No. 91ge Counter Anemometer (for use with evaporation pan “Class A”)
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 tube mast: R ½´´ Height: 250 mm Diameter of cup wheel: 220 mm Weight: 1.3 kg
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