Gill Instruments Ltd
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WindObserver II (WindObserver FC)
Page 6
Issue 2
Doc. No. 1390-PS-0011
June 2007
4. SPECIFICATION
Model
1390-PK-057
Measurement
Output
1Hz
Parameters
UV, Polar, NMEA
Units
m/s, Knots, MPH, KPH ft/min
Averaging
Flexible 1-3600 seconds
Wind Speed
Range
0 - 75m/s
Accuracy
±2%@12m/s and ±6%@75m/s (estimated to be confirmed)
Resolution
0.01m/s
Offset
±0.01m/s
Direction
Range
0 - 359°
Accuracy
± 2°
Resolution
1°
Anemometer Status
Supplied as part of standard message
Starting Threshold
0.01 m/s
Dead Band Wind Direction
None
Power Requirement
Anemometer only
20-30 V DC (50mA Average)
Heating - Optional
3A @ 24V AC or DC
Digital Output
Communication
RS422, full duplex, network facility
Baud rates
1200, 2400, 4800, 9600, 19200, 38400
Formats
8 data, odd, even or no parity
Dimensions
Size
405mm x 210mm
Weight
1.5kg (not including cable)
Materials
External Construction
Stainless Steel 316
Environmental
Moisture protection
IP66 (NEMA4X)
Operating temperature
-55°C to +70°C
Humidity
5% to 100% RH
Precipitation
300mm/hr
EMC
BS EN 50081-1: 1992 (Emissions class B)
BS EN 50082-2: 1992 (Immunity)
FCC class A
Icing
MILSTD810E Method 521.1 Procedure 1
Standards
Traceable to UK national standards
Site Calibration
None required. (See Section 10.6 Zero Wind Check)
