Open the jaws of the clamp by moving the arm closer.
Clamp the conductor carrying the current to be measured. There must be only one conductor in the jaws of the clamp.
Gently close the jaws. In order to optimize measurement quality, centre the conductor as accurately as possible in the jaws.
Read the measurement on the device.
When the measurement is over, open the clamp and withdraw the conductor. Then disconnect the clamp from the device.
Switch off the device.
2.3. SWITCHING OFF THE J93 CLAMP
Set the switch to OFF.
ZERO
ON
OFF
300 V CA T IV
600 V CA T III
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