QPB32.002A00 Siemens Gas Pressure Switch
$79.90
The Siemens QPB32.002A00 is a versatile gas pressure switch designed for the accurate monitoring of high or low gas and air pressure conditions. Featuring an automatic reset mechanism, this device is engineered to open or change over an electrical circuit when pressure levels deviate from the adjusted switching point. It is compatible with a wide range of media, including natural gas, propane, butane, hydrogen, biogas, and air, making it a reliable safety component for commercial and industrial combustion systems.
Overview
The Siemens QPB32.002A00 is a versatile gas pressure switch designed for the accurate monitoring of high or low gas and air pressure conditions. Featuring an automatic reset mechanism, this device is engineered to open or change over an electrical circuit when pressure levels deviate from the adjusted switching point. It is compatible with a wide range of media, including natural gas, propane, butane, hydrogen, biogas, and air, making it a reliable safety component for commercial and industrial combustion systems.
Features
- Automatic reset functionality ensures continuous monitoring without manual intervention after a pressure trip
- Gold-plated contacts provide high reliability for signal switching even in low-voltage applications
- NEMA 4 rated enclosure offers robust protection against dust and water for outdoor and harsh industrial environments
- Ventless operation capability up to 7 psig simplifies installation by eliminating the need for external vent piping
- Built-in side test connection allows for easy attachment of a manometer or pressure gauge for calibration and testing
- Compact design mounts to 1/2 inch flexible conduit fittings without the need for additional adapters
Specifications
- Model: QPB32.002A00
- Adjustable Pressure Range: 0.2 to 2 inches water column (wc)
- Maximum Operating Pressure: 15 psig (1 bar)
- Voltage Rating: 24 to 125 VAC; 24 to 48 VDC
- Operating Temperature: -10 F to 140 F (-23 C to 60 C)
- Electrical Connections: Screw terminals with NPSM 1/2 inch conduit entry
- Gas Connection: 1/4 inch NPT (+) pressure port
- Approvals: UL listed, FM approved, CSA certified, and CE marked
Applications
- Supervision of high or low gas pressure in burner safety systems and flame safeguard controls
- Air and gas pressure monitoring in industrial boilers, furnaces, and ovens
- Automatic leak testing of safety shutoff valves in gas trains
- HVAC and building automation systems requiring precise air or gas flow pressure switches
- Systems utilizing hydrogen or hydrogen-natural gas mixtures for modern combustion processes
| Weight | 3 lbs |
|---|---|
| Dimensions | 6 × 6 × 6 in |
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