HD400-EN V2.4 07/13
7
Specifications
Range Specifications
Units
Range
Resolution
Accuracy
Lux
400.0
0.1
± (5% rdg + 10 digits)
4000
1
40.00k
0.01k
± (10% rdg + 10 digits)
400.0k
0.1k
Foot candles
40.00
0.01
± (5% rdg + 10 digits)
400.0
0.1
4000
1
± (10% rdg + 10 digits)
40.00k
0.01k
Notes
:
1. Sensor Calibrated to standard incandescent lamp (color temperature: 2856K)
2. 1Fc = 10.76 Lux
General Specifications
Display
4000 count LCD display with 40 segment bargraph
Ranging
Four ranges, manual selection
Over range indication
LCD displays ‘OL’
Spectral response
CIE photopic
Spectral accuracy
V
λ
function (f’
1
≤6%)
Cosine response
f’
2
≤2%; Cosine corrected for angular incidence of light
Measurement Repeatability
±3%
Display rate
Approximately 750 msec for digital and bargraph displays
Photo detector
Silicon photo-diode with spectral response filter
Peak capture
10mS minimum
Operating conditions
Temperature: 32 to 104
o
F (0 to 40
o
C); Humidity: < 80%RH
Storage conditions
Temperature: 14 to 140
o
F (-10 to 50
o
C); Humidity: < 80%RH
Meter Dimensions
6.7 x 3.1 x 1.6" (170 x 80 x 40mm)
Detector Dimensions
4.5 x 2.4 x 0.8
” (115 x 60 x 20mm)
Weight
Approx. 13.7 oz. (390g) with battery
Sensor lead length
3.2’ (1m)
Low battery indication
Battery symbol appears on the LCD
Power supply
9V battery
