The Fluke 941 is a portable digital lux meter for measuring visible light from sources like fluorescent, metal halide, sodium, and incandescent lamps, featuring ranges up to 200,000 lux/20,000 FC, a 3½-digit LCD, data hold, min/max, auto power-off, and a silicon photodiode sensor, powered by a 9V battery with about 200 hours life, and designed for indoor use with dimensions of 130x63x38mm.
Key Specifications
Measurement Units: Lux (lx) or Foot-Candles (FC).
Measuring Ranges:
Lux: 20, 200, 2000, 20000, 200000.
FC: 20, 200, 2000, 20000.
Accuracy: ±3% (calibrated to standard incandescent).
Sensor: Silicon photoelectric diode with optical filter.
Display: 3½-digit, 1999-point LCD.
Sampling Rate: 2.5 times/second.
Power: One 9V battery (NEDA 1604, IEC 6LR61).
Battery Life: Approximately 200 hours.
Features: Auto range selection, data hold, Min/Max readings, auto power-off (approx. 6 mins).
Dimensions (Main Unit): 130 x 63 x 38 mm.
Weight: 220g (with battery).
Environment: Indoor use, operating temperature -10°C to 50°C.
