UL, cUL, and CSFM Listed, FM and LPC Approved, NYMEA Accepted, CE Marked

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: 10–63 PSI (7–4,1 BAR)

Differential:
Typical 10 lb. at 10 PSI (0,7 at 7 BAR)
4 lbs at 50 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 Specifications:
NEMA 4/IP66 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.
For optional cover tamper switch kit, order Stock No. 0090020.
See bulletin 5401/020 PSCTSK.

Service Use:
Automatic Sprinkler — NFPA-13
One or two family dwelling — NFPA-13D
Residential Occupancy up to four stories — NFPA-13R
National Fire Alarm Code — NFPA-72