
• Maximum system pressure: 300 PSI (20.68 BAR).
• Differential: 1 lb at 5 PSI, 3 lbs at 30 PSI.
• Durable die-cast cover with textured red powdercoat finish; die-cast base.
• ½" NPT male pressure connection (nylon).
• Conduit knockouts for ½" conduit; compartments suitable for dissimilar voltages.
• Tamper-resistant cover fastener with supplied key; optional cover tamper switch kit available.
• NEMA 4/IP66 rated enclosure; temperature range -40°F to 140°F (-40°C to 60°C).
• Compliant with NFPA-13, NFPA-13D, NFPA-13R, and NFPA-72 codes.