CIRCUTOR CPM (Available until stocks) - Manual (Page 17)

--------- MULTIMETER CURRENT CLAMP CPM -------- PG No. 16
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3.2.4.- Frequency measurement
1. Set the rotary switch [1] to the Hz position.
2. Connect the red test probe to the terminal [5] and the
black test probe to the COM terminal [4].
3. Connect the test probes in parallel with the points to be measured and read
the frequency value on the display [6].
3.2.5.- Continuity sound alarm
1. Set the rotary switch [1] to position“ “ .
2. Connect the black test probe to the COM terminal [4] and
the red test probe to the terminal [5].
3. Connect the test probes to the points to be verified.
4. If the resistance value is less than 30
Ω
the built in alarm will sound.