Guardian Digital Airflow Monitor Kits - 115V, 60Hz - 9743201

Guardian Digital Airflow Monitor. Airflow Monitor Field Installation Kits. Includes face plate with circuit board, electrical power jack, vinyl tubing, side wall flow tube adapter and wiring instructions. From the monitor's face plate, the user can easily select and calibrate a setpoint between 50 and 250 fpm using a velocity meter. An LCD displays actual face velocity. If the hood's face velocity falls below the programmable setpoint, an audible alarm sounds and the LOW indicator glows red. The TEST RESET switch, when pressed, mutes the audible alarm. The EMERG. PURGE switch, when configured and pressed, can be used to activate a relay to open a hood damper (not included). Requires cutout in upper right portion of front panel of Protector ClassMate Hood. On Basic and Fiberglass 30 Hoods, it mounts in the factory-prepared cutout on upper portion of right side fixture panel.