|
Specifications (at 23°C±5°C, <75% R.H. non-condensing)
|
|
Visual Light Intensity |
|
Range |
20 lux, 200 lux, 2000 lux, 20000 lux |
|
20 fc, 200 fc, 2000 fc, 20000 fc |
|
Total Accuracy |
For CIE standard illuminant A (2856K): ± ( 3 % rdg +
10 digits) |
|
Temperature Coefficient |
0.1 x (specified accuracy)/°C (< 18 °C or > 28 °C) |
|
0.056 x (specified accuracy)/°F (< 64.4 °F or > 82.4
°F) |
| Resolution |
0.01 lux; 0.01 fc |
| Spectral
Response |
CIE photopic – CIE standard illuminant A |
| Acceptance
Angle |
ƒ ’ 2 < 2 %; cosine corrected (150 °) |
| Peak Hold
Response Time |
>50 mS pulse light |
| Analog Output |
1 mV = 1 lux or 10 mV = 1 fc, nominal, continuous
output |
| Measurement
Rate |
2.5 times per second, nominal |
|
General Specifications |
|
Display |
3 1⁄2-digit (LCD) with maximum reading of 1999 |
|
Overrange |
(OL) is displayed |
|
Battery |
4 pieces 1.5 V (AAA size) UM-4, R03 |
|
Battery Life |
200 hours carbon-zinc battery |
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Power |
Standard 9 V transistor battery |
|
Low Battery Indication |
Change batteries immediately |
|
Operating Temperature |
0 °C to 50 °C (32 °F to 122 °F) at < 75% R.H. |
|
Storage Temperature |
- 20 °C to 60 °C (- 4 °F to 140 °F), 0 to 80 % R.H.
with batteries removed |
|
Environment |
Indoor use, altitude up to 2000 m |
|
Standby Current |
<1 μA; Dimensions: 170 x 44 x 40 mm |
|
Dimensions (W x L x H) |
183 x 79 x 38 mm (7.2 in x 3.1 in x 1.5 in) |
|
Weight (incl. batteries) |
311 g (11 oz.) |
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