PSW-104 General Purpose Industrial Pressure Switch

Omega PSW-104 General Purpose Industrial Pressure Switch is ideally suited for laboratory and industrial applications where a rugged, repeatable, and dependable switch is required. For ease of installation, ports are tagged high and low, and the setpoint adjusts over the entire range.

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Feature

  • UL Listed,
  • Ranges from 0.5 inH2O to 3000 psi
  • SPDT or DPDT Switches
  • Adjustment Lock

Specifications

  • Enclosure RatingNEMA-4X
  • Maximum Ambient Temperature70 {C} (158 {F})
  • Maximum Rating15
  • Maximum Storage Temperature70 {C} (158 {F})
  • Minimum Ambient Temperature-40 {C} (-40 {F})
  • Minimum Storage Temperature-55 {C} (-67 {F})
  • Other FeaturesManual Reset
  • Pressure TypeGauge
  • Pressure UnitsPSIG
  • repeatability+/-1% to +/-1.5% of Adjustable Range
  • ShockSetpoint repeats after 15 g
  • VibrationSetpoint repeats after 2.5 g
  • Approval: UL listed,
  • Storage Temperature: -55 to 70°C (-67 to 158°F)
  • Process Temperature:
  •    Stainless Steel: -55 to 205°C (-67 to 401°F)
  •    Phosphor Bronze: -40 to 150°C (-40 to 302°F)
  •    Buna-N: -25 to 95°C (-13 to 203°F)
  • Ambient Temperature: -40 to 70°C (-40 to 158°F), except models PSW-107 to PSW-117 and PSW-134 to PSW-139: -20 to 70°C (-4 to 158°F). Setpoint typically shifts less than 1% of range for a 30°C (54°F) ambient temperature change.
  • Shock: Setpoint repeats after 15 g, 10 ms duration.
  • Vibration: Setpoint repeats after 2.5 g, 5 to 500 Hz
  • SetPoint Repeatability: All models ±1% of adjustable range, except models PSW-118 to PSW-125 and PSW-132 to PSW-133 are ±1.5%
  • Switch Output: One SPDT or DPDT switch may be wired normally open or normally closed
  • Electrical Rating: Standard 15 A 125/250/480 Vac resistive External Manual Reset: 15 A 125/250 Vac resistive Double Pole Double Throw: 10 A 125/250 Vac resistive
  • Enclosure: Die cast aluminum (max. 0.6% copper). Epoxy-coated blue enclosure, gasketed, complies with NEMA-4X
  • Weight: Approximately 0.9 kg (2 lb)
  • Electrical Connection: 1/2 NPT and Two 7/8′ diameter knockouts
  • Dimensions: 191 max H x 101 W x 60 mm D (7.5 max 4 x 2.3′)