PS120-2 POTTER

Product Overview

 The Potter PS120-2 Pressure Actuated Switch is designed to monitor pressure changes in automatic fire sprinkler systems and other pressurized systems such as wet pipe systems, pressure tanks, air supplies, and water supplies. The switch detects both increases and decreases from the normal system pressure, providing reliable supervision of system integrity. The PS120-2 is factory-set for 120 PSI (8.3 BAR) nominal pressure, with LOW and HIGH activation points at 110 PSI (7.6 BAR) and 130 PSI (9 BAR), respectively.

Key Features

• UL, cUL, CSFM Listed; FM and LPC Approved; NYMEA Accepted; CE Mark pending
• Two SPDT (Form C) switch contacts: 10.1A at 125/250VAC, 2.0A at 30VDC
• NEMA 4 / IP55 rated enclosure for indoor or outdoor use with appropriate conduit fittings
• Operating temperature range: -40°F to 140°F (-40°C to 60°C)
• Pressure range: 25–175 PSI (1.7–12.1 BAR); maximum system pressure: 300 PSI (20.68 BAR)
• Differential: 2 lbs at 25 PSI, 8 lbs at 175 PSI
• Factory-adjusted LOW and HIGH actuation points
• Die-cast red powder-coated cover with rain lip and single screw; die-cast base
• Nylon 1/2" NPT male pressure connection
• Two 1/2" conduit knockouts and individual switch compartments with ground screw