Vaisala WMS302 Guide de l'utilisateur télécharger pdf (Page 241)

Chapter 8 ____________________________________________________________ Technical Data

VAISALA______________________________________________________________________ 239

Table 59 Relative Humidity

Property Description/Value

Range 0...100 %RH

Accuracy ± 3 %RH at 0 ... 90 %RH

± 5 %RH at 90 ... 100 %RH

Output resolution 0.1 %RH

PTU measuring interval

Measuring interval 1...3600 s (=60 min), at one second steps

Table 60 Wind

Property Description/Value

Wind speed

Range 0...60 m/s

Response time 0.25 s

Available variables Average, maximum, and minimum

Accuracy ± 0.3 m/s or ± 2 % whichever is greater

Output resolution 0.1 m/s (km/h, mph, knots)

Units available m/s, km/h, mph, knots

Wind direction

Azimuth 0...360°

Response time 250 ms

Available variables Average, maximum, and minimum

Accuracy ± 2°

Output resolution 1°

Measurement frame

Averaging time 1...900 s (= 15 min), at one second steps,

on the basis of samples taken at 4, 2, or 1

Hz rate (configurable)

Update interval 1...3600 s (= 60 min), at one second steps

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Vaisala WMS302 Guide de l'utilisateur Page 241