12. Technical data
Input voltage/current .........................................9 V/DC battery, 12.6 mA
When switched off ............................................0 mA
Spectral range ..................................................400 - 1100 nm
Range ...............................................................0 - 2000 W/m² (0~634 BTU/ft²xh)
Accuracy ........................................................... (at 23°C, 60 % relative humidity: ±10 W/m² (±3 BTU/ft²xh) or ±5 %
Resolution ......................................................... 0.00 - 99.99 W/m² : 0.01 W/m²
Angular accuracy ..............................................Cosine response < 7 % (angle <60°)
Tilt angle range .................................................0 - 90°
Tilt angle accuracy ............................................ (at 23 °C, 60 % relative humidity) ± 1.2° (≤ 60°),
Sampling rate ...................................................Approx. 0.4 seconds
Automatic power-off ..........................................After approx. 10 minutes
Battery life .........................................................Approx. 30 hours (continuous use)
Memory slots ....................................................20
Operating conditions .........................................0 to +50 ºC, <80 % relative humidity (non-condensing)
Storage conditions ............................................-10 to +60 ºC, <85 % relative air humidity (non-condensing)
Dimensions (L x W x H) ................................... 29 x 49 x 140 mm (meter)
Weight ..............................................................202 g (without battery)
(whichever is greater)
100.0 - 999.9 W/m² : 0.1 W/m²
1000 - 2000 W/m² : 1 W/m²
0.00 - 99.99 BTU/ft²xh: 0.01 BTU/ft²xh
100.0 - 634,0 BTU/ft²xh: 0.1 BTU/ft²xh
additional temperature error of ±0.1°/°C over 23 °C
83 x 54 x 26 mm (sensor)
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