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Appendix 20 Adjustment Procedure

A43

Appendix

The System Settings screen includes an adjustment screen.

The Adjustment screen is used in repairs and adjustment carried out by Hioki. It is not avail-

able for use by end-users.

Appendix 20 Adjustment Procedure

Do not press.

Table of Contents

Default Chapter5
- Table of Contents5
- Introduction9
- Verifying Package Contents10
- Safety Information12
- Measurement13
- Operating Precautions14
Chapter 1 Overview27
- Product Overview and Features27
  - Measurement28
  - Measurement29
- Names and Functions of Parts30
- Measurement31
- Measurement Process33
Appendix 11Measuring Contact Resistance34
- Specifications (P34
- Screen Organization and Operation Overview35
  - Compliant Resistance Measure- Ment36
- Checking the Measurement Target41
- Measurement42
Chapter 2 Measurement Preparations43
- Connecting the Power Cord43
Appendix 17Rack Mounting43
- Connecting Measurement Leads44
- Connecting Z2001 Temperature Sensor or Thermometer with Analog Output (When Using the TC or ΔT)45
  - Connecting the Z2001 Temperature Sensor45
  - Connecting an Analog Output Thermometer45
- Installing the Multiplexer Unit50
- Turning the Power on and off51
- Appendix 20Adjustment Procedure51
  - Pre-Operation Inspection53
Chapter 3 Basic Measurements55
- Checking the Measurement Target56
- Selecting the Measurement Range57
- Setting the Measurement Speed58
- Connecting Measurement Leads to the Measurement Target59
- Checking Measured Values60
Chapter 4 Customizing Measurement Conditions71
- Switching to Low-Power Resistance Measurement72
- Switching Measurement Currents (100 Mω to 100 Ω)74
- Zero Adjustment76
- Stabilizing Measured Values (Averaging Function)81
- Correcting for the Effects of Temperature (Temperature Correction (TC))83
- Correcting Measured Values and Displaying Physical Properties Other than Resistance Values (Scaling Function)85
- Changing the Number of Measured Value Digits89
- Compensating for Thermal EMF Offset (Offset Voltage Compensation - OVC)90
- Setting Pre-Measurement Delay92
- Checking for Poor or Improper Contact (Contact Check Function)96
- Improving Probe Contact (Contact Improver Function)98
- Maintaining Measurement Precision (Self-Calibration)100
- Increasing the Precision of the 100 MΩ Range (100 MΩ High-Precision Mode)104
Chapter 5 Judgment, Statistics105
- And Conversion105
- Functions105
- Judging Measured Values (Comparator Function)106
- Classifying Measurement Results (bin Measurement Function)116
- Performing Statistical Calculations on Measured Values119
  - Using Statistical Calculations120
  - Confirming, Printing, and Erasing Calculation Results122
- Performing Temperature Rise Test (Temperature Conversion Function (ΔT))124
Chapter 6 Saving and Loading Panels127
- Saving Measurement Conditions (Panel Save Function)128
- Loading Measurement Conditions (Panel Load Function)129
  - Preventing Loading of Zero-Adjustment Values130
- Changing Panel Names131
- Deleting Panel Data132
Chapter 7 System Settings133
- Disabling and Enabling Key Operations133
- Power Line Frequency Manual Setting137
- Adjusting Screen Contrast139
- Adjusting the Backlight140
- Setting the Clock141
- Initializing (Reset)142
  - Default Settings144
Chapter 8 Multiplexer147
- About the Multiplexer148
- Connector Type and Pinouts150
  - Connector Type and Pinouts151
  - About Multiplexer Wiring153
- Internal Circuitry154
  - Electrical Specifications155
- Multiplexer Settings156
- Zero Adjustment (When a Multiplexer Unit Has Been Installed)171
  - Canceling Zero-Adjustment172
- Performing the Multiplexer Unit Self-Test174
- Example Connections and Settings175
Chapter 9 D/A Output181
- Connecting D/A Output181
  - D/A Output Specifications182
Chapter 10 External Control (EXT I/O)183
- External Input/Output Connector and Signals184
- Timing Chart193
- Internal Circuitry210
  - Electrical Specifications212
  - Connection Examples213
- External I/O Settings214
- Checking External Control223
  - Performing an I/O Test (EXT I/O Test Function)223
- Supplied Connector Assembly225
Chapter 11 Communications227
- (USB/ RS-232C/ GP-IB Interface)227
Chapter 12 Printing (Using an RS-232C Printer)245
- Printing248
Chapter 13 Specifications257
- Instrument Specifications257
- Z3003 Multiplexer Unit285
Chapter 14 Maintenance and Service291
- Troubleshooting292
  - Q&A (Frequently Asked Questions)292
  - Error Displays and Remedies304
- Replacing the Measurement Circuit's Protective Fuse308
- Inspection and Repair309
- Disposing of the Instrument310
  - Removing the Lithium Battery310
Appendix313
Appendix 1 Block Diagram313
Appendix 2 Four-Terminal (Voltage-Drop) Method314
Appendix 3 DC and AC Measurement315
Appendix 4 Temperature Correction (TC) Function316
Appendix 5 Temperature Conversion (ΔT) Function318
Appendix 6 Zero Adjustment319
Appendix 7 Unstable Measured Values324
Appendix 8 Mitigating Noise331
Appendix 9 Effect of Thermal EMF335
- On a Printed Circuit Board337
Appendix 13Making Your Own Measurement341
- Leads, Making Connections to the Multiplexer341
Appendix 14Checking Measurement Faults344
Appendix 15Using the Instrument with a345
- Withstanding Voltage Tester345
Appendix 16Measurement Leads (Options)346
Appendix 18Outline Drawing349
Appendix 19Calibration350

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