Sonel CMM-40, User Manual

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TABLE OF CONTENTS
1 Introduction ................................................................ 42
2 Safety .......................................................................... 43
2.1 International Safety Symbols ............................................ 45
3 Preparation of the meter for operation .................... 45
4 Functional description .............................................. 46
4.1 Measurement sockets and elements of selection of the
measurement function ...................................................... 46
4.1.1 Sockets ...................................................................... 47
4.1.2 Elements of selection of the measurement function .... 47
4.2 LCD display ...................................................................... 49
4.3 Test leads ........................................................................ 51
5 Measurements ............................................................ 51
5.1 DC voltage measurements ............................................... 51
5.2 AC voltage measurements ............................................... 52
5.3 mV voltage measurements ............................................... 53
5.4 DC current measurements................................................ 54
5.5 AC current (frequency, duty cycle) measurements ........... 55
5.6 Resistance measurements ............................................... 56
5.7 Continuity Measurements ................................................. 56
5.8 Diode Measurements ....................................................... 57
5.9 Capacitance measurements ............................................. 58
5.10 Temperature measurements ............................................ 58
5.11 Frequency or % duty cycle measurements ....................... 59
5.12 % 4
– 20 mA measurements ............................................ 59
6 Special functions ....................................................... 59
6.1 Autoranging/manual range selection................................. 59
6.2 MAX/MIN .......................................................................... 60
6.3 Relative mode .................................................................. 60
6.4 DATA HOLD function ....................................................... 61
6.5 PEAK HOLD function ....................................................... 61
6.6 Display backlight .............................................................. 61
6.7 Data record function ......................................................... 62
6.8 Data memory clean function ............................................. 62