7. Technical Data
7.1 WAC155 Specifications
Table 12 Measurement Performance
Property
Description/Value
Averaging interval
3 s (selectable range 0.25 … 5 s)
Updating interval
0.25 s
Wind Speed
Observation range
0 … 75 m/s (0 … 168 mph)
Observation frequency
4 Hz
Resolution
0.1 m/s
Wind Direction
Observation range
0 … 360°
Observation frequency
32 Hz
Resolution
2.0°
1)
Gained by averaging the eight samples in each 0.25-second period.
Table 13 Inputs and Outputs
Property
Description/Value
Input operating voltage
9 … 31.5 V
Input operating current (incl. both sensors)
Power-save enabled: 7 mA typically at 24 V
Power save disabled: 37 mA typically at 24 V
Heating control, WA15
On at 3 °C (37 °F) / Off at 5 °C (41 °F),
adjustable
Input heating voltage, WA15
16 … 24 VDC or VACrms with 1 or 2 sensors in
parallel
32 … 48 VDC or 32 … 43 VACrms with 2 sensors
in series
Input heating current
1.0 A typically at 20 V with 1 or 2 sensors in
parallel
0.5 A typically at 40 V with 2 sensors in series
Heating for WA25
Passed by w. expansion connector
WAC155 User Guide
M210822EN-E
50
Summary of Contents for WAC155
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