Fireye UV1A12 Scanner 318973-401 ensuring the draft inducer motor

ensuring the draft inducer motor is moving sufficient air to vent combustion gases safely before allowing the ignition sequence to proceed

making it ideal for watertight and dust-tight environments

If you measure zero voltage at the 24V secondary terminals while 120V is present at the primary

this control ensures precise operation of the burner circuit and can simultaneously trigger an alarm or an electric water feeder

consistent with standard HVACR control circuits

Fireye UV1A12 Scanner 318973-401 ensuring the draft inducer motorThe Fireye UV1A12 is a non self checking ultraviolet flame scanner engineered for use with Flame Monitor, MicroM, and D Series burner management systems. This 12 foot lead model features a 1 2" NPT mounting thread and is designed to detect the ultraviolet radiation emitted by fossil fuel flames, such as gas and oil. The UV1A12 utilizes a high sensitivity solar blind sensing tube that eliminates interference from infrared radiation emitted by hot