A40B
Instruction Manual
ii
Output Voltage Measurement Using a Fluke 8508A .................................... 15
Operating Instructions........................................................................................ 16
Introduction ................................................................................................... 16
Measuring Current......................................................................................... 16
Direct Read-out When Measuring Current.................................................... 18
Theory of Operation........................................................................................... 18
Coaxial Shunts............................................................................................... 18
Boxed Shunts................................................................................................. 19
Introduction ................................................................................................... 20
An Overview of Calibration Methods ........................................................... 20
Potential Voltage Measurement Devices .................................................. 21
DC Considerations .................................................................................... 22
AC Considerations .................................................................................... 23
The Fluke Calibration Method ...................................................................... 24
Recommended Tools and Equipment ....................................................... 25
System Calibration for AC-DC Difference............................................... 25
TVC Sensitivity Characterization ............................................................. 26
UUT AC-DC Difference Measurement Sequence and Calculations ........ 27
Current Source DC Noise.......................................................................... 28
UUT DC Resistance Measurement ........................................................... 28
Repair Procedures Including Disassembly and Reassembly ............................. 29
Repair Limits ................................................................................................. 29
List of Tools Required for Repair.................................................................. 29
End Plates and Guard Binding Post Replacement (Coaxial Shunts)............. 30
Input N-type Connector Replacement (Coaxial Shunts) ............................... 31
Output N-Type Connector Replacement (Coaxial Shunts) ........................... 32
List of Replaceable Parts ................................................................................... 33
Summary of Contents for A40B
Page 6: ...A40B Instruction Manual iv...
Page 8: ...A40B Instruction Manual vi...
