5
Fig. 1.
The controls,
indicators and
physical structures
of the CM660
and CM700.
1
. Non-contact voltage (NCV) sensor
2
. NCV visual indicator
3
. LED work light
4
. Rotary function switch
5
. Multi-function buttons:
ZERO/REL
—Used to 1)
Reset DC current
measurement baseline
to 0A, 2)
Enter relative
measurement mode
, in which main readout shows
difference between real-time reading and stored
reading shown on secondary readout, 3)
Disable
meter’s Auto Power Off
function.
AUTO
1
2
3
4
7
8
6
5
9