Siemens QBE Series Pressure Sensor, 6bar Min, 32bar Max, SPDT Output, Relative Reading

The Siemens Pressure switches are used in HVAC systems to protect the systems from excessive low or high pressure. They can also be applied to start and stop compressors and fans. The pressure switches are compatible with water, fluorinated and non aggressive refrigerants and lubrication oils. The pressure switches are available with automatic or manual reset. The user can adjust the switching point and switching differential. All pressure switches have a scale to indicate the set point pressure adjustment. Pressure switches with an adjustable pressure differential have a second scale to indicate the pressure differential adjustment.

Mechanical measuring system
Starting current up to 96 A
Automatic or manual reset
Test function
Sealable