SIEMENS Fark Basınç Anahtarı QBM 81-5 50-500 Pa

SIEMENS Differential Pressure Switch QBM 81-5 (50-500 Pa)

Precise Pressure Control and Monitoring with ORFA Industrial Assurance

The differential pressure switch ensures safe and efficient operation of HVAC systems by accurately detecting the difference between two pressure points, automating system control. Designed to Siemens' high engineering standards, this differential pressure switch operates in a range of 50 to 500 Pascal, monitoring critical parameters such as airflow, filter contamination, and duct pressure. The professional differential pressure switch, working with a diaphragm mechanism, changes the position of its internal contact system upon reaching the set differential pressure value, performing electrical switching. With a compact design and easy installation, this differential pressure switch can be integrated into any building automation system and is an essential component for fan control, aspirator monitoring, and air duct pressure management. Available from ORFA Industrial stock, the QBM 81-5 differential pressure switch is a reliable solution providing years of trouble-free service in industrial facilities and commercial buildings. Offering manual adjustment, this differential pressure switch can be configured according to site conditions, optimizing filter replacement intervals and increasing energy efficiency. Thanks to its mechanical contact structure, the differential pressure switch provides simple and reliable connection in the electrical panel, exhibiting superior performance in low-pressure applications. Each differential pressure switch unit is laboratory-calibrated before delivery. Control the filter status and airflow of your ventilation system in real time with the Siemens differential pressure switch.

Achieve precise control, increased efficiency, and energy savings in your HVAC systems with Siemens differential pressure switch solutions.