INFICON DataFID Portable Flame Ionization Detector for Leak Detection and Repair (LDAR) - Manual (Page 24)

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CHARGE CYCLE AND LED INDICATIONS
LED MODE
Orange Battery not connected
Orange Battery initialization & analysis
Red Fast Charge
Green with intermittent Orange flash Top-off charge
Green Trickle charge
Alternating Red and Green Error
Table 1. Battery Charger Indications
With mains connected, the LED will be orange the first 5-7 seconds, and will be orange when the
initialization and analysis starts. If a battery is connected, the actual charging will start a few seconds later
when the LED changes to red.
CAUTION: Use only Battery Charger P/N 1201221 to charge the DataFID instrument.