Document Outline

• 756/831 KF Coulometer: Instructions for Use
• Contents
  • 1 Introduction............................................................. 1
  • 2 The wet chemistry workplace .................................. 4
  • 3 Manual operation .................................................. 14
  • 4 Operation via RS232 Interface................................. 53
  • 5 Error messages, troubleshooting .......................... 103
  • 6 Preparations ....................................................... 112
  • 7 Appendix............................................................. 127
  • Index..................................................................... 151
• 1 Introduction
  • 1.1 Parts and controls
• 2 The wet chemistry workplace
  • 2.1 Principle of coulometric KF determinations
  • 2.2 Titration vessel setup
  • 2.3 Your first determination
  • 2.4 Generator electrode without diaphragm
    • 2.4.1 Reagents
    • 2.4.2 Cleaning
  • 2.5 Generator electrode with diaphragm
    • 2.5.1 Reagents
    • 2.5.2 Cleaning
  • 2.6 Tips for working with water standards
    • 2.6.1 Recommendations for practice
  • 2.7 Sample addition
    • 2.7.1 Sample size
    • 2.7.2 Liquid samples
    • 2.7.3 Solid samples
  • 2.8 Optimal working conditions
    • 2.8.1 Drift
    • 2.8.2 Reagent exchange
    • 2.8.3 Indicator electrode
• 3 Manual operation
  • 3.1 Keypad
  • 3.2 Principle of data input
  • 3.3 Text input
  • 3.4 Configuration, key <CONFIG>
    • 3.4.1 Reagent exchange procedure with Dosino
  • 3.5 Mode selection, key <MODE>
  • 3.6 Parameters, key <PARAM>
    • 3.6.1 Titration sequence
    • 3.6.2 Control parameters and Ipol
    • 3.6.3 Drift
    • 3.6.4 Current at the generator electrode
  • 3.7 Result calculations
  • 3.8 Statistics calculations
  • 3.9 Common variables
  • 3.10 Data output
    • 3.10.1 Reports for the output at the end of a determination
    • 3.10.2 Additional possibilities for report outputs
    • 3.10.3 Display of the titration curve
  • 3.11 User name, key <USER>
  • 3.12 Method memory, key <USER METH>
  • 3.13 Current sample data, key <SMPL DATA>
  • 3.14 Silo memory for sample data
  • 3.15 Storing determination results and silo calculations
    • 3.15.1 Storing determination results
    • 3.15.2 Silo calculations
• 4 Operation via RS232 Interface
  • 4.1 General rules
    • 4.1.1 Call up of objects
    • 4.1.2 Triggers
    • 4.1.3 Status messages
    • 4.1.4 Error messages
  • 4.2 Remote control commands
    • 4.2.1 Overview
    • 4.2.2 Description of the remote control commands
  • 4.3 Properties of the RS 232 Interface
    • 4.3.1 Handshake
    • 4.3.2 Pin Assignment
• 5 Error messages, troubleshooting
  • 5.1 Troubleshooting
  • 5.2 Error and special messages
  • 5.3 Problem with an external printer
  • 5.4 Initialize KF Coulometer
  • 5.5 Testing the measuring input
• 6 Preparations
  • 6.1 Coulometer setup
    • 6.1.1 Connecting a Stirrer or Ti Stand
    • 6.1.2 Insert paper into built-in thermal printer (only at 756)
    • 6.1.3 Titration vessel setup with Ti Stand
  • 6.2 Connecting Coulometer to Dosino
    • 6.2.1 Setup with aspiration equipment
    • 6.2.2 Equipping the titration vessel for aspiration
  • 6.3 Connecting the 768 KF Oven
    • 6.3.1 Equipping the titration vessel with an oven
  • 6.4 Connecting the 774 Oven Sample Processor
    • 6.4.1 Equipping the titration vessel with the Oven Sample Processor
  • 6.5 Connecting an external printer
  • 6.6 Connecting a balance
  • 6.7 Connecting a PC
  • 6.8 Connecting a Remote Box
    • 6.8.1 Connecting a barcode reader
    • 6.8.2 Connecting a PC keyboard
• 7 Appendix
  • 7.1 Technical specifications
  • 7.2 Pin assignment of the "Remote" socket
    • 7.2.1 Lines of socket "Remote"
    • 7.2.2 Activate pulse
  • 7.3 Coulometer validation, GLP mode
    • 7.3.1 Electronic tests
    • 7.3.2 Wet tests
    • 7.3.3 Maintenance and adjustment of the Coulometer
  • 7.4 User methods
    • 7.4.1 Working with the KF Oven
    • 7.4.2 Working with the 774 Oven Sample Processor
  • 7.5 Warranty and certificates
    • 7.5.1 Warranty
    • 7.5.2 Certificate of Conformity and System Validation: 756 KF Coulometer
    • 7.5.3 EU Declaration of Conformity: 756 KF Coulometer
    • 7.5.4 Certificate of Conformity and System Validation: 831 KF Coulometer
    • 7.5.5 EU Declaration of Conformity: 831 KF Coulometer
  • 7.6 Scope of delivery and ordering designations
• Index