RM Young, 05108-45, Heavy Duty Wind Monitor-HD-Alpine

Specifications :

• Range:
Wind speed: 0-100 m/s (224 mph)
Azimuth: 360° mechanical, 355° electrical (5° open)

• Accuracy:
Wind speed: ± 0.3 m/s (0.6 mph) or 1% of reading
Wind direction: ± 3 degrees

• Threshold: *
Propeller: 1.0 m/s (2.2 mph)
Vane: 1.0 m/s (2.2 mph)

• Dynamic Response: *
Propeller distance constant (63% recovery) 2.7 m (8.9 ft)
Vane delay distance (50% recovery) 1.3 m (4.3 ft)
Damping ratio: 0.3
Damped natural wavelength: 7.4 m (24.3 ft)
Undamped natural wavelength: 7.2 m (23.6 ft)

• Signal Output:
Wind speed: magnetically induced AC voltage, 3 pulses per revolution. 1800 rpm (90 Hz) = 15.0 m/s (33.6 mph)
Azimuth: analog DC voltage from conductive plastic potentiometer ? resistance 10K ? , linearity 0.25%, life expectancy  50 million revolutions

• Power Requirement : Potentiometer excitation: 15 VDC maximum

• Operating Temperature : -50 to 60°C

• Sensor Cable:
A water tight pigtail cable is supplied for electrical connections. Available in standard lengths of 3, 8 and 12 meters.
For longer cable lengths a user supplied junction box or connector may be used.

• Dimensions:
Overall height: 37 cm (14.6 in)
Overall length: 55 cm (21.7 in)
Propeller: 18 cm (7 in) diameter
Mounting: 34 mm (1.34 in) diameter (standard 1 inch pipe)

• Weight : 1.0 kg (2.2 lbs)