Amprobe TACH-10 Contact-NonContact-Tachometer - Manual (Page 12)

5 6
Step 2: Remove the contact part.
Step 3: Attach the reflective tape to the surface of
the rotating object.
Step 4: Push and hold the MODE SWITCH key to set
the meter to RPM.
(RPM only )
Step 5: Hold the meter and point it toward the
rotating object targeting the reflective tape. Keep
the targeting distance within 5 to 30 cm (2 to 13
inch).
NB> Readings in M/Min, Ft/Min, Yd/Min are not
available in non-contact mode