Intrinsically Safe Anemometer

IS WindObserver™

  • Approved to EEx ia IIC T4 Ga for Hazardous Areas
  • 2-axis Ultrasonic Wind Speed and Direction Sensor
  • 0-75m/s Wind Speed, 0-359º Wind Direction
  • Particularly Suited to Offshore Applications

Intrinsically Safe Anemometer

Intrinsically Safe Anemometer for Hazardous Areas

The IS WindObserver is an Intrinsically Safe anemometer, developed specifically for use in hazardous areas and in particular for offshore applications.

The system combines the latest development in technology with Gill's considerable expertise in the production of solid state anemometers. The Intrinsically Safe WindObserver is a lightweight, robust unit, completely sealed and constructed in stainless steel.

With a low start-up speed (0.01 m/s) and no moving parts, the IS WindObserver Intrinsically Safe anemometer exhibits significant benefits over standard three cup anemometers. Approved to EEx ia IIC T4 Ga, this Intrinsically Safe anemometer is ideal for use in hazardous areas, requiring no calibration or maintenance.

Wind speed and direction data is provided via a RS422 or RS232 bi-directional link and the output may be configured by the user to provide a variety of communication formats, including a choice of units of measure and averaging periods. Sophisticated error checking and a fault reporting system are supplied as standard, ensuring the user's confidence in the reported data.

Intrinsically Safe Anemometer Technical Information

  • Features
  • Specifications
  • Documentation
  • 2-axis Intrinsically Safe anemometer providing wind speed and direction data
  • 0-75m/s wind speed
  • 0-359º wind direction range (no dead band)
  • Approved to EEx ia IIC T4 Ga for Hazardous Areas
  • No onshore maintenance required
  • Free data logging software
  • Robust stainless-steel casing
  • Factory calibrated for the life of the product
Wind Speed Specifications
Range
0-75m/s (0-168mph)
Starting Threshold
0.01m/s
Accuracy
±2% @ 12m/s
Resolution
0.01m/s
Offset
±0.01m/s
Wind Direction Specifications
Range
0-359º (no dead band)
Accuracy
±2% @ 12m/s
Resolution
Measurement
Ultrasonic Output Rate
1 Hz
Parameters
Wind Speed & Direction
Units
m/s, knots, mph, kph, ft/min
Averaging
3 sec, 5 sec, 10 sec, 15 sec
Digital Output
Communication
RS422 & RS232 from power supply and interface.
RS422 from anemometer
Baud Rates
1200, 2400, 4800, 9600, 19200, 38400
Formats
8 bit data; odd; even or no parity
Anemometer Status
Supplied as part of standard message
Power Requirement
PCI
1) 100VAC - 120VAC, 10VA
2) 200VAC - 250VAC, 10VA
Mechanical
External Construction
316 Stainless Steel
Size
380mm x 210mm
Weight
1.6kg
Environmental (Anemometer)
Protection Class
IP66
Humidity
0% to 100% RH
Operating Temperature
-30ºC to +70ºC
Precipitation
300mm/hr
EMC
EN 61000-6-4:2007 Emissions
EN 61000-6-1:2007 Immunity
Environmental (Power Supply)
Protection Class
IP65
Humidity
5% to 90% RH
Operating Temperature
-30ºC to +40ºC
EMC
EN 61000-6-4:2007 Emissions
EN 61000-6-1:2007 Immunity
Approvals
Anemometer II 1 GD
Ex ia IIC T4 Ga
Ex iaD IIIC T135ºC Da IP66
(Ta = -30ºC to +70ºC)
Power Supply II (1) GD
[Ex ia Ga] IIC
[Ex iaD Da] IIIC
(Ta = -30ºC to +40ºC)

Intrinsically Safe Anemometer Enquiry

Intrinsically Safe Anemometer Photos

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