Description
For use on aboveground storage tanks. The 922 alerts you when your tank is near full while also allowing your tank to breathe during filling and dispensing operations. This 2" full port pressure/ vacuum vent is
equipped with a high intensity, audible alarm (alarm will register 120+ Db. when measured at a distance of 1 ft. with a fill rate of 90 GPM) which can be set by adjusting the cable length to float height. It is fully mechanical, with no wires or batteries needed. The minimum fill rate is 20 GPM.
Features
The Fig. 922 Combination Vent/Overfill Alarm is a fully mechanical, high intensity audible alarm that alerts you when your tank is near full while also allowing your tank to breathe during filling and dispensing operations. The unit is equipped with a whistle which incorporates a 2” or 3” full port pressure/vacuum vent. The unit can be set to activate at 90% fill height by adjusting the cable length to the fl oat device. The adjustment tool is provided. The unit attaches to a 2” or 3” N.P.T. pipe mounted on the tank. Minimum fi ll rate for alarm to operate is 20 GPM.
Note: Not for use on vapor recovery systems.