SIEMENS QPL15.050B 5-50 MBAR PRESOSTAT

General Description:
The SIEMENS QPL15.050B is an adjustable gas pressure switch used for monitoring and controlling low gas pressure levels in burner systems and industrial boilers for safety assurance.

Technical Specifications:

• Adjustable Pressure Range: 5 – 50 mbar

• Max Operating Pressure: 150 mbar

• Ambient Temperature Range: -15 °C ... +80 °C

• Electrical Rating: 250 V AC, 50/60 Hz, 6 A (resistive load)

• Contact Type: 1 x SPDT (Changeover contact)

• Protection Class: IP54

• Connection Size: G1/4" (ISO 228/1) male thread or hose connector

• Hysteresis: Approx. 1.5 mbar

• Mounting Position: Vertical or horizontal

Applications:

• Gas burner control

• Heating systems

• Boiler and furnace monitoring

• Gas supply line safety

Advantages:

• Wide adjustment range

• Compact and robust design

• Reliable and durable operation

• High flexibility thanks to adjustable setting