The PSW-180 Series differential pressure switch offers a blend of small
size, excellent performance and environmental protection. The
PSW-180 is available with switch contacts or as an audible alarm.
SPECIFICATIONS Switch: SPDT rated at 5 amp at 250/125 Vac, 5 amps at 30 Vdc, gold-clad contacts Audible Alarm: Internal 9 Vdc battery powered, continuous tone 85 dB (battery included) Repeatability: 1% of span Ambient Temperature: Storage: -30 to 80°C (-22 to 176°F) Operating: 0 to 70°C (32 to 158°F) Max Media Temp: 95°C (203°F) @ 100 psi Vibration: MIL STD 810C, 2.5 g’s 5-500 cps Shock: 15 g’s, 10 msec duration. Working Pressure: 0-150 psid at up to 70°C (158°F) air
temperature Differential Proof Pres: 150 psid at up to 70°C (158°F) air
temperature Enclosure: NEMA-4, reinforced polyester body, zinc-plated
steel cover with neoprene gasket, terminal block wiring
Adjustment: multi-turn screw, accessible from outside
enclosure Pressure Port: 1/4 NPTF brass or 1/4 NPSF polysulfone Dimensions: Polysulfone: 70 W x 60 D x 89 H mm (2.75 x 2.38 x 3.5") Brass: 80 W x 60 D x 89 H mm (3.13 x 2.38 x 3.5") Weight: 165 g (5.8 oz) (approximate)
