The operation of the Under Pressure Monitoring device is fully automated with optional choices between ON / OFF - switching and step switching.

ON / OFF - switch:
The operation of the Under Pressure Monitoring device is launched via the ON / OFF - switch. The device is operating constantly with 100% output. The desired pressure is adjusted thanks to the fresh air openings.

Manual output regulation SE:
The operation of the Under Pressure Monitoring device is launched via the manual output regulation. The desired under pressure is adjusted with the fresh air openings and the manual output regulation which is regulating the output of the device.

Important:
In case of power failure, the Under Pressure Monitoring device will start automatically after the trouble-shooting.