User`s guide

1 Introduction
Your Multimeter in Brief
18 U1273A/U1273AX User’s Guide
Rotary switch
The measurement functions for each rotary switch position
are described in Table 1- 4. Turning the rotary switch
changes the measurement function and resets all other
measurement options.
Click the respective “Learn more” pages for more
information on each function.
Figure 1-12 U1273A/U1273AX rotary switch
Each position of the U1273A/U1273AX rotary switch (shown
in Figure 1- 12) is described in Table 1- 4.
NOTE
Some rotary switch positions have a shifted function printed in orange.
Press to switch between the shifted and default function. See
page 23 for more information on the key.
WARNING
Remove the test leads from the measuring source or target before
changing the rotary switch position.
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