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DAFA-1 | Air flow indicator and alarm. | Dwyer

Air flow indicator and alarm.

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Air flow indicator and alarm.

SERIES DAFA AIR FLOW INDICATOR AND ALARM

For Air Flow Monitoring in 3" and 4" pipes

The Series DAFA Air Flow Indicator and Alarm alerts users of low or no air flowconditions in pipes utilizing a thin, field trimmable vane to sense the air flow rate.An 85 dB audible buzzer alternates with a bright red LED to alert users when the airflow rate drops, indicating low or no flow in the pipe. The DAFA is battery powered toprovide versatility for where it can be installed, and offers a yellow LED to indicate alow battery. This device is ideal for monitoring radon mitigation systems by detecting aloss of air flow in the pipe and providing a signal to homeowners if the fan has stoppedoperating.

Product Applications

Radon mitigation systems
Air flow monitoring in 3" and 4" pipes

Simple and quick installation
Field trimmable vane included to allow unit to be used in 3" and 4" pipes
Audible and visual alarms
Battery-operated with up to 5 year battery life and low battery warning