Potter Tyco Pressure Switch PS120-1
Pump control pressure switch Fire protection pressure switch Pressure switch wire oil Air conditioner pressure switch Water pressure relay Working principle of oil pressure relay Catalog of pressure switches Danfoss How to adjust the pressure switch PS120-1 -40
°F to 140
°F (C to 60
°C) 175 PSI (55 at 12.1 BAR) Contact 0917911114
Potter Tyco: PS120 Dimensions: 3.78″ (9.6cm)W x 3.20″ (8.1cm)D x 4.22″ (10.7cm)H
Enclosure: Cover- Die-cast with textured red powdercoat fi nish, single cover screw and rain lip.
Base – Die-cast.
Pressure Connection: Nylon 1/2″ NPT male Switch Contacts: SPDT (Form C). 10.1 Amps at 125/250VAC, 2.0 Amps at 30VDC One SPDT in PS120-1, Two SPDT in PS120-2.
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)
Pressure Range: 25-175 PSI (1,7 – 12,1 BAR)
Differential: Typical 2 lbs. at 25 PSI (0,14 at 1,7 BAR) 8 lbs at 175 PSI (55 at 12,1 BAR)
Maximum System Pressure: 300 PSI (20,68 BAR)
Factory Adjustment: PS120-1 operates on decrease at 110 PSI (7,6 BAR)
PS120-2 operates in increase at 130 PSI (9 BAR) and on decrease at 110 PSI (7,6 BAR)
Conduit Entrance: Two knockouts provided for 1/2″ conduit. Individual switch compartments and ground screw suitable for dissimilar voltages
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