Keysight u1273a Quick Start Manual page 10

U1273A/U1273AX Handheld Digital Multimeter
Performing Measurements and Tests
1 Press
setup menu.
2 Browse to Menu 6 > Filter, and press
value.
3 Press
Refer to the table below for the respective firmware ver-
sions.
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.
CAU TI O N CAU TI O N
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
for more than 1 second to enter the multimeter's
Setup
Dual
or
Exit
Setup
Version 1.64 or older
on
to save your changes.
Setup
To avoid possible electric shock or personal injury, enable
(
the Filter
voltages. Displayed DC voltages can be influenced by high
frequency AC components and must be filtered to assure
an accurate reading.
to enable the Filter.
Version 1.95 or newer
until the multimeter restarts and returns
)
to verify the presence of hazardous DC
Press
voltage measurements to pass the
measured signal through a low pass
filter.
U1273A/U1273AX Quick Start Guide
to edit the
DC
while performing AC