Sonel CMM-30 Manual De Uso página 41

1 Introduction ................................................................ 41
2 Safety .......................................................................... 42
2.1 General rules .................................................................... 42
2.2 Safety symbols ................................................................. 44
3 Preparing the meter for operation ............................ 44
4 Functional Description .............................................. 46
4.1 Measuring terminals and functions ................................... 46
4.2 Display ............................................................................. 49
4.3 Leads ............................................................................... 50
5 Measurements ............................................................ 51
5.1 Measurement of voltage ................................................... 51
5.2 Frequency measurement .................................................. 52
5.3 Measurement % of duty cycle (pulse filling indicator) .......... 52
5.4 Measurement of resistance .............................................. 52
5.5 Circuit continuity test ........................................................ 53
5.6 Diode test ......................................................................... 53
5.7 Measurement of capacitance ............................................ 54
5.8 Current measurement ....................................................... 55
5.8.1 The range of 10 A ...................................................... 55
Range of mA, µA ........................................................ 55
5.8.2
5.9 Temperature Measurement .............................................. 56
5.10 Low Z measurement (elimination of interference and
induced voltages) ............................................................. 57
6 Special Features ........................................................ 57
6.1 RANGE button ................................................................. 57
6.2 REL AC+DC button .......................................................... 58
6.2.1 REL function .............................................................. 58
6.2.2 AC+DC function ......................................................... 58
6.3 MAX/MIN/AVG button ....................................................... 59
6.4 PEAK button
6.4.1 Flashlight ................................................................... 59
6.4.2 PEAK function ............................................................ 59
6.5 MODE button
CONTENTS
............................................................... 59
............................................................... 60
CMM-30 - USER MANUAL
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