4 Multimeter Setup Options
Setup Menu Items
132 U1271A/U1272A User’s Guide
Table 4-3 Filter (LPF) options
You may enable the Filter for DC coupling of voltage and/or
current measurements. The icon will be shown during
the measurement.
Table 4-4 Firmware version 2.00 or older
Table 4-5 Firmware version 2.04 or newer
Measurement
Filter setting
DC
[1]
[1] The Filter (DC) will be set to ON as the factory default. You may change it to an
alternate setting, and the multimeter will remember the chosen setting for con-
secutive uses.
DCAC OFF
AC/AC+DC
[2]
[2] The AC+DC measurement mode is only valid for the U1272A only.
OFF Low Pass Filter OFF
DC Filter (blocks AC) Filter (blocks AC) OFF
Dual display OFF Low Pass Filter OFF
Parameter Range Default setting
FiLtEr on or oFF oFF
Parameter Range Default setting
FiLtEr dC, dCAC, or oFF dC
To avoid possible electric shock or personal injury, enable the Filter(LPF) to
verify the presence of hazardous DC voltages. Displayed DC voltage values
can be influenced by high frequency AC components and must be filtered
to assure an accurate reading.
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