Amprobe LM-100 Light Meter Manual Ranging

Illumination Accuracy at 23°C ± 5°C (73.4°F ± 5°F), < 75% R.H.
Sensor Silicon photodiode and filter
Measurement rate 2.5 times per second
Range 20, 200, 2000, 20000, 200000 Lux
20, 200, 2000, 20000 Foot candles
Accuracy ± 3% (Calibrated to standard incandescent lamp at 2854°K)
6% other visible light sources
Angle deviation from cosine Characteristics
30° ± 2%
60° ± 6%
80° ± 25%
Cosine Angular corrected per JIS C 1609:1993 and CNS 5119 general A class
Resolution 0.01 fc/lux
General Specifications
Display 3¾ digit liquid crystal display (LCD) with a maximum reading of 1999
Sampling Rate 2.5 times per second for digital display
Polarity Automatic, positive implied, negative polarity indication
Overrange (OL) or (-OL) is displayed
Zero Automatic
Low battery indication The ““ is displayed when the battery voltage drops below the operating level
Temperature / Humidity Operating -10°C to 50°C (14°F to 122°F), 0 to 80%RH
Storage -10°C to 50°C (14°F to 122°F), 0 to 70%RH
Altitude 2000m, indoor operation
Power Supply 9V NEDA 1604, IEC 6F22, JIS 006P battery
Battery life 200 hours
Dimension (Base) 130 x 63 x 38 mm (5.1 x 2.5 x 1.5”)
Dimension (Sensor) 80 x 55 x 29 mm (3.2 x 2.2 x 1.1”)
Weight 220 g (.48 lb.) include battery