Description ANEMOMETER ( w/ o Temp.) Model : AM-4201 * 0.4 to 30.0 m/ s, m/ s, ft/ min, km/ h, knots, Data hold, 18 mm LCD. * Low-friction ball-bearing vane.
CFM/ CMM Thermo- Anemometer with built-in non .... velocity accuracy via low friction 2.83" D ( 72mm) ball bearing vane wheel on 3.9ft ( 120cm) cable Complete with vane sensor with 3.9ft ( 120cm) ....