Avertronics Electronics Inc.

SST-Refrigeration and Air-conditioning and Industrial Control Pressure Switches and Sensors

  • Model: 45CP
  • Application: Inverter system control.
  • This specification covers the use of solid-state pressure sensors in refrigerant air-conditioning systems for R22, R134a and R407C
  • Sensata- Part:45CP2-1、45CP2-2、45CP2-3、45CP2-4、45CP2-5、45CP2-6、45CP2-7
  • Withstand voltage: AC1500V 1sec (between each terminal and the body)


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  • Pressure range: 0.0 to 4.6 MPa g (g: gauge)
  • Working temperature:-30°C to 135°C
  • Power supply voltage (Vin): 5.0 +/- 0.1 VDC
  • Output voltage (Vout): 0.89 to 4.5 V typical
  • Initial accuracy:+/- 2.5% Vdd at -30°C to 135°C. Vdd = DC5.0V
  • Overall accuracy:+/-3.5% Vdd at -30°C to 135°C. Vdd = DC5.0V。
  • Power supply current: 10 mA Max without load
  • Pressure resistance: 1.5 times maximum working pressure
  • Burst pressure: 2.0 times maximum working pressure
  • Installation torque: 12.7 Nm +/-10%
  • Drop test: 1.0 m on the concrete floor, no deformation once
  • Overvoltage: DC 16V, 30sec
  • Reverse voltage: DC -12V, 30sec
  • Electrical connection: 10k ohm pull-down resistor
  • Pressure connection: 1/4” SAE flammable thread socket: 7/16-20UNF 2B
  • Pressure cycle life test: can withstand 5 million full working pressure cycles at room temperature