Table of Contents
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Table of Contents
Related Manuals for Metrohm 831 KF
Summarization of Contents
1 Introduction
1.1 Parts and Controls Overview
Identifies and describes the main components and controls of the KF Coulometer.
2 The Wet Chemistry Workplace
2.1 Principle of Coulometric KF Determinations
Explains the fundamental principles of coulometric Karl Fischer titrations.
2.2 Titration Vessel Setup
Provides step-by-step instructions for assembling the titration vessel.
2.3 Performing Your First Determination
Guides the user through the initial KF titration process.
2.4 Generator Electrode Without Diaphragm
Specifies reagents and details the cleaning procedure for the generator electrode without diaphragm.
2.5 Generator Electrode With Diaphragm
Specifies reagents and details the cleaning procedure for the generator electrode with diaphragm.
2.6 Working with Water Standards
Offers practical advice for accurate work with water standards.
2.7 Sample Addition Methods
Provides guidelines for sample size and procedures for adding liquid samples.
2.7.3 Solid Sample Handling
Describes methods for adding solid samples or using a drying oven.
2.8 Optimal Working Conditions
Discusses drift, its causes, and methods for monitoring and management.
2.8.2 Reagent Exchange and Indicator Electrode Care
Outlines reagent exchange procedures and indicator electrode care.
3 Manual Operation
3.1 Keypad Functionality
Explains the function of each key on the coulometer keypad.
3.2 Principle of Data Input and Navigation
Describes menu navigation and data entry via the keypad.
3.3 Text Input Procedures
Explains text input for method names and other entries.
3.4 Instrument Configuration
Details configuration for monitoring functions and peripheral units.
3.4.2 Auxiliary and RS232 Settings
Covers auxiliary settings and RS232 interface configuration.
3.4.3 General Configuration Options
Covers settings for dialog language, date, and time.
3.4.4 Report and Instrument Settings
Details report configuration and instrument settings, e.g. operator level.
3.4.5 Report Content Customization
Explains how to customize the content of printed reports.
3.4.6 Lock Key Functions and Display Settings
Describes locking keys and configuring curve display options.
3.4.1 Reagent Exchange with Dosino
Details the procedure for reagent exchange using the Dosino.
3.5 Mode Selection
Explains how to choose between operating modes like KFC, KFC-B, BLANK, and GLP.
3.6 Parameter Configuration
Covers setting control parameters like endpoint (EP) and titration parameters.
3.6.1 Titration Sequence Overview
Illustrates the step-by-step process of a titration.
3.6.2 Control Parameters and Polarization Current
Discusses optimal control parameters and polarization current effects.
3.6.3 Drift and Generator Current Settings
Explains drift monitoring and generator electrode current settings.
3.7 Result Calculations
Guides on defining, inputting, and managing calculation formulas.
3.7.2 Method-Specific Operands Input
Explains input of method-specific operands (C01-C19) for formulas.
3.8 Statistics Calculations
Describes assigning results for statistical analysis.
3.9 Common Variables
Explains assigning results/values to common variables (C30-C39).
3.10 Data Output and Reports
Details how to define the sequence of report blocks printed after determination.
3.10.2 Additional Report Output Options
Describes printing reports beyond standard end-of-determination output.
3.10.3 Titration Curve Display
Explains viewing and navigating the titration curve.
3.11 User Name Management
Covers entering, selecting, and deleting user names.
3.12 Method Memory Management
Explains recalling, storing, and deleting methods in memory.
3.13 Current Sample Data Entry
Describes entering or requesting sample identification and size data.
3.14 Silo Memory for Sample Data
Explains silo memory functionality and organization for sample data storage.
3.15 Storing Results and Silo Calculations
Details assigning determination results to variables C24/C25.
3.15.2 Silo Calculations
Explains performing subsequent calculations on silo memory results.
4 Operation via RS232 Interface
4.1 General Rules for RS232 Communication
Provides rules and syntax for controlling the coulometer via RS232.
4.1.1 Object Tree Navigation
Explains navigating the instrument's object tree for parameters.
4.1.2 Trigger Command Usage
Describes triggers ($G, $S, $Q) for remote action initiation.
4.1.3 Understanding Status Messages
Explains interpreting status messages for process monitoring.
4.1.4 Error Message Codes and Remedies
Lists and explains error codes and their remedies.
4.3 RS232 Interface Properties
4.3.1 Handshake Protocols
Details handshake protocols (SWchar, SWline, HWs) for data transfer.
4.3.2 RS232 Pin Assignment
Provides pinout diagram and function for the remote control socket.
5 Error Messages and Troubleshooting
5.1 General Troubleshooting Guide
Offers a table of common problems, causes, and solutions.
5.2 Error and Special Messages
Lists and explains specific error messages and remedies.
5.3 External Printer Troubleshooting
Addresses issues with external printer connection and usage.
5.4 Initializing the KF Coulometer
Explains how to re-initialize the instrument's RAM.
5.5 Testing the Measuring Input
Describes tests for measuring input and electrode cable.
6 Preparations and Connections
6.1 Coulometer Setup Procedures
Covers initial setup and connection of basic accessories.
6.1.1 Connecting Stirrers and Ti Stands
Details connecting magnetic stirrers or Ti Stands.
6.1.2 Thermal Printer Paper Loading
Explains paper loading for the built-in thermal printer.
6.1.3 Titration Vessel Setup with Ti Stand
Provides instructions for titration vessel setup with Ti Stand.
6.2 Connecting to the Dosino
Guides setup of aspiration equipment with Dosino.
6.2.2 Equipping Titration Vessel for Aspiration
Details equipping the titration vessel for aspiration.
6.3 Connecting the 768 KF Oven
Explains connecting the 768 KF Oven for automated analysis.
6.4 Connecting the 774 Oven Sample Processor
Details the connection procedure for the 774 Oven Sample Processor.
6.5 Connecting External Printers
Provides compatibility and configuration for external printers.
6.6 Connecting Balances
Lists compatible balances and their connection requirements.
6.7 Connecting a PC
Explains PC connection and lists required software.
6.8 Connecting a Remote Box
Details connection and configuration of a barcode reader via Remote Box.
6.8.2 PC Keyboard Connection
Explains PC keyboard connection via Remote Box.
7 Appendix
7.1 Technical Specifications
Lists technical specifications, modes, resolution, memory, and interfaces.
7.2 RS232 Remote Socket Pin Assignment
Provides pinout diagram and function for the remote control socket.
7.3 Coulometer Validation and GLP Mode
Describes electronic self-tests performed on startup.
7.3.1 Electronic Component Testing
Describes electronic self-tests performed on startup.
7.4 User Methods and Applications
Lists user methods and provides guidance for specific applications.
7.5 Warranty and Certificates
Outlines the terms and conditions of the product warranty.
7.5.2 Certificate of Conformity: 756 KF Coulometer
Presents certificate of compliance for the 756 KF Coulometer.
7.5.3 EU Declaration of Conformity: 756 KF Coulometer
Declares 756 KF Coulometer meets EU CE mark requirements.
7.5.4 Certificate of Conformity: 831 KF Coulometer
Confirms compliance with standards for the 831 KF Coulometer.
7.5.5 EU Declaration of Conformity: 831 KF Coulometer
Declares 831 KF Coulometer meets EU CE mark requirements.
7.6 Scope of Delivery and Ordering Designations
Lists instrument package contents and accessory ordering information.
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