Gill Instruments Ltd
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WindObserver 65
Page 6
Issue 4
Doc. No. 1390-PS-0039
June 2016
4.
SPECIFICATION
Measurement
Output
1, 2, 4, 5, 8, 10Hz
Parameters
UV, Polar, NMEA, Tunnel
Units
m/s, Knots, MPH, KPH ft/min
Averaging
Flexible 1-3600 seconds or
Adjustable Averaging for Road Weather applications
Wind Speed
Range
0 - 65m/s (0-145mph)
Accuracy
±2%@12m/s
Resolution
0.01m/s
Offset
±0.01m/s
Direction
Range
0 - 359°
Accuracy
± 2°
Resolution
1°
Sonic Temperature Output
Range
-40°C to + 70°C
Anemometer Status
Supplied as part of standard message
Starting Threshold
0.01 m/s
Dead Band Wind Direction
None
Power Requirement
Anemometer only
9-30V DC (30mA @ 12V DC, non-analogue unit)
9-30V DC (50mA @12V DC, analogue unit)
Reverse voltage protected
Heating - Optional
Allow 3A @ 22v to 30v (max) AC rms or DC
Digital Output
Communication
RS422, full duplex, RS485 2 wire network facility
Baud rates
1200, 2400, 4800, 9600, 19200, 38400
Formats
8 data bits, odd, even or no parity, 1 stop bit
Analogue Output - Optional
Quantity
3 (speed, direction, status, SOS or Sonic Temperature)
Scale
Multiples of ± 10m/s up to ± 70m/s
Type
± 2.5V, 0-5V or 4-20mA
V output resistance
60 Ohms
4-20mA loading
10-300 Ohms
Dimensions
Size
See manual Fig 2b for dimensions
Weight
WindObserver 65
1.34kg (no mount or lead).
Base Mount Short
0.63kg.
Base Mount Long
1.05kg.
Pipe Mount
1.06kg.
Materials
External Construction
Stainless Steel 316
Environmental
Moisture protection
IP66 (NEMA4X)
Operating temperature
-55°C to +70°C (heated version)
Humidity
0% to 100% RH
Precipitation
300mm/hr
EMC
EN 61326-1:2006
EN 60945:2002
Icing
MILSTD810F Method 521.1 Procedure 1
Standards
Traceable to UK national standards
Lloyds Register Type Approved
Site Calibration
None required. (See Section 10.6 Zero Wind Check)
