Metrohm 794 Basic Titrino - Manual (Page 3)

Table of contens
794 Basic Titrino
Table of contents
1 Introduction...........................................................................................................1
1.1 Instrument description...........................................................................................1
1.2 Controls and parts.................................................................................................2
2 Manual operation..................................................................................................6
2.1 Keypad ..................................................................................................................6
2.2 Principle of data input............................................................................................7
2.3 Text input ...............................................................................................................8
2.4 Tutorial ...................................................................................................................9
2.4.1 Entering data, setting the dialog language....................................................9
2.4.2 Development of a method, titration of an acid.............................................11
2.4.3 Storage and loading of methods .................................................................16
2.4.4 pH calibration..............................................................................................17
2.4.5 Statistics, acid capacity of drinking water....................................................18
2.5 Configuration, key ...........................................................................22
2.6 Selection of the mode, key ................................................................24
2.7 Parameters, key ...............................................................................26
2.7.1 Parameters for DET and MET ......................................................................26
2.7.2 Parameters for SET ......................................................................................36
2.7.3 Parameters for MEAS...................................................................................45
2.7.4 Parameters for CAL......................................................................................47
2.7.5 Parameters for TIP .......................................................................................50
2.8 Result calculations...............................................................................................52
2.9 Statistics calculation ............................................................................................55
2.10 Common variables ..............................................................................................57
2.11 Data output..........................................................................................................58
2.12 TIP, Titration procedure .......................................................................................62
2.13 Method memory, keys .............................................................66
2.14 Calibration data, key ...................................................................68
2.15 Current sample data, key .........................................................69
2.16 Silo memory for sample data ..............................................................................70
2.17 Storing determination results and silo calculations.............................................73
2.17.1 Storing determination results .......................................................................73
2.17.2 Silo calculations ...........................................................................................74
3 Operation via RS232 Interface...........................................................................77
3.1 General rules .......................................................................................................77
3.1.1 Call up of objects .........................................................................................78
3.1.2 Triggers ........................................................................................................79
3.1.3 Status messages .........................................................................................80
3.1.4 Error messages............................................................................................82
3.2 Remote control commands.................................................................................85
3.2.1 Overview.......................................................................................................85
3.2.2 Description of the remote control commands ........................................... 102
3.3 Properties of the RS 232 Interface..................................................................... 125
3.3.1 Handshake................................................................................................. 125
3.3.2 Pin Assignment .......................................................................................... 129
3.3.3 What can you do if the data transfer does not work? ................................ 131