HT HT53, Руководство пользователя

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HT53 HT53/05
Release EN 1.01 – 19/04/2002
EN - 8
6. TECHNICAL SPECIFICATIONS
6.1. CHARACTERISTICS
Accuracy is referred to the following
reference conditions: 23°C
±
5°C with
RH<80%
6.1.1. Lux
measuring
Measurement range:
0.00~20.00lux
0~2000lux
10~20000lux
Accuracy:
±
(3%RH + 5mV) for CIE standard
illuminant A (2856k)
Relative visible-spectrum response (f1’):
≤
8%
Spectral range:
CIE V(
λ
) from 380 to 780nm class AA
Cosine angular response f2’:
≤
3%
Response Time :
≤
100ms
6.1.2. General
Specification
Measuring elements:
Silicon photodiode.
Mechanical characteristics
Dimension: 210(L)x 40 (W)x 31(D)mm
Cable length: 2 meter
Light sensing area: 12mm diameter
Weight (including battery): about 176g
Supply:
Battery type: 1 battery x 9V NEDA
1604, IEC6F22, JIS
006P battery.
Low battery indication: “LOW BATT”
LED is light up indicator when battery
level is too low.
Battery life: About 220 hours.