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Anemometer Comparison Anemometer Comparison

Not sure which ultrasonic anemometer perfectly suits your application? The anemometer comparison charts below compare Gill 2-axis and 3-axis anemometer ranges to help you decide. If you're still unsure which is most suitable, please feel free to contact us to discuss your requirements.

2-Axis Anemometer Comparison

 
WindSonic
WindObserver II
Extreme Weather WindObserver
Aviation Standard WindObserver
Intrinsically Safe WindObserver
Wind Speed 0-60 m/s 0-65 m/s 0-75 m/s 0-75 m/s 0-75 m/s
Wind Direction Range 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band)
Sample Rate 0.25, 0.5, 1, 2, 4 Hz 1, 2, 4, 5, 8, 10 Hz 1-4 Hz 1-4 Hz 1 Hz
Moisture Protection IP65 IP66 IP66 IP66 IP66
External Construction Luran Stainless Steel Stainless Steel Stainless Steel Stainless Steel
Digital Outputs

RS232
RS422
RS485
SDI-12

RS422 & RS485 Full Duplex / Half Duplex

RS422

RS422

 RS232
RS422
NMEA Output Yes Yes Yes Yes Yes
Analogue Outputs 2 (optional) 3 (optional) No No No
Sonic Temperature Output No Yes No No No
Heated No Option Yes Yes No
Approvals None Lloyds Type Approval None Accepted by FAA as part of an AWOS. EEx ia IIC T5
Complies with ATEX directive
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3-Axis Anemometer Comparison (Vertical Head Configuration)

  WindMaster WindMaster Pro R3-50 R3-100 R3A-100
Ultrasonic Output Rate 20 Hz (optional 32 Hz) 32 Hz 50 Hz 100 Hz 100 Hz
Wind Speed 0-45 m/s 0-65 m/s 0-45 m/s 0-45 m/s 0-45 m/s
Wind Direction Range 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band) 0-359º (no dead band)
Operating Temperature -40ºC to +70ºC -40ºC to +70ºC -40ºC to +60ºC -40ºC to +60ºC -40ºC to +60ºC
Moisture Protection IP65 IP65 IP65 IP65 IP65
External Construction Aluminium & Carbon-fibre Stainless Steel Aluminium & Carbon-fibre Aluminium & Carbon-fibre Aluminium & Carbon-fibre
Digital Outputs

RS232 / RS422 / RS485

RS232 / RS422 / RS485

RS422 (RS232 optional)

RS422 / RS232

RS422 / RS232
NMEA Output N/A N/A N/A N/A N/A
Analogue Outputs 4 (optional) 4 (optional) 7 (via optional PCIA) 7 (via PCIA) 7 (via PCIA)
Analogue Output Resolution 12 bit (optional 14 bit) 14 bit 14 bit 14 bit 14 bit
Analogue Inputs 4 (optional) (2 different) 4 (optional) (2 different) 6 (via optional SIU) 6 (via optional SIU) 6 (via optional SIU)
Analogue Input Resolution 12 bit (optional 14 bit) 14 bit via optional SIU via optional SIU via optional SIU
PRT Input N/A Optional 14 bit 14 bit 14 bit
Speed of Sound Output Yes Yes Yes Yes Yes
Sonic Temperature Output Yes Yes Yes Yes Yes
Inclinometer N/A N/A N/A Optional Optional
Head Symmetry Symmetrical Symmetrical Symmetrical Symmetrical Asymmetric
Calibration Generic / Custom Option Generic / Custom Option Custom Custom Custom
Transit Case Optional Optional Optional Yes Yes
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3-Axis Anemometer Comparison (Horizontal Head Configuration)

  HS-50 HS-100
Ultrasonic Output Rate 50 Hz 100 Hz
Wind Speed 0-45 m/s 0-45 m/s
Wind Direction Range 0-359º (no dead band) 0-359º (no dead band)
Operating Temperature -40ºC to +60ºC -40ºC to +60ºC
Moisture Protection IP65 IP65
External Construction Stainless-steel Stainless-steel
Digital Outputs

RS422 (RS232 optional)

RS422 / RS232
NMEA Output N/A N/A
Analogue Outputs 7 (via optional PCIA) 7 (via optional PCIA)
Analogue Output Resolution 14 bit 14 bit
Analogue Inputs 6 6
Analogue Input Resolution Yes Yes
PRT Input 14 bit 14 bit
Speed of Sound Output Yes Yes
Sonic Temperature Output Yes Yes
Inclinometer Yes Yes
Head Symmetry Horizontal Horizontal
Calibration Custom Custom
Transit Case Yes Yes
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