Chapter II
26
Portable digital multimeter
4.
FUNCTIONAL
DESCRIPTION
4.1.
SEL/ON key
This can be used to switch on the multimeter again after an automatic shutdown. It can also be
used to access secondary functions associated with the selector switch positions.
The flowcharts below define these various functions.
4.1.1. V
AC
position
4.1.2. mV
position
dBm measurement
SEL/ON
SEL/ON
AC voltage measurements
SEL/ON
SEL/ON
AC+DC voltage measurement
500 mV range
DC voltage measurement
500 mV range