PocketTach
®
Mini Tachometers
Choice of Contact or Non-contact Tachometer
For rpm and surface speed measurements
Features:
•
Large easy to read (99,999 count) LCD display
•
Autoranging with 0.1% basic accuracy
•
Hold button freezes displayed reading
•
Ergonomically designed and pocket sized housing with
protective finger guard
•
Easy to operate by simply contacting the
rotating object with the sensor tip and read
•
461750 Contact model with surface wheels enable
tachometer to measure linear surface speeds in ft/min,
m/min, and yd/min
•
461700 Non-contact integral light beam model with ideal
measurement range up to 6" (150mm) distance
•
Complete with 9V battery; 461700 includes
reflective tape and 461750 includes surface wheels
Non-contact model for use on machinery where access is
limited or high speed measurements are required
Specifications
Display Counts
Range rpm
ft/min
m/min
yd/min
Basic accuracy
Sampling Time
Max rpm Resolution
ft/min Resolution
Dimensions
Weight
Ordering Information:
461700
................PocketTach
®
Mini Photo Tachometer
461700-NIST
......461700
with NIST certificate
461750
................PocketTach
®
Mini Contact Tachometer
461750-NIST
......461750
with NIST certificate
461700
461750
99,999 count LCD
99,999 count LCD
10 to 99,999rpm
10 to 20,000rpm
—
3 to 6560ft/min
—
1 to 1999.9m/min
—
1 to 5,000yd/min
±(0.1%rdg +2d)
±(0.1%rdg +2d)
1sec>60rpm, >1sec>10 to 60rpm
0.001
0.001
—
0.0001
4.88 x 1.97 x 1.3"
5.87 x 1.97 x 1.3"
(124 x 50 x 33mm)
(149 x 50 x 33mm)
4oz (114g)
5oz (142g)
www.extech.com
Specifications subject to change without notice.
4/1/08 - R1
Copyright © 2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
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