3311961 TACH20, digital speed measuring device

Features - Speed measurement - Speed measurement - Length measurement

Device information - Speed display - Surface speed display in m/min., ft/min. and in/min. - Length measurement display in m, ft and inches - Integrated data logger - The last value, maximum value or minimum value is shown in the display - Optical (non-contact) or mechanically coupled measurement - Optical measurement is made visible by a red modulated light beam - Auto power-off for approx. 30 sec. (data remains stored)

Technical data Display: LCD, 5-digit Speed: 1 - 99,999 1/min. Speed: 0.1 - 1999 m/min. Length: 0.02 - 99,999 m Basic accuracy: ± 0.2%, ± 0.02% (speed) Measurement period: 0.5 s/1 period at low speed Measurement distance: max. 350 mm Power supply: 2x 1.5 V, IEC LR6 Dimensions: 180 x 60 x 25 mm Weight: approx. 195 g