For continuous measurement of wind run, in weatherproof finish, with built-in, inclined, seven digit reel counter. Usable for velocities up to 60 m/s.

It is meant for continuous operation in the open and is used to measure air currents in heights from appr. 1.5 m on downwards. Actual position of the counter may be read directly, through the upwards, i. e., at an angle of 30° inclined window.

Starting velocity	0.6 m/s
Measuring range of counter	0…99999.99 km of wind run
Counting unit	10 m of wind run
Height of the figures	8 mm
Socket for steel tube mast	R ½´´
Height	250 mm
Diameter of cup wheel	220 mm
Weight	1.3 kg