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1
Getting Started
Using the clamp meter buttons
Figure 1-5
The buttons located between the annunciator display and input terminals have
two functions: the primary functions (labels printed above the buttons) and
secondary functions (labels printed below the buttons). The primary function is
accessible by pressing the button momentarily, while the secondary function is
accessible by pressing the button for more than 1 second. Only
have secondary function.
Button
28
Primary
functions
Secondary
functions
Function and status buttons
Description
– Press Shift/Peak momentarily to perform a shifted function. The shifted function is mostly
used with the rotary switch to cycle between measurement functions. See
a glance"
on page 30 for more information.
– Press Shift/Peak for more than 1 second to perform Peak function. See
page 59 for more information.
– Press Hz/%/
momentarily to enable frequency measurement on the secondary display in
the annunciator display.
– Press Hz/%/
momentarily again (after enabling frequency measurement) to perform duty
[a]
cycle (%)
function.
– Press Hz/%/
for more than 1 second to enable backlight illumination.
Keysight U1211A, U1212A, and U1213A User's and Service Guide
do not
"The rotary switch at
"1 ms Peak Hold"
on
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