Digital Photo Contact Tachometer,laser tachometer ,digital tachometer,photo tachometer,engine tachometer 6235B

Digital Photo Contact Tachometer,laser tachometer ,digital tachometer,photo tachometer,engine tachometer   6235B

Display:         5 digits, blue backing LCD display   Test  Range: CONTACT TACH:    0.5 to 19,999RPMSURFACE SPEED:   0.05 to 1999.9m/minSURFACE LONG:    0.05 to 99,999m                   Resolution:CONTACT TACH:  0.1RPM (0.5 to 999.9RPM)               1RPM    (over 1000RPM)SURFACE SPEED: 0.01m/min (0.05 to 99.99m/min)               0.1m/min(over 100m/min)SURFACE LONG:  0.02m ( 0.05 to 99,999m )  Accuracy:      ±(0.05%+1 digit)Sampling Time: 0.8 sec. (over 60 RPM)Test Range Select: AutomaticMemory:Max. Value, Min. Value, Last Value.Battery:4×1.5V  UM-3 battery or to connect the DC 6V Regulated power supply Power Consumption:   Approx. 50mA Operation Temp.:     0 to 50(32 to 122)Size:                195×76×40mm

6235B Digital Contact Laser Tachometer