Airflow Alarm EX

For monitoring of the set airflow in a duct

The Airflow Alarm monitors pressure conditions in a duct. A pressure switch connected to the control box provides the signal input.

The Airflow Alarm is connected to the fan starter and automatically starts with the fan. An Alarm is trigged (Red LED light and relay terminal) when the air pressure in the duct is outside preset limits. The LED-lights are powerful enough to have good visibility at a distance. 2 independent terminals for power supply.

The pressure switch can be installed installation in ATEX zone 2 / 22, the control box shall not be installed in an ATEX zone.

The Airflow Alarm consist of control box, pressure switch, hose, inline filter, cable gland and battery.

Technical data
0 - 50 C (32 F to 122 F)
,
IP54 for control box, IP65 pressure switch
Weight (kg) 1,5 + 0,7
Airflow alarm PS GGW 3A4/2

ArtNo: 40780438

40 - 300 Pa
Airflow alarm PS GGW 10A4/2

ArtNo: 40780439

100 - 1 000 Pa
Airflow alarm PS GGW 50A4/2

ArtNo: 40780440

250 - 5 000 Pa
Airflow alarm PS GGW 150A4/2

ArtNo: 40780441

3 000 - 15 000 Pa