Extech Instruments 401025 User Manual page 6

Range Specifications
Lux
Range
2,000 Lux
20,000 Lux
50,000 Lux
Foot-candle (Fc)
Range
200 Fc
2,000 Fc
5,000 Fc
Frequency Spectrum
In-range Display
0-1,999 Lux
2,000-19,990 Lux
20,000-50,000 Lux
In-range Display
0-199.9 Fc
200-1,999 Fc
2,000-5,000 Fc
1
0.8
0.6
0.4
0.2
0
300 400
Resolution
1 Lux
10 Lux
100 Lux
Resolution
0.1 Fc
1 Fc
10 Fc
500 600
Wavelength (nm)
6
Accuracy (FS)
± (5% + 2digits)
± (5 % + 2digits)
±- (5 % + 2digits)
Accuracy (FS)
± (5% + 2digits)
± (5% + 2digits)
± (5% + 2digits)
700 800
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