1340404 Potter PS40-2 Pressure switch with two sets SPDT contacts

• Model Number: PS40-2
• Item Number: 1340404

The Potter PS10 Series Pressure Actuated Switches are designed for the detection of a waterflow condition in automatic fire sprinkler systems of particular designs such as wet pipe systems with alarm check valves, dry pipe, preaction, or deluge valves. The PS10 is also suitable to provide a low pressure supervisory signal; adjustable between 4 and 15 psi (0,27 and 1,03 BAR).

• UL, cUL, and CSFM Listed, FM and LPC Approved, NYMEA Accepted, CE Marked Pending
• Dimensions - 3.78" (9,6cm)W x 3.20" (8,1cm)D x 4.22" (10,7cm)H
• Conduit Entrance - Two knockouts provided for 1/2" conduit. Individual switch compartments and ground screws suitable for dissimilar voltages.
• Enclosure:
• Cover - Die-cast with textured red powdercoat finish, single cover screw and rain lip.
• Base - Die-cast
• Pressure Connection - Nylon 1/2" NPT Male
• Factory Adjustment
• PS40-1 operates on decrease at 30 PSI (2,1 BAR)
• PS40-2 operates in increase at 50 PSI (3,5 BAR) and on decrease at 30 PSI (2,1 BAR)
• Pressure Range - 10-60 PSI (,7 - 4,1 BAR)
• Differential
• Typical 1 lb. at 10 PSI (,07 at ,7 BAR)
• 4 lbs at 60 PSI (,28 at 4,1 BAR)
• Maximum System Pressure - 300 PSI (20,68 BAR)
• Switch Contacts:
  • SPDT (Form C)
  • 10.1 Amps at 125/250VAC, 2.0 Amps at 30VDC
  • One SPDT in PS40-1, Two SPDT in PS40-2
• Environmental Specifi cations:
• NEMA 4/IP55 Rated Enclosure - indoor or outdoor when used with NEMA 4 conduit fittings.
• Temperature range: -40™F to 140™F (-40™C to 60™C)
• Tamper - Cover incorporates tamper resistant fastener that requires a special key for removal. One key is supplied with each device.
• Service Use:
• One or two family dwelling NFPA-13D
• Residential Occupancy up to four stories NFPA-13R
• National Fire Alarm Code NFPA-72

1340404 Datasheet