ขาย Extech 461891

The Extech 461891 tachometer is designed for high precision Contact measurements.

461891: High Precision Contact Tachometer

Fast and accurate rpm and surface speed measurements to 20,000rpm

Features:

0.05% basic accuracy
Make contact measurements of rotating objects
Measure linear surface speeds in ft/min or m/min using three accessory wheels provided
Recalls Last/MAX/MIN values

Specifications:

Range: 0.5 to 19,999rpm; 0.2 to 6560ft/min; 0.05 to 1999.9m/min
Resolution: 0.1rpm (0.5 to 999.9rpm); 1rpm> 1000rpm
Accuracy: +/-(0.05%rdg +1d)
Sampling Time: 1 sec> 6rpm
Dimensions: 6.7 x 2.8 x 1.5" (170 x 27 x 37mm)
Weight: 9.2oz (260g)