PM-524 ROBINSONS CUP ANEMOMETER

(a) With flash light – Consist of three rotating metal cups mounted
at the end of three arms at the top of a metal vertical shaft. This
shaft rotates swiftly with very little friction. Unit mounted on a
metal base with two binding posts. Prevailing wind rotates the
wind cups and the resulting torque is transmitted to a electrically
signalling flash light unit housed in a light metal case fitted with a
dry cell battery and on/off switch. Complete with 5 meter lead wire
and an instruction manual.
(b) With counter – As above, metal case with electric counter unit.
(c) With wind vane – As above but with wind vane.

SKU: PM-524 ROBINSONS CUP ANEMOMETER Category: