B&K 281 - Controls and Features Overview; Function Selector Switch; Range Selector Switch; 1 Ampere Current Jack

CONTROLS AND FEATURES
(SEE FIGURE 1)
Figure 1. Operator's Controls and Facilities
FUNCTION switch
Selects
the
type
of
measurement
to
be
performed.
Also
used
to
turn
the
instrument on and off.
RANGE switch
Selects
the
desired
range
for
the
measurement
selected
by
the
FUNC-
TION switch.
1A
jack
This
jack
is
used
when
measuring
dc
and
ac
currents
on
the
1A
range.
COM jack
This
is
the
common
connection
to
the
instrument
input.
6