LM-120Specifications
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 Auto Power Off approx 6 min 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
item: sig – Luxómetro | Luxómetro digital | Luxómetro portatil | Luxómetro auto rango