|
Specifications |
|
Illumination |
Accuracy at 23°C ± 5°C (73.4°F ± 5°F), < 75% R.H. |
|
Sensor |
Silicon photodiode and filter |
| Measurement
Rate |
2.5 times per second |
| Range |
20, 200, 2000, 20000, 200000 Lux |
|
20, 200, 2000, 20000 Foot candles |
| Accuracy |
± 3% (Calibrated to standard incandescent lamp at 2854°K)
|
|
6% other visible light sources |
|
Angle deviation from cosine |
Characteristics |
|
30° |
± 2% |
|
60° |
± 6% |
|
80° |
± 25% |
|
Cosine Angular corrected per JIS C 1609:1993 and CNS 5119 general A
class |
|
Resolution: 0.01 fc/lux |
|
General Specifications |
|
Display |
3 ¾ digit liquid crystal display (LCD) with a maximum
reading of 1999 |
|
Sample Rate |
2.5 times per second for digital display |
|
Polatity |
Automatic, positive implied, negative polarity
indication |
|
Overrange |
(OL) or (-OL) is displayed |
|
Zero |
Automatic |
|
Low Battery Indication |
The
is displayed when the battery voltage drops below the operating
level |
|
Temperature / Humidity |
Operating |
-10 °C to 50 °C (32 °F to 122 °F); 0 to 80%RH |
|
Storage |
-10 °C to 50 °C (32 °F to 122 °F); 0 to 70%RH |
|
Altitude |
2000m, indoor operation |
|
Battery |
9V NEDA 1604, IEC 6F22, JIS 006P battery |
|
Battery Life |
200 hours |
|
Auto Power Off |
approx 6 min |
)
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