General Tools and Instruments DLM112SD - Manual (Page 12)

SPECIFICATIONS
Embedded microcontroller Custom one-chip LSI device
Display type Liquid-crystal with green backlight
Display size 2.05 x 1.5 in. (52 x 38 mm)
Full-scale ranges 0 to 1,999 lux; 1,800 to 19,990 lux;
(automatically switched) 18,000 to 99,900 lux
(0 to 186 ft-cd; 167 to 1,860 ft-cd;
1,670 to 9,290.7 ft-cd)
Measurement accuracy ± 4% of full-scale reading + 2 digits for all lux readings
and ft-cd readings at 200 ft-cd full-scale (f.s.);
± 4% of f.s. reading + 2 ft-cd at 2,000 ft-cd f.s.;
± 4% of f.s. reading + 20 ft-cd at 20,000 ft-cd f.s.
Measurement resolution 1 lux at 2,000 lux f.s.;
10 lux at 20,000 lux f.s.;
100 lux at 100,000 lux f.s.;
0.1 ft-cd at 200 ft-cd f.s.;
1 ft-cd at 2,000 ft-cd f.s.;
10 ft-cd at 10,000 ft-cd f.s.
Stored readings Maximum, minimum
Datalogging sampling times 1 second to 1 hour (automatic mode)
SD card capacity 1 GB to 16 GB
Settable parameters Date, time, auto power off, beep sound, temperature
unit (oF or oC), sampling time, thermocouple type
(K or J), decimal point or comma
Operating temperature 32° to 122oF (0° to 50oC)
Operating relative humidity 0 to 85%
Power source 6 Alkaline “AA” batteries or optional
9-VDC AC adapter
Power consumption 6.5 mADC (normal operation, with backlight off and
SD card not saving data; 30 mADC with backlight on)
Dimensions of meter 6.97 x 2.68 x 1.77 in. (177 x 68 x 45 mm)
Weight of meter 1.08 lb. (489g)
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