The Curtis 803 battery discharge indicator (BDI) combines a complete solid state battery discharge indicator, an LCD hour meter and a lift lockout into one 52 mm case. With no moving parts, this combination instrument is extremely reliable in harsh operating environments.
Multicolor 10-bar LED displays state of charge (5 green,3 yellow, 2 red LEDs)
Flashing red LED signals “energy reserve” alarm at 70% discharged
Double flashing red LEDs signal “empty” alarm at 80% discharged
Normally closed relay opens at 80% discharge for lift lockout. This unique holding relay will only lock out at the end of alift cycle
Recognizes improperly charged battery
Keys which activate LED display (Fuel gauge electronics are energized as long as they remain connected to the battery)
Wide range adjustable discharge profile
Dual reset methods in each gauge: Open Circuit Reset for vehicles that exchange batteries and Charge Tracking Reset for vehicles whose batteries remain connected to the gauge during recharge