Extech Instruments MS420 User Manual page 4

Function Setting Menu (refer to Table below) ················································· 45
Automatic Ranging Measurements ······························································ 46
Cursor Measurements ·············································································· 51
Square wave output test signal (5V, 1 KHz) ··················································· 54
System Status Menu ················································································ 55
Main Time Base Mode ·············································································· 56
USING THE MULTIMETER ································································ 58
About this Chapter ··················································································· 58
Making Meter Connections ········································································ 58
Multimeter Display Window ········································································ 58
MAKING MULTIMETER MEASUREMENTS ········································· 60
Measuring Resistance ·············································································· 60
Measuring Diode Voltage ·········································································· 61
Continuity Test ························································································ 62
Measuring Capacitance ············································································ 63
Measuring DC Voltage ·············································································· 64
Measuring AC Voltage ·············································································· 65
Measuring DC Current ·············································································· 66
Measuring AC Current ·············································································· 67
Freezing the Readings (Data Hold) ······························································ 69
Taking a Relative Measurement ·································································· 69
Selecting the Automatic / Manual Range Modes ············································· 69
FAQ ······························································································ 71
APPENDICES ················································································· 72
Appendix A: Specifications ········································································ 72
MULTIMETER ························································································ 76
GENERAL SPECIFICATIONS ···························································· 78
Appendix B: Maintenance and Cleaning ······················································· 79
Appendix C: Charging the Instrument ··························································· 80
Appendix D: Set the Real-time clock ···························································· 81
TWO-YEAR WARRANTY ·································································· 82
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