TANK ALERT® AB DUO Alarm System
Easy-to-install dual liquid level alarm system with auto-reset and battery backup features for indoor use. This alarm system monitors two separate liquid levels in lift pump chambers, sump pump basins, holding tanks, sewage, agricultural, fi lters, and other water applications. The alarm horn and red "alarm 1" LED indicator activates when an alarm 1 condition occurs. The alarm horn and yellow "alarm 2" LED indicator activates when an alarm 2 condition occurs. A green "Power On" light indicates 120 VAC primary power to the alarm. Low battery chirp feature indicates when battery should be replaced. The Tank Alert® AB DUO alarm system can serve as a high or low level alarm or fi lter alarm depending on the fl oat switch model used.
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