User`s guide

XII U2741A User’s Guide
Contents
2 Operation and Features 27
Powering Up 28
Making Measurements 29
Measuring DC Voltage 29
Measuring AC Voltage 31
Measuring DC Current 32
Measuring AC Current 33
Measuring Resistance 34
Measuring Frequency 36
Testing Continuity 37
Tes t in g D io de s 38
Measuring Temperature 39
Restoring Instrument State 41
Autozero 41
Ranging 42
Default Settings 43
Triggering the U2741A 44
System-Related Operation 46
Error Conditions 46
3 Measurement Tutorial 47
DC Measurement Considerations 48
Noise Rejection 49
Resistance Measurement Considerations 52
AC Measurements 55
Other Primary Measurement Functions 58
Frequency Measurement Errors 58
DC Current Measurements 58
Other Sources of Measurement Error 60
User's Guide.book Page XII Friday, August 8, 2008 9:11 AM