Property Description/Value
Accuracy ±3 % at 10 m/s
Output resolution 0.1 m/s (km/h, mph, knots)
Units available m/s, km/h, mph, knots
Wind direction
1)
Azimuth 0 ... 360°
Response time 0.25 s
Available variables Average, maximum, and minimum
Accuracy ±3.0° at 10 m/s
Output resolution 1°
Wind measurement frame
Averaging time 1 ... 3600 s (= 60 min), at 1 s steps, on the basis of
samples tak
en at 4, 2, or 1 Hz rate (configurable)
Update interval 1 ... 3600 s (= 60 min), at 1 s steps
1) NTP (normal temperature and pressure) condition applied for wind tunnel testing.
11.2 Inputs and Outputs
Table 42 WXT530 Series Electrical Specifications
Property Description/Value
Operating voltage 6 ... 24 VDC (-10 % ... +30 %)
Average current consumption
Minimum 0.1 mA at 12 VDC (SDI-12 standby)
Typical
3.5 mA at 12 VDC with typical measuring intervals
1)
Maximum 15 mA at 6 VDC (with constant measurement of all
par
ame
ters)
Heating voltage Options: DC, AC, full-wave rectified
AC
12... 24 VDC (-10 % ... + 30 %)
12 ... 17 VACrms (-10 % ... +30 %)
Typical heating current 12 VDC: 0.8 A
24 VDC: 0.4 A
12 VAC
rms
: 1.1 A
17 V
AC
rms
: 0.8 A
Chapter 11 – Technical Specifications
159
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