Hioki MR8847-51 User manual

MR8847A
Instruction Manual
MEMORY HiCORDER
EN
Feb. 2019 Revised edition 3
MR8847G961-03 19-02H
Be sure to read this manual before using the instrument. p.4
When using the instrument for the
rst time Troubleshooting
Part Names and Functions p.16 Maintenance and Service p.415
Preparing for Measurement
p.25 Error Messages p.422
Video
Scan this code to watch the
instructional video(s).
Carrier charges may apply.
MR8847-51
MR8847-52
MR8847-53

Contents
i
MR8847G961-03
Contents
Usage Index ............................................... 1
Introduction................................................ 2
Verifying Package Contents ..................... 3
Safety Information..................................... 4
Operation Precautions.............................. 7
1 Overview 15
1.1 Product Overview......................... 15
1.2 Part Names and Functions .......... 16
1.3 ScreensConguration................. 19
Explanation of screen contents ................20
1.4 Basic Key Operation .................... 21
1.4.1 Using the HELP Key ..................................22
1.4.2 Using Mouse to Enable Key Operation ......23
2 Preparing for
Measurement 25
2.1 Installing and Removing
Modules......................................... 26
Channel conguration...............................27
2.2 Attaching Connection Cables ..... 28
2.3 Preparing Storage Devices.......... 41
2.3.1 Available Storage Devices (Inserting a
CF Card and a USB Flash Drive) ............... 41
2.3.2 Formatting Storage Devices ......................43
2.4 Loading Recording Paper............ 43
2.5 Supplying Power .......................... 45
2.5.1 Connecting the Power Cord.......................45
2.5.2 Connecting an Earthing Wire to the
GND Terminal (Functional Earth Terminal)..45
2.5.3 Turning On and Off the Instrument.............46
2.6 Setting the Clock .......................... 47
2.7 Adjusting the Zero Position
(zero-adjustment) ......................... 48
2.8 Performing Calibration (When
Model MR8990 is Installed).......... 49
3 Measurement 51
3.1 Measurement Procedure ............. 51
3.2 Inspecting the Instrument
Before Measurement.................... 53
3.3 Setting Measurement
Conditions..................................... 54
3.3.1 Measurement Functions ............................54
3.3.2 Timebase and Sampling Rate ....................56
3.3.3 Setting the Recording Length
(Number of Divisions) ................................60
3.3.4 Setting Screen Layout ...............................63
3.4 ConguringInputChannels
Settings ......................................... 64
3.4.1 Channel Setting Procedure ........................65
3.4.2 Conguring Analog Channels Settings .......67
3.4.3 Conguring Logic Channel Settings ...........70
3.4.4 Display Sheet ............................................ 71
3.5 Starting and Stopping
Measurement ................................ 73
3.6 Measurement in Automatic
Range Setting (Auto-Range
Function) ....................................... 76
4 X-Y Recorder 79
4.1 Measurement procedure.............. 80
4.2 Setting Measurement
Conditions..................................... 81
4.3 Starting and Stopping
Measurement ................................ 82
4.4 Observing X-Y Composite
Curves ........................................... 84
5 Saving/Loading Data
and Managing Files 85
5.1 Data That Can Be Saved and
Loaded........................................... 87
5.2 Saving Data................................... 89
5.2.1 Save Types and Setting Procedure............89
5.2.2 Automatically Saving Waveforms...............90
5.2.3 Saving Data Selectively (SAVE Key)..........97
5.2.4 Saving Waveform Outputting Data to a
Storage Device........................................ 103
5.3 Loading Data............................... 104
5.4 Automatically Loading Settings
(Auto-setup Function)................ 107
5.5 Managing Files ........................... 108
5.5.1 Saving Data............................................. 109
5.5.2 Checking the Contents in a Folder
(Opening a Folder)....................................112
5.5.3 Creating New Folders ...............................112
5.5.4 Deleting Files and Folders.........................113
5.5.5 Sorting Files ............................................ 114
5.5.6 Renaming Files and Folders .....................115
5.5.7 Copying a File Into a Specied Folder.......116
5.5.8 Printing the File Table................................117
6 Printing Data 119
6.1 Print Type and Procedure.......... 120
6.2 Setting Auto-printing.................. 121
6
5
4
3
2
1

Contents
ii
7.8 Viewing Waveforms Divided
Into Blocks .................................. 153
8 Advanced Functions 155
8.1 Adding Comments ..................... 156
8.1.1 Adding, Displaying, and Printing the Title
Comment................................................. 156
8.1.2 Adding, Displaying, and Printing the
Channel Comments ................................. 157
8.1.3 Entering Alphanumeric Characters........... 159
8.2 Displaying Waveforms During
the Writing in the Memory
Simultaneously
(Roll Mode).................................. 163
8.3 Overlaying New Waveforms
With Past Waveforms................. 164
8.4 Setting Channels to Be Used
(Extending the Recording
Length) ........................................ 166
8.5 Converting Input Values
(Scaling Function) ...................... 167
8.5.1 Example of Scaling Settings .................... 169
8.6 Setting the Waveform Position
(Variable Function) ..................... 174
8.7 Fine-Adjusting Input Values
(Vernier Function)....................... 177
8.8 Inverting the Waveform (Invert
Function) ..................................... 178
8.9 Copying Settings to Other
Channels (Copy Function)......... 179
8.10 Setting Details of Modules ........ 180
8.10.1 Setting the Anti-aliasing Filter (A.A.F.)
(Model 8968 High Resolution Unit)........... 181
8.10.2 Setting the Probe Voltage Dividing Ratio.. 181
8.10.3 Setting Model 8967 Temp Unit ................. 182
8.10.4 Setting Model 8969 and U8969 Strain
Unit.......................................................... 183
8.10.5 Setting Model 8970 Freq Unit .................. 184
8.10.6 Setting Model 8971 Current Unit ............. 187
8.10.7 Setting Model 8972 DC/RMS Unit............ 187
8.10.8 Setting Model MR8990 Digital Voltmeter
Unit.......................................................... 188
8.10.9 Setting Model U8974 High Voltage Unit ... 189
8.10.10 Setting MR8790 Waveform Generator
Unit.......................................................... 190
8.10.11 Setting MR 8971 Pulse Generator Unit .... 192
8.10.12 Setting U8793 Arbitrary Waveform
Generator Unit......................................... 194
8.11 Registering Waveforms in the
U8793 Arbitrary Waveform
Generator Unit ............................ 197
6.3 Manually Printing Data by
Pressing the PRINT Key
(Selection Print).......................... 124
6.4 Setting the Print Density of the
Waveform .................................... 126
6.5 ConguringthePrinterSettings127
6.6 Advanced Print Functions......... 130
6.6.1 Printing the Screenshot............................ 130
6.6.2 Printing Reports (A4-Sized Print) ............. 130
6.6.3 Printing a List........................................... 132
6.6.4 Printing the Text Cooments ...................... 132
7 Monitoring and
Analyzing Waveforms
on the Waveform
Screen 133
7.1 Reading Measured Values
(Using Cursors A and B)............ 134
7.2 Specifying the Waveform
Range (Cursors A and B)........... 139
7.3 Moving the Waveform Display
Position ....................................... 141
7.3.1 Display Position ....................................... 141
7.3.2 Scrolling the Waveforms With the Jog
Dial and Shuttle Ring ............................... 141
7.3.3 Changing Position (Jump Function).......... 143
7.4 Plotting X-Y Composite
Curves ......................................... 144
7.5 Magnifying and Demagnifying
Waveforms .................................. 146
7.5.1 Magnifying and Demagnifying Waveforms
Horizontally (in the Time Axis Direction)
.... 146
7.5.2 Zoom Function (Horizontally Magnifying
a Part of Waveforms [in the time axis
direction])................................................. 147
7.5.3 Magnifying/demagnifying the
Waveforms Vertically (in the Voltage
Axis Direction) ......................................... 149
7.6 Monitoring Input Levels (Level
Monitor) ....................................... 150
7.6.1 Level Monitor........................................... 150
7.6.2 Numerical Value Monitor .......................... 151
7.7 Switching the Waveform
Screen Display
(Display Menu)............................ 152
7.7.1 Displaying Upper and Lower Limits on
the Waveform Screen.............................. 152
7.7.2 Displaying Comments on the Waveform
Screen..................................................... 152
7.7.3 Switching the Waveform Display Width .... 152
7.7.4 Switching the Sheet to Be Displayed........ 153

Contents
iii
10.5 Printing the Numerical
Calculation Results .................... 238
10.6 Numerical Calculation Types
and Descriptions ........................ 239
11 Waveform Calculation
Function 243
11.1 Waveform Calculation
Workow ..................................... 244
11.2 Waveform Calculation Settings. 246
11.2.1 Displaying the Waveform Calculation
Results .................................................... 248
11.2.2 Setting Constants ....................................250
11.2.3 Change the Display Method for
Calculated Waveforms............................. 251
11.3 Waveform Calculation
Operators and Results............... 254
12 Memory Division
Function 257
12.1 ConguringtheRecording
Settings ....................................... 259
12.2 ConguringtheDisplay
Settings ....................................... 260
13 FFT Function 263
13.1 Overview and Features .............. 263
13.2 OperationWorkow(Reference
Data) ............................................ 264
13.3 Setting the FFT Analysis
Conditions................................... 265
13.3.1 Selecting the FFT Function ...................... 265
13.3.2 Setting the Data Source for Analysis
(Reference Data) .....................................266
13.3.3 Setting the Frequency Range and
Number of Analysis Points. ...................... 267
13.3.4 Decimating and Calculating Data ............. 269
13.3.5 Setting the Window Function ...................270
13.3.6 Conguring the Analysis Result Peak
Value Setting ........................................... 271
13.3.7 Averaging Analysis Results (Waveform
Averaging)............................................... 272
13.3.8 Highlighting Analysis Results (Phase
Spectra Only) ..........................................275
13.3.9 Conguring the Analysis Mode Settings ... 276
13.3.10 Setting the Display Range of the
Vertical Axis (Scaling) ..............................280
13.3.11 Setting and Changing Analysis
Conditions on the Waveform Screen........ 281
8.12 Saving Waveforms Registered
in Model U8793 onto a Storage
Device.......................................... 200
8.13 Setting Output Waveform
Parameters on the Waveform
Screen ......................................... 200
9 Setting the Trigger 201
9.1 Setting Procedure ...................... 202
9.2 Setting the Trigger Mode ........... 203
9.3 Triggering the Instrument
Using Analog Signals................. 204
9.4 Triggering the Instrument
Using Logic Signals (Logic
Trigger) ........................................ 210
9.5 Triggering the Instrument
attheSpeciedTimeorat
Regular Intervals (Timer
Trigger) ........................................ 212
9.6 Triggering the Instrument
Externally (External Trigger) ..... 216
9.7 Triggering the Instrument
Manually (Manual Trigger) ......... 216
9.8 Setting the Pre-trigger ............... 217
9.8.1 Setting the Trigger Start Point (Pre-
trigger)..................................................... 217
9.8.2 Setting the Trigger Acceptance (Trigger
Priority).................................................... 219
9.9 Setting the Trigger Timing......... 220
9.10 Setting the Trigger Logical
Connective (AND/OR) Among
the Trigger Sources.................... 222
9.11 Searching the Measured Data
Using the Trigger Settings......... 223
10 Numerical Calculation
Functions 225
10.1 Numerical Calculation
Procedure.................................... 226
10.2 Setting the Numerical Value
Calculation .................................. 228
10.2.1 Displaying the Numerical Calculation
Results .................................................... 232
10.3 Judging the Calculation
Results ........................................ 233
10.3.1 Displaying the Judgment Results and
Outputting the Signals.............................. 235
10.4 Saving the Numerical
Calculation Results .................... 236
10
9
8
7
13
12
11
Appx. Ind.

Contents
iv
16.2.1 Setting HTTP With the Instrument............338
16.2.2 Connecting the Computer to the
Instrument With the Internet Browser .......339
16.2.3 Operating the Instrument With the
Internet Browser ......................................340
16.3 Accessing Files on the
Instrument From the computer
(Using the FTP)........................... 346
16.3.1 Setting the FTP With the Instrument ........347
16.3.2 Connecting the Computer to the
Instrument Using the FTP ........................348
16.3.3 Managing Files With the FTP................... 349
16.4 Transferring Data to the
computer ..................................... 350
16.5 Wave Viewer (Wv)....................... 351
16.6 ConguringtheUSBSettings
and Connecting the Instrument
to the Computer
(Before
Performing Command
Communications) ....................... 352
16.6.1 Conguring the USB Settings With the
Instrument ...............................................352
16.6.2 Installing the USB Driver .......................... 352
16.7 Controlling the Instrument with
Command Communications
(LAN/USB) ................................... 357
16.7.1 Setting the Instrument..............................358
16.8 Operating the Instrument
Remotely and Acquiring Data
Using the Model 9333 LAN
Communicators .......................... 359
17 Controlling the
Instrument Externally 361
17.1 Connection of the External
Control Terminals....................... 362
17.2 External I/O ................................. 363
17.2.1 External Input (START/EXT.IN1) (STOP/
EXT.IN2) (PRINT/EXT.IN3)....................... 363
17.2.2 External Output (GO/EXT.OUT1) (NG/
E X T. O UT 2 ) ..............................................365
17.2.3 External Sampling (EXT.SMPL)................367
17.2.4 Trigger Output (TRIG OUT) .....................369
17.2.5 External Trigger Terminal (EXT.TRIG) ......370
18 Specications 371
18.1 GeneralSpecicationsofthe
Instrument................................... 371
18.2 Common Functions.................... 374
18.3 Measurement Functions ............ 376
18.3.1 Memory Function.....................................376
13.4 ConguringtheChannel
settings........................................ 282
13.5 ConguringtheScreenDisplay
Settings ....................................... 283
13.5.1 Displaying the Running Spectrum ............ 285
13.6 Saving Analysis Results............ 288
13.7 Printing Analysis Results .......... 289
13.8 Analyzing Waveforms on the
Waveform Screen ....................... 290
13.8.1 Calculating After Specifying the
Calculation Starting Point.........................290
13.9 FFT Analysis Modes................... 292
13.9.1 Analysis Modes and Display Examples ....292
13.9.2 Analysis Mode Functions ......................... 310
14 Waveform Evaluation
Function 311
14.1 Evaluating Waveforms and
Giving GO/NG Judgments
(MEM, FFT Function)...................311
14.2 Setting the Evaluation Area....... 314
14.3 ConguringtheWaveform
Evaluation Setting ...................... 316
14.4 Setting the Waveform
Evaluation Stopping
conditions ................................... 317
14.5 Creating the Evaluation Area .... 319
14.6 Details About the Editor
Commands.................................. 320
15 Setting the System
Environment 325
16 Connecting the
Instrument to a
Computer 331
16.1 Setting LAN and Connecting
the Instrument to the LAN
Network (Before Using FTP/
Internet Browser/Command
Communications) ....................... 332
16.1.1 Conguring the LAN Settings With the
Instrument ...............................................332
16.1.2 Connecting the Instrument to the
Computer With the LAN Cable................. 336
16.2 Controlling the Instrument
Remotely (Using an Internet
Browser)...................................... 338

Contents
v
Index Ind.1
18.3.2 Recorder Function ...................................377
18.3.3 X-Y Recorder Function ............................378
18.3.4 FFT Function ...........................................379
18.4 Other Functions.......................... 380
18.5 File ............................................... 385
18.6 SpecicationsofModules ......... 387
18.6.1 Model 8966 Analog Unit...........................387
18.6.2 Model 8967 Temp Unit .............................388
18.6.3 Model 8968 High Resolution Unit ............. 391
18.6.4 Model 8969 Strain Unit,
U8969 Strain Unit ....................................393
18.6.5 Model 8970 Freq Unit ..............................395
18.6.6 Model 8971 Current Unit ..........................397
18.6.7 Model 8972 DC/RMS Unit........................ 399
18.6.8 Model 8973 Logic Unit ............................. 401
18.6.9 Model MR8990 Digital Voltmeter Unit.......402
18.6.10 Model U8974 High Voltage Unit ...............404
18.6.11 Model U8793 Arbitrary Waveform
Generator Unit.........................................406
18.6.12 Model MR8790 Waveform Generator
Unit..........................................................409
18.6.13 Model MR8791 Pulse Generator Unit....... 411
Specications of output connector..........413
19 Maintenance and
Service 415
19.1 Trouble Shooting........................ 417
19.2 Resetting the Instrument ........... 420
19.2.1 Resetting System Settings....................... 420
19.2.2 Resetting Waveform Data........................ 421
19.3 Error Messages .......................... 422
19.4 Self-Test (Self-Diagnostics)....... 427
19.4.1 ROM/RAM Check....................................427
19.4.2 Printer Check........................................... 428
19.4.3 Display Check .........................................428
19.4.4 Key Check...............................................429
19.4.5 System Conguration Check ...................429
19.5 Cleaning the instrument ............ 431
19.6 Disposing of the Instrument
(Removing Lithium Battery) ...... 433
Appendix Appx.1
Appx. 1 Default Values for Major
Settings............................. Appx.1
Appx. 2 For Reference................... Appx.2
Appx. 3 About Options................ Appx.13
Appx.4 FFTDenitions............... Appx.20
19
Appx. Ind.
16
15
14
18
17

Contents
vi

1
Usage Index
Usage Index
Basic measurement procedure
1Installing the instrument
(p. 25)
Performing measurement in the automatic
range setting (
p. 76
)
Monitoring changes in input signals (p. 201)
Manually triggering the instrument (p. 216)
Entering comments (p. 156)
Freely setting the waveform display (p. 64)
Converting input values (p. 167)
Copying settings to other channels (p. 179)
Eliminating noise (Low-pass lter) (p. 70)
Plotting X-Y composite curves (p. 144)
Locking the operation keys (p. 17)
Formatting a CF Card (p. 43)
Scaling measured values obtained with current
clamp sensors (p. 169)
Installing the instrument
Installing modules
Connecting cables
Loading the recording paper
Turning on the instrument
2Setting the instrument
(p. 51)
Selecting a function
Selecting measurement settings
Selecting input channels
3 Measuring input signals (p. 73)
Starting measuring input signals
Completing the measurement
4 Analyzing ( p. 133 ), saving ( p. 85 ), and printing data ( p. 119 )
Performing analysis
Saving/printing results
(optionally)
5 Completing the measurement (p. 46)
Turning off the instrument
10
9
8
7
6
5
4
3
2
1
Appx. Ind.

2
Introduction
Introduction
Thank you for purchasing the Hioki MR8847A Memory HiCorder (MR8847-51, MR8847-52, MR8847-53).
To obtain maximum performance from the instrument, please read this manual rst, and keep it handy for
future reference.
The optional clamps (p. Appx.13) collectively mean “clamp sensors.”
The following instruction manuals are available for this instrument. Refer to the relevant manual as usage.
Instruction Manual Description
1Measurement Guide
(booklet)
Read this booklet rst.
Contains basic operating procedures for those who use this instrument
for the rst time.
2
(This
document)
Instruction Manual
(booklet)
Contains details and specifications regarding the functions and
operations of this instrument.
3Communication
Command
Instruction Manual
(PDF)
Contains a list of the communication commands and their explanations
to control the instrument with a computer.
4 U8793, MR8790,
MR8791 Instruction
Manual
(PDF)
Contains specications and explanations of functions/operations of
Models U8793 Arbitrary Waveform Generator Unit, MR8790 Waveform
Generator Unit, MR8791 Pulse Generator Unit, and SF8000 Waveform
Maker.
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