Keysight U1271A Schnellstart Handbuch Seite 10

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U1271A/U1272A Handheld Digital Multimeter
Performing Measurements and Tests
1 Press
Setup
setup menu.
2 Press
secondary display.
Dual
3 Press
Exit
Refer to the table below for the respective firmware ver-
sions.
Version 2.00
4 Press
5 Press and hold
to normal operation. Turn the multimeter to DC Voltage
mode to verify that the LPF symbol is turned on.
To avoid possible electric shock or personal injury, enable
CAU TI O N CAU TI O N
the Filter (
voltages. Displayed DC voltages can be influenced by high
frequency AC components and must be filtered to assure
an accurate reading.
LPF during AC measurements:
• Passing the measured signal through a LPF help blocks
unwanted voltages such as electronic noise.
• Use the LPF function to improve measurement on compos-
ite sine waves that are typically generated by inverters and
variable frequency motor drives.
8
manuals search engine
for more than 1 second to enter the multimeter's
or until
or to enable the Filter.
Setup
Version 2.04 or newer
on
to save your changes.
until the multimeter restarts and returns
Setup
)
to verify the presence of hazardous DC
Press
voltage measurements to pass the
measured signal through a low pass
filter.
U1271A/U1272A Quick Start Guide
is shown on the
dC
while performing AC