Data Sheet
TACH20
Combo Tachometer
Contact and Non-Contact
The Amprobe TACH20 hand-held tachometer accurately
measures rotational or surface speed as well as length. It
comes with a large LCD display that allows the user to easily
read the measurement. It also has a built in memory function
that permits automatic storage of maximum, minimum,
average values plus the last measurement displayed.
The TACH20 is supplied with all the necessary accessories
designed with optimal mechanical stability to ensure accurate,
reliable, and repeatable measurements. In addition to the
mechanical adapter that accepts a variety of tips, as well as
the surface speed wheel for contact rpm measurement, the
TACH20 can perform non-contact measurement by using the
infrared beam function.
No hassle
warranty
No waiting.
No shipping
charges.
Our commitment to
high-quality products
and customer service
is demonstrated by
our industry exclusive
“No Hassle” warranty.
In the unlikely event
that an Amprobe Test
Tool requires warranty
service, any of our
local dealers are
authorized to replace
it, on the spot.
(note: $500 MSLP limit)
Measures rotational and surface speed ■
Built-in memory ■
Digital Display ■
Auto power off function ■
Easy to select units and mode functions ■
Contact and non-contact measurement ■
Select rpm using infrared beam or adapter: m/min, m/sec, ■
ft/min, ft/sec, in/min, m, ft, and in.
Includes 6 Adapters, Carrying Case, Reflective Tapes, ■
Batteries and User Manual
Amprobe® Test Tools
www.Amprobe.com
TACH20 Combo Tachometer
Specifications
General Specifications
Accuracy ±0.02% v. reading ±1 Digit
Measuring Ranges rpm optical 1 ... 99999 min
mechanical 1 ... 19999 min
Speed Ø 01 m Ø6” Ø 12”
m/min 0.10 ...1999 0.10 ...1524 0.40 ...609.6
ft/min 0.40 ...6550 0.40 ...5000 0.40 ...2000
in/min 4.00 ...78700 4.00 ...60000 4.00 ...24000
m/sec 0.10 ...33.30 0.10 ...25.40 0.10 ...10.16
ft/sec 0.10 ...109 0.10 ...83.33 0.10 ...33.30
Length 0 ...99999 m / 0...99999 ft / 0...99999 in
Sensing Distance (optical) max. 600 mm (24 in)
Operation
Battery type 2x AA 1.5V Battery LR6 (ALKALINE) or rechargeable
Operating Temperature 0 ... +50°C (32...122°F)
Storage Temperature -20...+70ºC (0...160ºF)
Housing
Material ABS
Weight 250 g (0.55 lb)
Size 175x60x28 mm (7x2.5x1 in)
Agency Approvals &
Certifications CE
Data Sheet
Amprobe® Test Tools
website: www.Amprobe.com
email: info@amprobe.com
Everett, WA 98203
Tel: 877-AMPROBE
Amprobe® Test Tools
Amprobe® Test Tools Europe
Amprobe Test Tools Europe
Beha-Amprobe GmbH
In den Engematten 14
79286 Glottertal, Germany
Tel.: +49 (0) 7684 8009 - 0
©2008 Amprobe Test Tools. All rights re served.
7/20 08 3358122 Rev A
www.Amprobe.com