Metrohm 917 - Page 125

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￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭

13 Common variables

917 Coulometer

￭￭￭￭￭￭￭￭

111

3

Saving the settings

Tap on the fixed keys [ ] or [ ].

In the future, the calculated result will be assigned to the selected

common variable (result name, value and unit).

Table of Contents

Default Chapter5
- Table of Contents5
1 Introduction15
- Instrument Description15
- Titration and Measuring Modes15
- Connectors16
- Intended Use16
- About the Documentation16
- Symbols and Conventions17
2 Safety Instructions18
- General Notes on Safety18
- Electrical Safety18
- Tubing and Capillary Connections19
- Flammable Solvents and Chemicals19
- Recycling and Disposal20
3 Overview of the Instrument21
- Front of the Instrument21
- Figure 1 Front21
- Rear of the Instrument22
- Figure 2 Rear22
4 Installation23
- Setting up the Instrument23
- Packaging23
- Checks23
- Location23
- Setting up the Titration Cell for Coulometry24
- Inserting the Titration Cell24
- Preparing the Titration Cell24
- Figure 3 Inserting the Titration Cell24
- Figure 4 Filling the Adsorber Tube25
- Figure 5 Equipping the Titration Cell26
- Mounting the Addition and Aspiration Tube28
- Figure 6 Mounting the Addition and Aspiration Tube28
- Connecting the Coulometer to the Power Supply29
- Figure 7 Connecting the Power Supply Unit29
- Connecting Sensors30
- Connecting Generator Electrodes30
- Figure 8 Unscrewing the Protective Cap from the Generator Electrode31
- Figure 9 Screwing the Electrode Cable to the Generator Electrode31
- Connecting Indicator Electrodes32
- Figure 10 Connecting a Generator Electrode32
- Figure 11 Unscrewing the Protective Cap from the Indicator Electrode32
- Figure 12 Screwing the Electrode Cable to the Indicator Electrode33
- Figure 13 Connecting an Indicator Electrode33
- Connecting a Temperature Sensor34
- Connecting MSB Devices35
- Figure 14 MSB Connections35
- Connecting a Dosing Device36
- Figure 15 MSB Connector36
- Connecting an Additional Stirrer or Titration Stand37
- Connecting a Remote Box37
- Connecting USB Devices38
- General38
- Connecting a USB Hub38
- Connecting a Printer38
- Connecting a Balance39
- Connecting a PC Keyboard40
- Connecting a Barcode Reader40
- Connecting the Coulometer to a Network41
5 Titrations42
- Coulometric Water Content Determination According to Karl Fischer (KFC)42
- Bromine Index Determination (BRC)43
6 Operation44
- Switching the Instrument on and off44
- Fundamentals of Operation45
- Touch-Sensitive Screen45
- Display Elements and Controls46
- Status Display47
- Entering Text and Numbers48
7 System Settings50
- General System Settings50
- Selecting the Dialog Language50
- Setting the Date, Time and Local Time51
- System-Specific Dialog Options52
- User Administration55
- Editing the User Configuration57
- Creating an Identification Profile60
- Defining Login Options61
- Password Options63
- Modification Options65
- Reasons65
- Audit Trail66
- Measured Value Display68
- Acoustic Signals68
8 Reagents69
- Editing Reagent Data69
- Reagent Monitoring70
9 Sensors73
- Adding a New Sensor74
- Editing the Sensor Data74
- Monitoring the Working Life75
10 Device Manager77
- Adding a New Device78
- Configuring the Instrument78
- Coulometer79
- E-Mail80
- PC/LIMS Report81
- Shared Memory82
- TCP/IP Settings84
- Metrohm Control Instruments85
- Properties - Measuring Input86
- Properties - MSB Connector87
- Properties - Peripheral Devices88
- Printer88
- PDF Settings90
- Network Printer91
- More Options92
- Balance93
- USB/RS-232 Adapter94
- PC Keyboard96
- Barcode Reader98
11 File Manager100
- Managing Files100
- Copying a File102
- Renaming a File102
- File Properties103
- External Storage Medium104
- Figure 16 Directory Structure on the External Storage Medium105
- Creating Backups / Restoring Data106
- Restoring Data106
12 GLP Manager108
- Automatic System Test109
- Test Tools109
- GLP Tests for Measurement and Titration110
- Parameter Description111
- System Validation114
- Parameter Description115
- System Monitoring118
- Service Interval118
- Backup Interval118
13 Common Variables120
- Editing Common Variables121
- Properties of Common Variables122
- Monitoring Validity123
- Assigning a Result Automatically to a Common Varia- Ble124
14 Templates126
- Sample Data126
- Sample Identification List127
- Sample Assignment Table128
- Custom Result Templates130
- Editing Result Templates131
- Input Lines134
- Editing the Input Signal135
- Output Lines136
- Editing the Output Signal138
- Report Header139
15 Methods141
- Creating a New Method141
- Saving a Method142
- Loading a Method143
- Editing a Method144
- Inserting a Command145
- Method Options146
- Start Options147
- Stop Options148
- Sample Data149
- Method Properties152
- Note154
- Saving a Determination Automatically154
16 Electronic Signatures157
- Signing Methods/Determinations Electronically157
- Deleting Electronic Signatures158
17 Control159
18 Favorites163
- Creating Favorites164
- Editing Favorites164
19 Sample Data167
- Entering Sample Data in the Main Dialog167
- Requesting Sample Data at the Start of the Determination168
20 Sample Table170
- General170
- Editing Sample Data173
- Properties175
21 Determination Run178
- Carrying out a Single KFC Determination178
- Performing a Sample Series179
- Canceling Determinations Manually180
22 Live Modifications181
- Editing the Sample Data of the Running Determination181
- Editing the Sample Table While a Determination Is Running182
- Live Display183
- Live Parameters184
23 Results and more Determination Data186
- More Determination Data187
- Details188
- Messages190
- Local Common Variables190
- Determination Properties191
- Loading a Determination193
- Determination List194
- Saving a Determination198
- Curves199
- Recalculation and Reevaluation201
24 Statistics202
- Displaying Details for a Result204
- Deleting Statistical Data205
- Adding a Determination to a Determination Series205
25 Result Table207
- Properties208
- Saving the Result Table212
- Loading the Result Table212
26 Printing213
- General Report Options215
- Settings of the Individual Reports216
- List of All Printable Reports217
27 Manual Control221
- Opening and Closing the Manual Control222
- Measuring223
- Parameter Description224
- Dosing225
- Continuous Dosing226
- Dosing Fixed Volumes228
- Preparing229
- Emptying230
- Filling230
- Replacing Reagent230
- Stirring231
- Remote232
28 Parameter234
- Coulometric Karl Fischer Titrations (KFC)234
- Control Parameters234
- Titration Parameters237
- Stop Conditions237
- Conditioning238
- Cell240
- Sensor241
- Stirrer242
- Bromine Index Determination (BRC)243
- Control Parameters243
- Titration Parameters246
- Stop Conditions247
- Conditioning247
- Cell249
- Sensor250
- Stirrer251
- Measurements (MEAS)252
- Measuring Parameters252
- Sensor254
- Stirrer256
- Evaluations (EVAL)257
- Fixed Endpoint Evaluation (EVAL FIX-EP)258
- Minimum and Maximum Evaluation (EVAL MIN/MAX)259
- Figure 17 Evaluation of Minimum and Maximum259
- Rate Evaluation (EVAL RATE)260
- Calculations261
- Calculations (CALC)261
- Calculations (CALC LIVE)267
- Formula Editor269
- Reports (REPORT)275
- General Report Options276
- Settings of the Individual Reports277
- List of Reports278
- Dosing and Liquid Handling280
- Preparing an Exchange or Dosing Unit (PREP)280
- Emptying a Dosing Unit (EMPTY)281
- Dosing a Specified Volume (ADD)282
- Liquid Handling (LQH)287
- Communication290
- Scanning Remote Lines (SCAN)290
- Setting Remote Lines (CTRL)291
- Scanning the RS-232 Interface (SCAN RS)293
- Defining RS-232 Commands (CONTROL RS)294
- Automation294
- Creating a Subsequence (SUBSEQ)294
- Miscellaneous Commands297
- Controlling a Stirrer (STIR)297
- Pausing the Method Run (WAIT)298
- Scan Data (REQUEST)299
- Defining an Acoustic Signal (BEEP)300
- Signing a Determination (SIGN)300
- Canceling the Method Run (END)300
29 Operation and Maintenance301
- System Initialization301
- Maintenance302
30 Troubleshooting303
- Editing Methods303
- Sample Table303
- Results/Statistics303
- Printing304
- Manual Control304
- Titration Stand with Pump305
- Coulometric Karl Fischer Titration305
31 Appendix308
- Dosing Unit308
- Maximum Dosing and Filling Rate308
- Default Parameters for Preparing (PREP) and Emptying (EMPTY)308
- Exchange Unit309
- Maximum Dosing and Filling Rate309
- Default Parameters for Preparing (PREP)309
- Stirring Rate309
- Balance310
- Figure 18 Rotational Speed Depending on the Stirring Rate310
- Remote Interface311
- Pin Assignment of the Remote Interface311
- Figure 19 Connectors of the Remote Box311
- Figure 20 Pin Assignment of Remote Socket and Plug311
- Result Variables as Parameter Setting314
- Using Audittrailviewer315
- Installing Audittrailviewer315
- Opening the Audit Trail316
- Contents of the Audit Trail317
- Filtering the Audit Trail318
- Exporting the Audit Trail319
- Diagnosis319
- LCD Test320
- Formatting an External Storage Medium320
- Removing an External Storage Medium321
- Adjusting the Touch Screen321
- Testing the Touch Screen322
- Software Update323
- Files)323
- Service326
- Arithmetic Algorithms in the Coulometer326
32 Technical Specifications329
- Touch Screen329
- Measuring Inputs330
- Generator Electrode330
- Indicator Electrode330
- Temperature Sensor330
- Determination Range331
- Resolution331
- Reproducibility331
- Internal Stirrer331
- Pump331
- Interfaces and Connectors332
- Power Supply332
- Declarations of Conformity332
- Ambient Temperature333
- Reference Conditions333
- Dimensions333
33 Accessories334
Index335

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