Agilent Technologies 34401A Camera Accessories User Manual


 
Chapter 7 Measurement Tutorial
Thermal EMF Errors 199
Loading Errors (dc volts) 199
Leakage Current Errors 199
Rejecting Power-Line Noise Voltages 200
Common Mode Rejection (CMR) 201
Noise Caused by Magnetic Loops 201
Noise Caused by Ground Loops 202
Resistance Measurements 203
4-Wire Ohms Measurements 203
Removing Test Lead Resistance Errors 204
Power Dissipation Effects 204
Settling Time Effects 204
Errors in High Resistance Measurements 205
DC Current Measurement Errors 205
True RMS AC Measurements 206
Crest Factor Errors 207
Loading Errors (ac volts) 209
Measurements Below Full Scale 210
High-Voltage Self-Heating Errors 210
Temperature Coefficient and Overload Errors 210
Low-Level Measurement Errors 211
Common Mode Errors 212
AC Current Measurement Errors 212
Frequency and Period Measurement Errors 213
Making High-Speed DC and Resistance Measurements 213
Making High-Speed AC Measurements 214
Chapter 8 Specifications
DC Characteristics 216
AC Characteristics 218
Frequency and Period Characteristics 220
General Information 222
Product Dimensions 223
To Calculate Total Measurement Error 224
Interpreting Multimeter Specifications 226
Configuring for Highest Accuracy Measurements 229
Index 231
Declaration of Conformity 237
Contents
Contents
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