Vaisala WMS302 Guía de usuario Pagina 249

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Chapter 8 ____________________________________________________________ Technical Data
VAISALA______________________________________________________________________ 247
Pyranometers
Specifications
Table 73 Rain Gauge QMR102 Specifications
Property Description/Value
Sensor/transducer type Tipping bucket/reed switch
Funnel diameter 254 mm (10 in.)
Orifice (opening area)
500 cm
2
(77.5 in.
2
)
Sensitivity 0.2 mm (1/128 in.)
Capacity 120 mm/h (4.7 in./h)
Accuracy
< 24 mm/h < ± 1 % (weather dependent)
< 120 mm/h < ± 5 %
Material UV stabilized plastic
Cable 6 m (19.7 ft.)
Weight (w/o installation
plate)
1000 g (2.2 lb.)
Table 74 Global Solar Radiation Sensor QMS101
Specifications
Property Description/Value
Sensitivity
100 µV/W/m
2
(nominal)
Spectral response Equals silicon
Operating temperature -30 ... +70 °C (-22 ... 158 °F)
Response time < 1 second
Range
2000 W/m
2
Temperature dependence +0.15 %/°C
Directional error < 10 %
Spectral range 0.4 ... 1.1 micron
Cable length 3 m (9.8 ft.)
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