The Siemens QPL31.075A00 is a precision pressure switch designed for monitoring gas or air pressures, ensuring safety and reliability in various HVAC applications. This device is specifically engineered for minimum pressure detection, covering a pressure range up to 75 mbar. Featuring an automatic reset, the QPL31.075A00 opens the electrical circuit when the detected pressure falls below the set threshold, effectively preventing system malfunctions. Housed in durable plastic with a die-cast aluminum base, it offers robust performance and longevity. The pressure switch is versatile in its installation, allowing both horizontal and vertical mounting options, and can be connected via a ¼” thread or O-ring. Adhering to strict safety and engineering standards, the QPL31.075A00 includes essential protections against electric shock and is compliant with various EEC directives. With its precise adjustable switching point and reliable automatic reset mechanism, the Siemens QPL31.075A00 is an ideal choice for OEMs integrating pressure monitoring into their systems.
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