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Solid state battery fuel gauge and hour meter Model 803
Description: Curtis Model 803 combines in one instrument a completely solid state battery discharge indicator, an LCD hour meter and lift lockout, housed in a 52mm case. Void of moving parts, this combination instrument is exceptionally reliable even in severe operating environments
Features: ‘Fuel’ Gauge Features: 1. Multicolor 10-bar LED displays state of charge (5 green, 3 yellow, 2 red LEDs) 2. Flashing red LED signals “energy reserve” alarm at 70% discharged 3. Double flashing red LEDs signal “empty” alarm at 80% discharged 4. Normally closed relay opens at 80% discharge for lift lockout 5. This unique holding relay will only lock out at the end of a lift cycle 6. Recognizes improperly charged battery 7. Keyswitch activated LED display (Fuel gauge electronics are energized as long as they remain connected to the battery) 8. Wide range adjustable discharge profile 9. 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
Hour Meter Features: 1. Monitors use-time throughout the equipment’s lifespan 2. Records and displays up to 99,999.9 hours on its LCD, rolls over and continues to count and display 3. Hour meter LCD remains on as long as battery is connected 4. Stores latest total in EEPROM nonvolatile memory, without need of power 5. Operates and displays in temperatures from –40˚C to +65˚C under harsh conditions of vibration, shock, moisture and dust
Specifications: 1. Hour meter accuracy: +0.1% 2. Operating Temperature: –40°C to +65°C 3. Shock & Vibration: Meets SAE J 1378 4. Humidity: 95% RH (non-condensing) at +38°C 5. LCD Character Height: 5 mm 6. Mating Connector: Molex 8 pin, 39-01-2085 7. Discharge Range: Empty from 1.57 volts/cell to1.93 volts/cell 8. Reset Levels: Open circuit reset (OCR)at 2.09 volts/cell 9. Charge Tracking Reset (CTR) tracks battery recharge at 2.35 volts/cell full and 2.10 volts/cell empty