Manual

v
SM 04L41B01-01E
1
2
3
4
5
6
7
Contents
Important Notice to the User ..............................................................................................................i
Trademark ..........................................................................................................................................i
Revisions ...........................................................................................................................................i
Introduction .......................................................................................................................................ii
Safety Standards and EMC Standards .............................................................................................ii
Safety Precautions ............................................................................................................................ ii
Safety Symbols Used on Equipment and in Manual ........................................................................ iii
Conventuins Used in Manual ........................................................................................................... iii
Overview of This Manual ................................................................................................................. iv
Chapter 1 Principles of Operation
1.1 Principles of Operation ........................................................................................................ 1-1
Chapter 2 Troubleshooting
2.1 Failure Analysis Flow Chart ................................................................................................. 2-1
2.2 Troubleshooting Checklist .................................................................................................... 2-4
Chapter 3 Testing
3.1 Acceptance Test .................................................................................................................. 3-1
3.2 Self Diagnostic Test ............................................................................................................. 3-2
3.3 Performance Test .......................................................................................................
.......... 3-3
Test Environment ......................................................................................................
........... 3-3
Test Instruments ......................................................................................................
............ 3-3
Instrument Operation ........................................................................................................... 3-3
T
ests ......................................................................................................
.............................. 3-3
3.4 Test Procedures .......................................................................................................
............ 3-4
Insulation Resistance .......................................................................................................
.... 3-4
Protective Grounding ........................................................................................................... 3-4
Withstand Voltage ................................................................................................................
3-5
Measurement Accuracy .......................................................................................................
3-6
Reference Junction Compensation Accuracy ......................................................................
3-8
Battery Backup ......................................................................................................
.............. 3-8
Pulse Input Function ............................................................................................................ 3-9
Chapter 4 Adjustments
4.1 Before Making Adjustments ................................................................................................. 4-1
Environment ......................................................................................................................... 4-1
Instrument Operation ........................................................................................................... 4-1
Note
.....................................................................................................................................
4-1
4.2 Adjusting the A/D Converters ...............................................................................................
4-2
Chapter 5 Schematic Diagram
5.1 Schematic Diagram (DX1000/DX1000N) ............................................................................ 5-1
5.2 Schematic Diagram (DX2000) ............................................................................................. 5-2