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Onset S-WSET-B Wind Speed and Direction Sensors

  • Onset S-WSET-B Wind Speed and Direction Sensors

Wind Speed and Direction Smart Sensor Set

Onset HOBO Weatherproof Sensors for Wind Speed and Wind Direction Recording

Part Number: S-WSET-B

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  • 2 Sensor Set Measuring Wind Speed and Wind Direction

  • Measurement Range of 0 to 100 mph (Wind Speed) and 0 to 355%deg; (Wind Direction)

  • Calculates Average Wind Speed, Highest 3-Second Wind Gust and Average Wind Direction

  • Data Stored in Sensor & Automatically Communicates to Attached Data Logger (Sold Separately)

  • Compatible with Indoor and Outdoor Environments with its Weatherproof Rating

Requires an Onset HOBO Full Cross Arm (Part #M-CAA) to Support Both Wind Sensors

Special order - please allow 3-5 business days for this item to ship.


Wind Speed & Gust Measurement Range: 0 to 76 m/s (0 to 170 mph)
Max. Wind Speed Survival: 76 m/sec (170 mph)
Accuracy: ±1.1 m/s or 4% of Reading Whichever is Greater
Resolution: 0.5 m/s (1.1 mph)
Starting Threshold: 1.0 m/s (2.2 mph)
Bearing Type: Modified Teflon Bearings
Turning Radius: 9.5 cm (3.75")
Number of Data Channels: 2
Measurement Averaging Option: No
Measurement Definition: Cup Revolutions are accumulated every three seconds for the duration of the logging interval. Wind Speed is the average speed for the entire logging interval. Gust Speed is the highest 3 second wind recorded during the logging interval.
Wind Direction Measurement Range: 0 to 355 degrees, 5 degree Dead Band
Max. Wind Speed Survival: 60 m/sec (134 mph)
Accuracy: ±5 degrees
Resolution: 1.4 degrees
Starting Threshold: 1.0 m/s (2.2 mph)
Bearing Type: 2 Shielded Stainless Steel Ball Bearings
Turning Radius: 13.5 cm (5.25")
Number of Data Channels: 1
Measurement Averaging Option: Automatic Averaging
Measurement Definition: Unit vector components of wind direction are accumulated every3 seconds for duration of logging interval. Average direction is calculated from the average of these.
Housing Wind Speed Sensor: 3 Cup Polycarbonate Anemometer: Modified Teflon Bearings and Hardened Beryllium Shaft with Ice Shedding Design
Wind Direction Sensor: Injection-Molded Housing and Vane, Static Dissipating Base, Lead Free Silicon Bronze Nose and Aluminum Mounting Rod
Cable Length Available 3.5 Meters (11.5 ft)
Sensor Cable Length 0.5 Meters (1.6 ft)
Operating Range Temperature: -40°C to 75°C (-40°F to 167°F)
Standards Compliance CE, Weatherproof, Meets World Meteorlogical Organization Requirements
Dimensions Wind Speed Sensor: 410mm x 160mm (16.0" x 6.5 "); 1.27 cm (0.5") Mounting Rod Diameter; 5.5 cm (2.1") Drip Overhang
Wind Direction Sensor: 460mm x 200mm (18.0" x 8.5"); 1.27 cm (0.5") Mounting Rod Diameter; 0.25 cm (0.1") Drip Overhang
Weight Wind Speed Sensor: 700 grams (1.5 lbs.)
Wind Direction Sensor: 370 grams (13 oz.)

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