Met One 010C Wind Speed Sensor - 020C Wind Direction Sensor

Specifications
Model Sensor 010C
Measurement Description Wind Speed
Maximum Operating Range 0-135mph (0-60m/s)
Starting Speed 0.5 mph (0.22 m/s)
Accuracy ±1% or 0.15 mph (0.07 m/s)
Operating Temperature Range -50° to +85°C (-58° to +185°F)
Output 11 volt (pulse frequency equivalent to speed
Output Impedance 100 ? maximum
Power Requirements 12 VDC at 10 mA, 12 VDC at 350 mA for internal heater
Finish Clear anodized aluminum; Lexan cup assembly
Weight 1.5 Ibs (.68 kg)

Sensor 020C
Measurement Description Wind direction
Measurement Potentiometer (half bridge)
Electrical Range 0° to 357°
Mechanical Range 0° to 360°
Measurement Threshold 0.5 mph
Measurement Linearity ± 0.5% of full scale
Accuracy ±3°
Damping Ratio 0.4
Delay Distance < 91 cm (3 ft)
Operating Temperature Range -50° to +85°C (-58° to +185°F)
Output 0 to 5 Vdc for 0 to 360° (0 to 2.5 Vdc optional)
Output Impedance 100 ? maximum
Finish Anodized aluminum
Maximum Cable Length 91.44 m (300 ft)
Weight 0.68 kg (1.5 lb)