CEM AT-8 Armed with Non-contact Type Digital Car and Laser Tachometer

CEM AT-8 Armed with Non-contact Type Digital Car and Laser Tachometer
Notice:
The standard package don't include batteries.Because,the international air shipping forbid to ship liquid,powder and batteries,we can not put them in the package box.Hope you can understand buy them in your local store or supermarket.
At the same time, please forgive us that we are unable to provide the English user manual. If you need it, please contact the customer service after purchase.
Thanks for your support!
Contact/Non-contact Digital Tachometers
AT-8 Digital Tachometer provides fast and accurate contact and Non-contact RPM and surface speed measurements of rotating objects.
Wide measurement range and high resolution
40 readings memories
Built-in laser pointer
5 digits LCD display
Size(HxWxD): 160mm x 60mm x 42mm
Weight: 160g
Specifications
AT-8
AT-10
Contact test range
2 to 20,000 RPM
2 to 20,000 RPM
Non-contact test range
2 to 99,999 RPM
2 to 200,000 RPM
Tot test range
1 to 99,999 RPM
1 to 200,000 RPM
Accuracy
±(0.05% + 1digit)
±(0.05% + 1digit)
Resolution
0.1RPM(2 to 9999.9 RPM)
0.001RPM to 1RPM
1RPM(over 10000 RPM)
Sampling time
0.5 sec.(over 120 RPM)
0.5 sec.(over 120 RPM)
Detecting distance
50 mm to 500 mm
50 mm to 2500 mm
Time base
Quartz crystal
Quartz crystal
Power consumption
Approx. 45mA
Approx. 45mA
Battery
9V
9V