Technical Specifications; Technical Characteristics - HT Instruments HT53 Bedienungsanleitung

7 TECHNICAL SPECIFICATIONS

7.1

Technical characteristics

Accuracy indicated as ±[%rdg+value] at:
23°C5°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
0.0020.00Lux (20Lux)
02000Lux (2kLux)
1020kLux (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