DT2236 Tachometer DT-2236 Digital Revolution Meter Photoelectric

Multifunctional, one instrument combines PHOTO TACH.(RPM) amp; CONTACT TACH. (RPM , m / min, ft / min ). * Digital display with no guessing errors. * Wide measuring range and high resolution. * The last value / max. value / min. value will be automatically stored in memory. * The use of durable, long-lasting components, including a strong, light weight ABS-plastic housing assures elegant shape and ease of use. Measuring Range: Laser 2.5 ~ 99,999 r / min Contact 0.5 ~ 19,999 r / min Surface Speed 0.05 ~ 1999.9 m / min 0.2 ~ 6560 ft / min Resolution : Rotative Velocity 0.1 r / min (0.5 ~ 999.9 r / min) 1 r / min (Over 1000 r / min ) Surface Speed 0.01 m / min (0.05 ~ 99.9 m / min) 1 m / min (Over 100 m / min ) Or 0.1 ft / min (0.1 ~ 999.9 ft / min) 1 ft / min (Over 1000 ft / min ) Accuracy ± (0.05% n + 1 d) Sampling Time 1.0 s (Over 60 r / min ) Test Range Select Automation Memory Max / Min / Last Value Time Base Quartz Crystal Laser Tach Detecting Distance 50 ~ 150 mm / 2 ~ 6 inch (Typical), Max. 300 mm / 12 inch Power Consumption 90 mA (Testing) Operating Temperature 0 ~ 50 °C Power Supply 4 x 1.5 V AA size (UM-3) battery Dimensions 215 x 65 x 38 mm Weight 200 g (Including Batteries)