Instrument Type: RM Young 8600 Ultrasonic Anemometer
Installed: 20 February 2015
Description: 2-axis ultrasonic wind sensor
Location: 10 m tower atop Laboratory South Wing (total height 20 m)
Latitude 38° 19' 03.35" N
Longitude 123° 04' 17.20" W
Specifications:
Wind Speed
Range: 0 to 156 mph (0 to 70 m/s)
Accuracy: 0 to 30 m/s ±2% or 0.1 m/s, 30 to 70 m/s ±3%
Starting Threshold: 0.56 mph (0.25 m/s)
Wind (From) Direction
Range: 0-360 degrees
Accuracy: ±2 degrees
Resolution: 0.1 degrees
Acquisition Settings:
Output interval: 5 seconds
Sample Count: 100
Instrument Type: RM Young 05103 Wind Monitor
Installed: 1 May 2001 - 12 May 2014
Description: 4-blade helicoid propeller and wind vane
Location: 10 m tower atop Laboratory South Wing (total height 20 m)
Latitude 38° 19' 03.35" N
Longitude 123° 04' 17.20" W
Specifications:
Wind Speed
Range: 0 to 134 mph (0 to 60 m/s)
Accuracy: 0.6 mph (0.3 m/s)
Propeller Distance Constant: 8.9 ft (2.7 m)
Starting Threshold: 2.2 mph (1 m/s)
Wind Direction
Range: 0 to 355 degrees
Accuracy: 3 degrees
Dead Band: 5 degree (355 to 360 degrees)
Delay Distance: 1.3 m (4.3 ft)
Starting Threshold: 2.4 mph (1.1 m/s)
Acquisition Settings:
3 second running average
Mean value logged every 1 second