Gill Instruments Ltd
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MetPak/MetPak RG and MetPak Pro Base Stations
Page | 12
Issue 1
Doc. No. 1723-PS-0023
October 2018
3.
TECHNICAL SPECIFICATION
Wind Measurement
Parameters
Polar Wind Speed & Direction (2 axis sensor) plus Vertical axis
(3 axis sensor) or U and V Vectors (2 axis sensor) or U, V and W
vectors for 3 axis sensor.
Units of Measurement
m/s, knots, mph, kph, ft/min
Wind Speed - Refer to Supplied Anemometer Manual for full details
Range
0-45m/s WindMaster
0-60m/s WindSonic/WindSonic M
0-65m/s WindMaster Pro
0-70m/s WindObserver 70
0-75ms WindSonic 75/WindObserver 75
0-90m/s WindObserver 90
Accuracy
2% @12m/s
Resolution
0.01m/s
Threshold
0.01m/s
Wind Direction
Range
0-359 Degrees – No dead band
Accuracy
3
@12 m/s WindSonics and WindSonic M
2
@12 m/s WindObservers and WindMasters
Resolution
1
Air Temperature (Hygroclip)
Type
Pt 100 1/3 Class B
Range
-35
C to +70
C
Accuracy
0.1
C
Resolution
0.1
C
Units of Measure
C or
F
Relative Humidity (Hygroclip)
Range
0-100%
Accuracy
0.8% @ 23
C
Resolution
1%
Units of Measure
% RH
Dew Point
Resolution
0.1
C
Accuracy
0.15
C (23
C ambient temperature @ 20
C dew point)
Units of Measure
C or
F
Barometric Pressure
Range
600 to 1100hPa
Accuracy
0.5hPa
Resolution
0.1hPa
Units of Measure
hPa, mbar, mmHg, InHg
Compensated for Temperature dependency –20
C to +70
C
