East Tester ET3260 User Manual page 7

3.4 Data Record.........................................................................................................................35
3.5 Relevant System Operations............................................................................................... 35
3.5.1 System setting.......................................................................................................... 35
3.5.2 Command set............................................................................................................36
3.5.3 Topic......................................................................................................................... 36
3.5.4 Self-test.....................................................................................................................36
3.5.5 Calibration................................................................................................................ 37
3.5.6 System information inquiry and system updating................................................... 37
4. Conduct Remote Control...............................................................................................................37
4.1 GPIB Interface Configuration (Only Supported By ET3260)............................................37
4.2 RS232 Interface Configuration........................................................................................... 38
4.3 USB Interface Configuration.............................................................................................. 38
4.4 LAN Interface Configuration..............................................................................................38
5. Measurement Guide...................................................................................................................... 39
5.1 DC Measurement Considerations....................................................................................... 39
5.1.1 Thermoelectromotive force error............................................................................. 39
5.1.2 DCV load error.................................................................................................................39
5.1.3 DCI load error.......................................................................................................... 40
5.1.4 Noise control............................................................................................................ 40
5.1.5 Resistance measurement considerations.................................................................. 42
5.2 AC Measurement Considerations........................................................................................42
5.2.1 True virtual value AC measurement........................................................................ 42
5.2.2 Crest factor error (non-sine wave input)..................................................................43
5.2.3 ACV load error......................................................................................................... 44
6. Indicators....................................................................................................................................... 44
6.1 DC Characteristics...............................................................................................................45
6.1.1 Basic characteristics................................................................................................. 45
6.2 Uncertainty Indicators......................................................................................................... 47
6.2.1 Additional error........................................................................................................ 48
6.3 AC Characteristics...............................................................................................................48
6.3.1 Basic characteristics................................................................................................. 48
6.3.2 Uncertainty indicators.............................................................................................. 49
6.3.3 Additional error........................................................................................................ 50
6.4 Frequency and Period Characteristics.................................................................................50
6.4.1 Uncertainty indicators.............................................................................................. 50
6.4.2 Low-frequency additional error............................................................................... 51
6.5 Capacitance......................................................................................................................... 51
6.6 Temperature......................................................................................................................... 51
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