7
Ω
Operation
NOTICES
: Read and understand all
warning
and
precaution
statements listed in the safety
section of this operation manual prior to using
this meter. Set the Rotary function dial to the
OFF position when the meter is not in use.
AC Current Measurements
WARNING:
Ensure that the test leads are
disconnected
from the meter before making current clamp measurements.
1. Set the Function dial to the
1000A
or
600A
range.
2. If the range of the measured is
not known, select the higher
range first then move to the
lower range if necessary.
3. Press the trigger to open jaw.
Fully enclose one conductor to be
measured.
4. Read the current measurement on the LCD display.
DC/AC Voltage Measurements
1. Insert the black test lead into the negative
COM
terminal
and the red test lead into the positive
V
terminal.
2. Set the function dial to the
V
position.
3. Select AC or DC with the
MODE
button.
4. Connect the test leads in parallel to the circuit under test.
5. Read the voltage measurement on the LCD display.
Summary of Contents for CM-220
Page 1: ...CM 220 True RMS AC CLAMP METER INSTRUCTION MANUAL...
Page 13: ...13...