7 TECHNICAL SPECIFICATIONS
7.1
Technical characteristics
Accuracy indicated as ±[%rdg+value] at:
23°C5°C, <80%RH
Illuminance measurement (Lux)
Operating
range
Resolution
Accuracy (*)
Spectral range
Response time
(*) The instrument is calibrated for a standard white light source consisting
of an incandescent lamp, at a temperature/colour of 2856°K
Human photopic vision V()
The CIE photopic curve is an international
standard for the color response of the
average
iluminant is defined as a gas-filled
tungsten-filament lamp operating at a
correlated color temperature of 2856K.
Output signals
Range 20Lux
Range 2kLux
Range 20kLux
Output impedance ca.500
DMM input
impedance
Max output
voltage
0.0020.00Lux (20Lux)
02000Lux (2kLux)
1020kLux (20kLux)
0.01Lux (20Lux)
1Lux (2kLux, 20kLux)
[3%rdg+5mV]
CIE V() from 380nm to
780nm class AA
100ms
human
EN - 10
HT53 - HT53/05
eye.
CIE
1mVDC for 0.01Lux
1mVDC for 1Lux
1mVDC for 10Lux
1M (at 2V) minimum
4VDC
standard