U1251B and U1252B Quick Start Guide
Using the Filter
1
To enter the Setup mode, switch off the
meter, then turn the rotary knob to any
non-OFF position while holding
until you hear a beep. You may release
once you hear the beep.
2
Press
or
to scroll through the menu
items until
FiLtE
is shown in the secondary
display.
3
Press
or
to enable the Filter.
4
Press
to save your changes.
5
Press and hold
until the meter
restarts and returns to its normal operating
mode.
C A U T I O N
C A U T I O N
To avoid possible electric shock or per-
sonal injury, enable the Filter
to verify
the presence of hazardous DC voltages.
Displayed DC voltages can be influenced
by high frequency AC components and
must be filtered to assure an accurate
reading.
