Hioki LR8401-20

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LAN communication is available with HiLogger firmware version 1.20 and later.

(The release date for version 1.20 is June, 2010.)

The HiLogger firmware version is displayed at the upper right on the System screen.

The latest version can be downloaded from Hioki’s website.

Please visit our company’s website or contact your dealer or Hioki representative for the

version upgrade procedure.

HiLogger Firmware Version Information and Upgrades

Main Page

Default Chapter5
- Table of Contents5
- Contents13
Introduction13
Confirming Package Contents14
Safety Information15
Operating Precautions18
Chapter 1 Overview25
- Product Overview and Features25
- Measurement Flow26
- Names and Functions of Parts, Screen  Configurations28
- Basic Operation34
Chapter 2 Measurement Preparations39
- Attaching Expansion Input Units (as Needed)40
- Using the Battery Pack (Option)42
  - Install the Battery Pack42
  - Charge the Battery Pack43
- Connecting the AC Adapter44
- Making Connections45
- Turning the Power on and off56
- Inserting a CF Card or USB Flash Drive (When Saving Data)57
- Compensating for Input Circuit Offset  (Zero Adjustment)60
Chapter 3 Settings61
- Setting Flow Overview61
- Configuring Measurement Settings62
  - Time Setting by Key Operations62
- Input Channel Settings65
- Data Saving Settings76
- Waveform Display Settings (as Needed)77
- Scaling Settings (as Needed)81
- Entering Titles and Comments (as Needed)83
- Suppressing Noise (Enable Digital Filtering)85
- Viewing and Editing with the All-Channel Settings List86
Chapter 4 95
Observing Measurements and Data95
- Confirming Measured Values, and Starting Measurement95
- Observing Waveforms97
- Marking Waveforms and Searching Marks (Search Function)105
Chapter 5 111
Specifying Criteria for Measurements111
- About Triggering111
- Triggering Measurement Start and Stop112
- Alarm Output121
  - Checking Alarm Criteria121
  - Alarm Settings123
- Confirming All Trigger and Alarm Criteria Settings126
- Periodic (Timer) Measurements127
- Measurement with Trigger and Timer Functions129
- Trigger Setting Examples131
Chapter 6 133
Saving & Loading Data133
- About Saving and Loading Data133
  - What Happens to Data in a Power Outage135
  - Preparation for Power Outages During Long-Term Measurements135
- Saving Data136
- Loading Data on the Hilogger144
  - Loading a Setting Configuration144
  - Loading Waveform Data and Screen Images146
- Data Management147
- Transferring Data to a PC (USB Drive Mode)152
  - Select the USB Drive Mode152
  - Connecting the USB Cable153
Chapter 7 155
Numerical Calculations/Waveform Calculations155
- Calculate Average, Maximum, Minimum, and Etc155
- Numerical Value Calculation Expressions160
- Waveform Calculations161
  - Key Setting Procedure161
Chapter 8 163
System Environment Settings163
- Key Setting Procedure164
- Operation Settings164
  - Using the Auto-Resume Function (Resume after Power Restora- Tion)164
  - File Protection Level Setting165
- Screen Key Operation Settings165
- CSV File Saving Settings168
- External Trigger Input Settings169
  - Selecting the External Trigger Function169
  - Set Alarm Event Marking169
- Making System Settings170
Chapter 9 External Control173
- External Trigger Input173
- External Signal Output (Trigger Output)174
- Alarm Signal Output (Alarm Output)175
- Synchronous Measurements with Multiple Hiloggers176
  - Connection to a PC(Communication)177
    - Communication Features177
Chapter 10 Connection to a PC(Communication)177
- USB Settings and Connections178
- LAN Settings and Connections (before Connecting to the Network)190
- Using the Logger Utility199
  - Starting and Ending Logger Utility199
- Remote Measurement with the HTTP Server Function200
- Transferring Data to a PC with the FTP Server205
  - Restricting FTP Server Connections (FTP Authentication)207
  - Function208
- Auto Sending Data Using the FTP Client Function208
- Sending E-Mail228
- About Communications Commands235
  - Configuring Communications Command Operation235
Chapter 11 Specifications237
- LR8400-20, LR8401-20, LR8402-20 Memory Hilogger Specifications237
- LR8500 Voltage/Temp Unit Specifications252
- LR8501 Universal Unit Specifications253
Chapter 12 255
Maintenance and Service255
- Inspection, Repair, and Cleaning255
- Troubleshooting256
- Disposing of the Hilogger258
  - Removing the Lithium Battery258
Appendix261
- Appendix 1 Scan Timing261
- Appendix 2 Error Messages and Remedial Actions262
- Appendix 3 File Naming268
- Appendix 4 Text File Internal Format269
- Appendix 5 Binary File Size Calculation270
- Appendix 6 List of Default Settings271
- Appendix 7 Maximum Recordable Time272
- Appendix 8 Concerning Noise Countermeasures273
- Appendix 9 Frequently Asked Questions279
- Appendix 10Introduction to Measurement Applications A26286
  - Measuring Electrical Energy by Pulse Count286
  - Connect a 4-20 Ma Output Device and Record the Average Value Every Minute288
- Appendix 11Input Circuit Diagram290
Index291

Hioki LR8401-20 - Page 3

Table of Contents

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