contact tachometer DT2235A Factory

CONTACT TACHOMETER SURFACE SPEED METER MODEL: DT2235A Shenzhen Sanpo Instrument Co.,Ltd (A) TachometerDT2235AGeneral featuresDT2235ADisplay5 digits white backlight LCDBattery type3 X 1.5V AA batteryDetector typecontactProduct dimension160*72*37mmContact tach range0.5 19,999 RPMUnit weight170g with batteryResolution0.1 RPM (0.5 999.9 RMP)MOQ50 pcs1 RPM(over 1,000 RMP)Carton Size68*32*28cmSurface speed0.05 1,999.9 m/minQ'TY / Ctn20 pcsResolution0.01m/min (0.05 99.99m/min)Gross weight14 kgs0.1m/min (over 100m/min)Net weight10 kgsSurface length0.05 99,999 mPackagewhite box & leather caseBattery consumptionAprrox 45mATesting accessoryreflecting tape marksSampling time0.5 secoperation manual & bolt bagValue functionMAX,MIN,Last valuecontact speed measure fittingMemory functioncan store 96s testing valuecontact rotationla speed fitting 5 digits 18mm (0.6") LCD Accuracy: ±(0.05%+1 digit) Sampling Time: 0.5sec(over 120RPM) Range Select: Auto-Ranging Memory: Max. value, Min. value, Last value Test Range: 6MHz Quartz crystal Power Consumption: Approx 45mA Time Base: 6MHz Quartz crystal Time Base Accuracy: 10x10-6(0 50°C) Measurement: CONTACT TACH: 0.5 19,999RPM SURFACE SPEED: 0.05 1,999,9m/min SURFACE SPEED: 0.2 6,560ft/min Resolution: CONTACT TACH: 0.1RPM(0.5 999.9RPM) 1RPM(over 1,000RPM) SURFACE SPEED: 0.01m/min(0.05 99.99m/min) 0.1m/min(over 100m/min) SURFACE SPEED: 0.1ft/min(0.1 999.9ft/min) 1ft/min(over 1,000ft/min) Battery: 4x1.5V AA battery