CIRCUTOR CPM (Available until stocks) - Manual (Page 14)

--------- MULTIMETER CURRENT CLAMP CPM -------- PG No. 13
-
[3] V input terminal for AC/DC voltage measurement
[4] COM common input terminal for test probes for all measurements.
[5] Input terminal for resistance measurements, frequency and diode
tests.
[6] DISPLAY
Display of measured values and operating mode
[7] MAX maximum value hold key
This key selects/deselects the MAX measuring mode. In this measuring mode
the absolute maximum value is held. When this function is activated "MAX"
appears on the upper part of the display. This function does not operate in
frequencymeter mode.
[8] Measurement hold key.
This key allows to select/deselect the "HOLD" function (measurement hold).
When this function is activated a "H" appears on the upper line of the display.
The HOLD function is deactivated on function or range change.