Ideal for use in harsh and corrosive environments, the PSW-300 Series pressure switches feature stainless steel
or Buna-N diaphragm-sealed pistons or diaphragm actuators that provide repeatability of ±1% of range.
Standard design allows easy access to switches. For versatility, single setpoint with adjustable deadband or
dual, independently adjustable setpoints with fixed deadband may be chosen.
SPECIFICATIONS Approval: UL listed, CSA certified Storage Temp: -29 to 66°C (-20 to 150°F) Ambient Temp. Limits: -29 to 66°C (-20 to 150°F) Setpoint typically shifts +1% of range per 28°C
(50°F) of temperature change Enclosure: NEMA-4X watertight and corrosion resistant Setpoint Repeatability: ±1% of range Switch Output: 1 or 2 SPDT Electrical Rating: 10 A: 125/250 Vac 0.5 A: 125 Vdc 0.25 A: 250 Vac 15 A: 125/250 Vac Enclosure: Epoxy coated aluminum, gasketed Weight: 0.9 kg (2 lb) Electrical Connection: 3/4 NPT female Pressure Connection: 1/4 NPT female; 1/2 NPT Male for vacuum to 600 psi; 1/4 NPT female for 1000 and
3000 psi Connection Material: Vac through inH2O ranges - carbon steel; All psi ranges - 316SS
† All prices on this site are shown in Taiwan Dollars. Ordering Example: (1) PSW-345 is a 3-15 psi dual setpoint switch with fixed deadband, 316SS diaphragm and two 15 amp SPDT switches , TWD16,065