Professional tachometer

Optical and mechanical tachometer, with/without contact, dual-purpose for measuring the rotational speed of a moving object, using both optical and mechanical sensors.

FEATURES
+ Rotating: 5 to 10,000 rpm
+ Accuracy ± 0.05% + 1 digit
+ Resolution 0.1 rpm
+ Linear: 0.05 to 2,000 m/mn (Acc. ± 0.05% + 1 digit / Resol. 0.01 m/mn)
+ Memories: Max / Min / Last value
+ Auto power off when not measuring

Supplied with 4 rubber contacts and 3 reflective strips
+ Narrow wheel: Ø 13.5 mm
+ Wide wheel: Ø 31.7 mm
+ Narrow cone : Ø 8.40 mm
+ Wide cone: Ø 13.30 mm
Reflective strips: 200x10 mm

+ Dimensions: 160x72x37 mm
+ Power supply: 4x AA batteries / in case
+ Weight 720 g