Met One

Instruments, Inc.

1600 Washington Blvd.,

Grants Pass, OR 97526

Tel 541.471.7111

Fax 541.471.7116

WS-201 Rev.12/2010

SPECIFICATIONS

Wind Direction Sensor

PERFORMANCE CHARACTERISTICS

Range:

0° - 360°

Starting Threshold:

Less than 2 mph (0.9 m/s)

Accuracy:

±3.6°

Dead Band:

4° maximum

Distant Constant:

5 ft (1.5 m) maximum

Damping Ratio:

0.2 standard, 0.4 optional

ELECTRICAL CHARACTERISTICS

Potentiometer Resistance:

10 K ohms

Power Required:

0.5 mA at 5 VDC; voltage can be varied up to 25 VDC maximum

Signal Output:

DC voltage from wiper of potentiometer, level dependent upon input voltage

PHYSICAL CHARACTERISTICS

Vane Turning Radius:

12.75 in (32.4 cm)

Weight:

1.38 lbs (0.62 kg)

COMPLETE SYSTEM

Operating Temperature:

-40°C to +60°C (-40°F to +140°F)

Physical Characteristics

Length:

9.25 in (235 mm)

Diameter:

0.94 in (24 mm)

Weight:

12 lb (5.4 kg)

Model WS-201J Basic Wind System

SS-201-1

Wind Speed Sensor (with C-201 cup assembly)

SD-201-1

Wind Direction Sensor (with V-201 vane)

JB-201-A

Junction Box (with terminal block)

Sensors sold individually as:

SS-201-C

Wind Speed (with 1˝ NPT mounting pipe - PM201)

SD-201-C

Wind Direction (with 1˝ NPT mounting pipe - PM201)

Specifications are subject to change at any time.