Chapter II
Portable digital multimeter
27
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 measurement
SEL/ON
SEL/ON
AC+DC voltage
measurement 500 mV
DC voltage measurement
500 mV range