Digital Tachometer:
PHOTO/CONTACT TACHOMETER(Laser),LINE-SPEED METER, digital tachometerModel: DT2236BDisplay: 5digits 18mm (0.6”) LCDAccuracy: ±(0.05%+1digit)Sampling Time: 0.5sec (over 120RPM)Range select: Auto-RangingMemory: Last & #118alue, Max. & #118alue and Min. & #118alueMeasuring Range: PHOTO TACH: 2.5 to 99,999RPMCONTACT TACH: 0.5 to 19,999RPMSURPFACE SPEED (m/min): 0.05 to 1,999.9m/minResolution: PHOTO TACH: 0.1RPM (2.5 to 999.9RPM)1RPM (over 1,000RPM)CONTACT TACH: 0.1RPM (0.5 to 999.9RPM)1RPM (over 1,000RPM)SURFACE SPEED (m/min): 0.01m/min (0.05 to 99.99m/min) 0.1m/min (over 100m/min)Battery: 4×1.5V AA battery Detecting Distance: 50mm to 500mm (Laser)Time Base: 6MHz Quartz crystalPower consumption: Approx. 45mAMeasuring through the two tops, more conveniently and quickly
Tachometer