Before using the tachometer, place a reflective tape on the element you want to measure the rotational speed.
Select the built-in tachometer by highlighting the R in the upper left corner of the display with F1.
12.1 Laser
Press F2 to activate the laser. The message on the bottom right of the display indicates the status of the function.
12.2 Getting and saving data
The data recording function is not available on the SDT270 SB version. To check your SDT270 version, please refer to the
chapter "System Info".
Press the M button to freeze a measurement.
Press the Store button to save the data or F1 to come back to the measurement screen without saving.
When saving, choose the desired memory location using the Up and Down arrow buttons and confirm by pressing the
Enter button.