Metrohm 794 Basic Titrino Manuel d'utilisateur

CH-9101 Herisau/Switzerland E-Mail [email protected] Internet www.metrohm.com 794 Basic Titrino Program version 5.794.0010 Instru

2.1. Keypad 794 Basic Titrino 6 2 Manual operation 2.1 Keypad The third functions (inscriptions in the triangle) on the keys of the keypa

3.2. Remote control commands 794 Basic Titrino 96 │ │ ├ .C45 Start volume read only/read+write │ │ ├ .C46 Asymmetry pH read only

3.2 Remote control commands 794 Basic Titrino 97 │ │ ├ .Y Y coordinate read only ditto │ ├ .EP EP entry │ │ ├ .Index Index of ent

3.2. Remote control commands 794 Basic Titrino 98 &Assembly Object Description Input range Reference & Root : ├ Assembly Assembly c

3.2 Remote control commands 794 Basic Titrino 99 &Setup Object Description Input range Reference & Root : ├ Setup Settings for the o

3.2. Remote control commands 794 Basic Titrino 100 "Setup", continuation │ │ ├ .E Error ON, OFF ditto │ │ ├ .H When “hol

3.2 Remote control commands 794 Basic Titrino 101 &Diagnose Object Description Input range Reference & Root : ├ Diagnose Diagnose ├ .

3.2. Remote control commands 794 Basic Titrino 102 3.2.2 Description of the remote control commands 3.2.2.1. Mode $G, $S, $H, $C Start and sto

3.2 Remote control commands 794 Basic Titrino 103 3.2.2.6. Mode.Def.SiloCalc.Assign.C24 RSX, EPX, CXX Mode.Def.SiloCalc.Assign.C25 RSX, EPX, CXX

3.2. Remote control commands 794 Basic Titrino 104 Mode.Parameter.TitrPara.VStep 0...0.10...9.999 .MptDensity: Parameter for DET: Measuring poin

3.2 Remote control commands 794 Basic Titrino 105 Selection of the measuring input; valid with measured quantities pH and U. "diff." means

2.2 Principle of data input 794 Basic Titrino 7 2.2 Principle of data input • If you press a key you will find the corresponding menu in the disp

3.2. Remote control commands 794 Basic Titrino 106 Mode.Parameter.Statistics.ResTab.Selected original, delete n, delete all Mode.Parameter.

3.2 Remote control commands 794 Basic Titrino 107 .pK: pK or HNP evaluation. Possible only in pH and U titrations. 3.2.2.25. Mode.Parameter.Presel

3.2. Remote control commands 794 Basic Titrino 108 3.2.2.30. Mode.Parameter.TitrPara.Direction +, -, auto Parameters for SET: Titration direction

3.2 Remote control commands 794 Basic Titrino 109 3.2.2.36. Mode.Parameter.Calibration.CalTemp -20.0...25.0...120.0 Parameters for CAL: Calibratio

3.2. Remote control commands 794 Basic Titrino 110 Parameters for TIP: Parameters of the elements of TIP. .Method: Method name of a method avai

3.2 Remote control commands 794 Basic Titrino 111 UserMeth.List.1.Bytes read only UserMeth.List.1.Checksum read only for each method List of the

3.2. Remote control commands 794 Basic Titrino 112 3.2.2.55. Config.Aux.DevName up to 8 ASCII characters Name of the instrument for connections

3.2 Remote control commands 794 Basic Titrino 113 3.2.2.61. SmplData.ONSilo.Counter.MaxLines read only SmplData.ONSilo.Counter.FirstLine read only

3.2. Remote control commands 794 Basic Titrino 114 Silo lines are not deleted when they are worked off. Assigned results are stored as C24 and C2

3.2 Remote control commands 794 Basic Titrino 115 Calibration data can be entered. They are accepted with &Info.CalibrationData $G. If calibrati

2.3. Text input 794 Basic Titrino 8 2.3 Text input <USER METH> <USER METH> <ENTER> <CLEAR> <<>

3.2. Remote control commands 794 Basic Titrino 116 C40: Initial measured value in pH "5.12", mV (with U and Ipol) "41", µA

3.2 Remote control commands 794 Basic Titrino 117 C24.Value: Value "2.222" C24.Unit: Unit of the assigned value "%" C26.ActN:

3.2. Remote control commands 794 Basic Titrino 118 3.2.2.79. Info.ActualInfo.Titrator.CyclNo read only Info.ActualInfo.Titrator.V read only Inf

3.2 Remote control commands 794 Basic Titrino 119 3.2.2.82. Info.Assembly.CycleTime read only Info.Assembly.ExV read only Inquiries regarding bas

3.2. Remote control commands 794 Basic Titrino 120 Assembly.Outputs.SetLines $G Assembly.Outputs.SetLines.L0 active, inactive, pulse, OFF up

3.2 Remote control commands 794 Basic Titrino 121 Setup.Lock.UserMeth.Recall ON, OFF Setup.Lock.UserMeth.Store ON, OFF Setup.Lock.UserMeth.Delete

3.2. Remote control commands 794 Basic Titrino 122 The cycle number is set to 0 on switching on the instrument and it is always incremented as

3.2 Remote control commands 794 Basic Titrino 123 .P PowerOn: Simulation of power on (3.2.2.99). Not from mains. Messages from node .T, Titrator: .

3.2. Remote control commands 794 Basic Titrino 124 .Right: Relative specification of the width of the output medium (e.g. pa-per width) for the

3.3 Properties of the RS 232 Interface 794 Basic Titrino 125 3.3 Properties of the RS 232 Interface Data Transfer Protocol The Titrino is configu

2.4 Tutorial 794 Basic Titrino 9 2.4 Tutorial This short operating course teaches you to work quick and efficient with the 794 Basic Titrino, by mea

3.3 Properties of the RS 232 Interface 794 Basic Titrino 126 Titrino as Receiver : Titrino as Sender : Software-Hands

3.3 Properties of the RS 232 Interface 794 Basic Titrino 127 Titrino as Receiver : Titrino as Sender: Titrino transmissi

3.3 Properties of the RS 232 Interface 794 Basic Titrino 128 Titrino as Sender: The data flow can be interrupted by deactivating the C

3.3 Properties of the RS 232 Interface 794 Basic Titrino 129 3.3.2 Pin Assignment RS232C Interface Transmitted Data (TxD). If no data are tra

3.3 Properties of the RS 232 Interface 794 Basic Titrino 130 Contact arrangement at plug (female) for RS 232C socket (male) View of so

3.3 Properties of the RS 232 Interface 794 Basic Titrino 131 3.3.3 What can you do if the data transfer does not work? Problem Questions for reme

4.1 Error and special messages 794 Basic Titrino 133 4 Error messages, Troubleshooting Data transfer inoperative See measures on page 131. 4.1 Err

4.1. Error and special messages 794 Basic Titrino 134 no method The method required by the sample data from the silo memory or in a TIP sequence

4.1 Error and special messages 794 Basic Titrino 135 stop V reached The determination has been stopped as the stop volume has been reached. system

2.4. Tutorial 794 Basic Titrino 10 <QUIT> <QUIT> Because this inquiry follows no colon ":" the value can't

4.1. Error and special messages 794 Basic Titrino 136 E44 The RS interface parameters are no longer the same for both instruments. E45 The rece

4.2. Diagnosis 794 Basic Titrino 137 4.2 Diagnosis 4.2.1 General The 794 Basic Titrino is a very precise and reliable instrument. Thanks to its rugge

4.2. Diagnosis 794 Basic Titrino 138 4.2.3 Equipment required: − voltage calibrator, e.g. 1.773.0010 Metrohm pH Simulator or 1.767.0010

4.2. Diagnosis 794 Basic Titrino 139 keys test • Press <Enter>. keys testmatrix code • If any key is now pressed (on the 6.2132.080 keypad

4.2. Diagnosis 794 Basic Titrino 140 date/timecylinder code • Press <Enter>. date XX-XX-XX XX:XX:XX code:D0 XX ml activated dosi

4.2. Diagnosis 794 Basic Titrino 141 pot.meter dV/dt  10? • Turn knob ‘dV/dt’ to the right stop and press <Enter>. Test sequence: a) In a

4.2. Diagnosis 794 Basic Titrino 142 Input 2 XX mV • Carry out the same measurements as with Input 1. • Press <Clear>. analog input te

4.2. Diagnosis 794 Basic Titrino 143 dummy resistor 14.3kΩ ? • Connect resistor switch-box (or suitable resistor 14.3 kΩ 0.1%) using 3.496.5070 cab

4.2. Diagnosis 794 Basic Titrino 144 I/O-test-connector? • Insert the 3.496.8510 test plug in port B 'Remote'. (Do not switch off ins

4.2. Diagnosis 794 Basic Titrino 145 RS232 test-connector? • Insert the 3.496.8480 test plug in 'RS 232' port. • Press <Enter>

2.4 Tutorial 794 Basic Titrino 11 2.4.2 Development of a method, titration of an acid Selection of the mode <MODE> <ENTER> 4 × &

4.2. Diagnosis 794 Basic Titrino 146 Spindle remains at maximum position. The transit time of the spindle is 20 s. • Measure spindle lifting (

4.3. Initialise and test RAM 794 Basic Titrino 147 4.3 Initialise and test RAM On the odd occasion large disturbing signals (e.g. mains spikes, lig

4.4. Releasing a locked spindle with inserted Exchange Unit 794 Basic Titrino 148 4.4 Releasing a locked spindle with inserted Ex-change Unit •

5.1 Setting up and connecting the instruments 794 Basic Titrino 149 5 Preparations The mains cables supplied with the instrument are three-core and

5.1. Setting up and connecting the instruments 794 Basic Titrino 150 5.1.2 Connection of a printer A variety of printers can be connected to the

5.1 Setting up and connecting the instruments 794 Basic Titrino 151 5.1.3 Connection of a balance The following balances can be connected to the RS

5.1. Setting up and connecting the instruments 794 Basic Titrino 152 The weight is transferred as a number with up to 6 digits, sign and decimal

5.1 Setting up and connecting the instruments 794 Basic Titrino 153 5.1.5 Connection of a recorder The recorder is connected to the analog output o

5.1. Setting up and connecting the instruments 794 Basic Titrino 154 5.1.6 Connection of a computer Preselections on the Titrino:

5.2 Connection of electrodes, preparing titration vessel 794 Basic Titrino 155 5.2 Connection of electrodes, preparing titration ves-sel Ref Conn

2.4. Tutorial 794 Basic Titrino 12 If more than one equivalence point has been found, the others can be viewed with <ENTER>. Calculation o

5.2. Connection of electrodes, preparing titration vessel 794 Basic Titrino 156 Practical tips • Glass electrodes should be preconditioned in t

5.2 Connection of electrodes, preparing titration vessel 794 Basic Titrino 157 Setting up the titration vessel The titration vessel is set up as sh

6.1. Technical specifications 794 Basic Titrino 158 6 Appendix 6.1 Technical specifications Modes DET: Dynamic Equivalence Point Titration

6.1 Technical specifications 794 Basic Titrino 159 Display LCD, 2 lines of 24 characters each Height of characters 5 mm LED back-lit Internal m

6.1. Technical specifications 794 Basic Titrino 160 Mains connection Voltage 100, 117, 220/230, 240 V (switchable) Frequency 50 ... 60 Hz

6.2 Pin assignment of the "Remote" socket 794 Basic Titrino 161 6.2 Pin assignment of the "Remote" socket external Function

6.2. Pin assignment of the "Remote" socket 794 Basic Titrino 162 Outputs pin 17 (Output 3) pin 3 (Output 4) pin

6.2 Pin assignment of the "Remote" socket 794 Basic Titrino 163 6.2.1 Lines of the "Remote" socket during the titration

6.2. Pin assignment of the "Remote" socket 794 Basic Titrino 164 6.2.2 Possible configurations of the activate pulse in SET and CAL

6.3 User methods 794 Basic Titrino 165 6.3 User methods 6.3.1 General The methods are stored in the user memory ready for use. They can be loaded,

2.4 Tutorial 794 Basic Titrino 13 Entry of the calculation constants <C-FMLA> • Press <C-FMLA>. The constants which have been used

6.3. User methods 794 Basic Titrino 166 6.3.2 "Titer_pH" The titer is calculated as a factor without di-mension out of 5 determination

6.3 User methods 794 Basic Titrino 167 6.3.3 "Blank" Treat the "blank sample" in the same way as you treat your real samples. C

6.3. User methods 794 Basic Titrino 168 6.3.4 "Chloride" Electrode: 6.0430.100 Ag-Titrode at measuring input 1. Titrant: c(AgNO3) = 0

6.3 User methods 794 Basic Titrino 169 6.3.5 "TAN-TBN" Determination of the acid number according to ASTM D 5664-95 resp. of the base numb

6.3. User methods 794 Basic Titrino 170 6.3.6 "Diazo" Diazotation of sulfonamides and primary amines. Electrode: 6.0341.100 Pt-Titrod

6.3 User methods 794 Basic Titrino 171 6.3.7 "Br-Index" Determination of the bromine index in petro-leum hydrocarbons according to ASTM D

6.3. User methods 794 Basic Titrino 172 6.3.8 "Sapon.No" Determination of the saponification number of edible oils and fats. Electro

6.3 User methods 794 Basic Titrino 173 6.3.9 "Ca-Mg" Determination of the hardness of drinking wa-ter Electrode: 6.0504.100 Ca electrode

6.3. User methods 794 Basic Titrino 174 6.3.10 "EDTA-NTA" EDTA und NTA in detergents. Electrode: 6.0502.140 Cu electrode and 6.0726.1

6.3 User methods 794 Basic Titrino 175 6.3.11 "Metals" The following metals can be detected according to this method: buffer solution

2.4. Tutorial 794 Basic Titrino 14 If you have a printer connected, you probably wish to have the curve and a result report printed out automatic

6.3. User methods 794 Basic Titrino 176 6.3.12 "Perox.No" Determinationof the peroxid number of edible oil sand fats. Electrode: 6.04

6.3 User methods 794 Basic Titrino 177 6.3.13 "FormolNo"" Determination of the formaldehyde number in fruit juices. TIP method with

6.3. User methods 794 Basic Titrino 178 Form.Det Determination of the sample. - Transfer of the en

6.3 User methods 794 Basic Titrino 179 FormolNo TIP sequence - Start Form.Pre - Activation of Dosimat - Reaction time - Start Form.Det

6.3. User methods 794 Basic Titrino 180 6.3.14 "P2O5Fert"" Determination of P2O5 in fertilizer. TIP method with submethods "

6.3 User methods 794 Basic Titrino 181 - Excess of dispensed titrant is determined.. - Transfer of the determined excess of titrant t

6.3. User methods 794 Basic Titrino 182 P2O5Fert TIP sequence - Start P2O5-1 - Activaton of Dosimaten - Waiting time - Start P2O5-2

6.4 Validation / GLP 794 Basic Titrino 183 6.4 Validation / GLP GLP (Good Laboratory Practice) requires the periodic validation of the analytical i

6.5. Warranty and conformity 794 Basic Titrino 184 6.5 Warranty and conformity 6.5.1 Warranty The warranty regarding our products is limited to

6.5 Warranty and conformity 794 Basic Titrino 185 6.5.2 EU Declaration of conformity EU Declaration of Conformity The METROHM AG company, Herisa

2.4 Tutorial 794 Basic Titrino 15 So that you do not have to stop your titration manually each time, let us add a stop crite-rion for the titration.

6.5. Warranty and conformity 794 Basic Titrino 186 6.5.3 Certificate of Conformity and System Validation Certificate of Conformity and System Va

6.6 Scope of delivery and ordering designations 794 Basic Titrino 187 6.6 Scope of delivery and ordering designations 794 Basic Titrino ...

6.6. Scope of delivery and ordering designations 794 Basic Titrino 188 Titration equipment Titration vessel, volumes 1... 50 mL ...

6.6 Scope of delivery and ordering designations 794 Basic Titrino 189 Balances Cable Sartorius – balances MP8, MC1 (9/25 pins) ...

Index 794 Basic Titrino 190 Index Keys are marked with < >, display texts are in bold characters and pages concerning the green part are pr

Index 794 Basic Titrino 191 E Earthing ...5 edit silo lines...

Index 794 Basic Titrino 192 meas.mode: ... 50 meas.pt list overflow ... 133 me

Index 794 Basic Titrino 193 S same buffer ...134 Sample data ...

Index 794 Basic Titrino 194 User methods... 66, 165ff V V step... 26

2.4. Tutorial 794 Basic Titrino 16 2.4.3 Storage and loading of methods Now store the method you have just developed in the method memory. Stor

2.4 Tutorial 794 Basic Titrino 17 2.4.4 pH calibration pH calibrations are not a requirement for pH titrations, when the equivalence point is de-term

2.4. Tutorial 794 Basic Titrino 18 2.4.5 Statistics, acid capacity of drinking water Let us now determine the acid capacity of drinking water.

2.4 Tutorial 794 Basic Titrino 19 If the titration runs too slow or too fast, you can change the control parameters during the titration. If you wish

2.4. Tutorial 794 Basic Titrino 20 After the second titration you receive a printout with statistics calculations: If you have no print

2.4 Tutorial 794 Basic Titrino 21 You can now decide which of the results is an "outlier". You can delete it from the statistics calculatio

2.5. Configuration, key <CONFIG> 794 Basic Titrino 22 2.5 Configuration, key <CONFIG> Key <CONFIG> serves to enter

2.5 Configuration, key <CONFIG> 794 Basic Titrino 23 >auxiliaries dialog: english date 2001-01-03 time

2.6. Selection of the mode, key <MODE> 794 Basic Titrino 24 >common variables C30 0.0 etc. Values of the commo

2.6 Selection of the mode, key <MODE> 794 Basic Titrino 25 Overview of the titration modes DET Dynamic Equivalence point Titration MET Monot

Table of contens 794 Basic Titrino Table of contents 1 Introduction...

2.7. Parameters, key <PARAM> 794 Basic Titrino 26 2.7 Parameters, key <PARAM> The key <PARAM> is used for the entry o

2.7 Parameters, key <PARAM> 794 Basic Titrino 27 titr.rate max. ml/min **titr. signal drift 50 mV/min **titr.

2.7. Parameters, key <PARAM> 794 Basic Titrino 28 pause 0 s **titr. meas.input: 1 I(pol)

2.7 Parameters, key <PARAM> 794 Basic Titrino 29 stop EP 9 **titr. filling rate max. ml/min **titr. Stop after a

2.7. Parameters, key <PARAM> 794 Basic Titrino 30 low lim.1 pH -20.00 up lim.1 pH 20.00 fix EP1

2.7 Parameters, key <PARAM> 794 Basic Titrino 31 Titration sequence of DET and MET After the start, the activate pulse is outputted. The s

2.7. Parameters, key <PARAM> 794 Basic Titrino 32 Reagent feeding and EP evaluation of DET The reagent feeding of DET is similar to the co

2.7 Parameters, key <PARAM> 794 Basic Titrino 33 Reagent feeding and EP evaluation of MET In monotonic titrations, the volume increment is co

2.7. Parameters, key <PARAM> 794 Basic Titrino 34 EP recognition criteria for DET and MET The parameter "EP recognition" offers

2.7 Parameters, key <PARAM> 794 Basic Titrino 35 Fix EP's Fix EP's allow determination of the associated volume value for every inp

Table of contents 794 Basic Titrino 4 Error messages, Troubleshooting...133 4.1

2.7. Parameters, key <PARAM> 794 Basic Titrino 36 2.7.2 Parameters for SET SET1, SET2: Control parameters for EP1 and EP2. titra

2.7 Parameters, key <PARAM> 794 Basic Titrino 37 min.rate 25.0 µl/min **titr. stop crit: drift **titr. stop dr

2.7. Parameters, key <PARAM> 794 Basic Titrino 38 pause 0 s **titr. meas.input: 1 I(po

2.7 Parameters, key <PARAM> 794 Basic Titrino 39 >stop conditions stop V: abs. **titr. stop V 99.9

2.7. Parameters, key <PARAM> 794 Basic Titrino 40 >preselections conditioning: OFF display drift: ON c

2.7 Parameters, key <PARAM> 794 Basic Titrino 41 Titration sequence of SET After the start, the activate pulse is outputted. The start dela

2.7. Parameters, key <PARAM> 794 Basic Titrino 42 Control parameters The control parameters can be set separately for each end point. Opti

2.7 Parameters, key <PARAM> 794 Basic Titrino 43 Relation between the stop criteria "time" and "drift" The stop criterio

2.7. Parameters, key <PARAM> 794 Basic Titrino 44 If you have entered the endpoint and the control range (dynamics), the default values for

2.7 Parameters, key <PARAM> 794 Basic Titrino 45 2.7.3 Parameters for MEAS measuring parameters determine the measurement. statistics

1.1 Instrument description 794 Basic Titrino 1 1 Introduction 1.1 Instrument description The 794 Basic Titrino is an all-purpose titrator. Titratio

2.7. Parameters, key <PARAM> 794 Basic Titrino 46 temperature 25.0 °C performed. Temperature (-170.0...500.0 °C) Temperature is

2.7 Parameters, key <PARAM> 794 Basic Titrino 47 2.7.4 Parameters for CAL calibration parameters determine the calibration procedure.

2.7. Parameters, key <PARAM> 794 Basic Titrino 48 activate pulse: OFF Calibration temperature and pH values of the buffers (

2.7 Parameters, key <PARAM> 794 Basic Titrino 49 Calibration sequence After the start, the activate pulse is output. The start delay time

2.7. Parameters, key <PARAM> 794 Basic Titrino 50 2.7.5 Parameters for TIP In TIP, several commands and methods can be linked to make a ti

2.7 Parameters, key <PARAM> 794 Basic Titrino 51 I(pol) 1 µA U(pol) 400 mV electrode test: OFF

2.8. Result calculations 794 Basic Titrino 52 2.8 Result calculations Formula entry, key <DEF> Key <DEF> contains various inqui

2.8 Result calculations 794 Basic Titrino 53 RS1 text RS1 RS1 decimal places 2 RS1 unit: % Text for resul

2.8. Result calculations 794 Basic Titrino 54 Input method specific operands C01...C19, key <C-FMLA> With <C-FMLA> the operands C

2.9 Statistics calculation 794 Basic Titrino 55 2.9 Statistics calculation Mean values, absolute and relative standard deviations are calculated.

1.2 Controls and parts 794 Basic Titrino 2 1.2 Controls and parts Front view of instrument:

2.9. Statistics calculation 794 Basic Titrino 56 How do you obtain statistics calculations? 1) Enter the allocations for the statistics calculati

2.10 Common variables 794 Basic Titrino 57 2.10 Common variables Common variables are used for: • Determination of a titer with a method. This tite

2.11. Data output 794 Basic Titrino 58 2.11 Data output Reports for the output at the end of a determination With <DEF>, the rep

2.11 Data output 794 Basic Titrino 59 Original reports which are put out automatically at the end of the titration can be printed with recalculated

2.11. Data output 794 Basic Titrino 60 Additional possibilities for report outputs In addition to the reports which are printed at the end of the

2.11 Data output 794 Basic Titrino 61 Result display without printer Results can also be viewed in the display. With <SELECT> key, the appropr

2.12. TIP, Titration procedure 794 Basic Titrino 62 2.12 TIP, Titration procedure TIP (Titration Procedure) is used to link several commands in a

2.12 TIP, Titration procedure 794 Basic Titrino 63 Information for the commands (steps): Command Meaning Input range method Method from the user m

2.12. TIP, Titration procedure 794 Basic Titrino 64 Sequence of TIP As there is no preset sequence of TIP, in what follows the procedure is illust

2.12 TIP, Titration procedure 794 Basic Titrino 65 Preparation of submethods for use in TIP All titration data, i.e. curves and lists of measured p

1.2 Controls and parts 794 Basic Titrino 3 1 Exchange Unit 2 Display 3 Setting of display contrast 4 Controls the dosing rate during manual do

2.13. Method memory, keys <USER METH> 794 Basic Titrino 66 2.13 Method memory, keys <USER METH> Management of the internal

2.13 Method memory, keys <USER METH> 794 Basic Titrino 67 The contents of the method memory can be printed with the key sequence <PRINT>

2.14. Calibration data, key <CAL.DATA> 794 Basic Titrino 68 2.14 Calibration data, key <CAL.DATA> With <CAL.DATA>, th

2.15 Current sample data, key <SMPL DATA> 794 Basic Titrino 69 2.15 Current sample data, key <SMPL DATA> The key <SMPL DATA>

2.16. Silo memory for sample data 794 Basic Titrino 70 2.16 Silo memory for sample data In the silo memory or pushup storage, sample data (method,

2.16 Silo memory for sample data 794 Basic Titrino 71 Key <SMPL DATA> with the silo memory switched on Sample data can be entered into

2.16. Silo memory for sample data 794 Basic Titrino 72 >delete all silo lines delete all: no Delete all silo lines Confirmat

2.17 Storing determination results and silo calculations 794 Basic Titrino 73 2.17 Storing determination results and silo calculations 2.17.1 Stori

2.17. Storing determination results and silo calculations 794 Basic Titrino 74 After several samples have been processed, the silo memory report c

2.17 Storing determination results and silo calculations 794 Basic Titrino 75 Starting from the following silo report: * * * with "

1.2 Controls and parts 794 Basic Titrino 4 Rear view of instrument:

2.17. Storing determination results and silo calculations 794 Basic Titrino 76 • Calculations and assignments are carried out in the following or

3.1 General rules 794 Basic Titrino 77 3 Operation via RS232 Interface 3.1 General rules The Titrino has an extensive remote control facility that

3.1. General rules 794 Basic Titrino 78 3.1.1 Call up of objects An excerpt from the object tree is represented below: Language ProgAuxConfig&am

3.1 General rules 794 Basic Titrino 79 3.1.2 Triggers Triggers initiate an action on the Titrino, for example, starting a process or sending data. T

3.1. General rules 794 Basic Titrino 80 3.1.3 Status messages In order to have an efficient control by an external control device, it must also b

3.1 General rules 794 Basic Titrino 81 .Req.Buf2: Instrument in the CAL mode, requesting pH of buffer 2. .Meas.Buf2: Instrument in the CAL m

3.1. General rules 794 Basic Titrino 82 3.1.4 Error messages Error messages are added to the status messages and separated from them by the sign

3.1 General rules 794 Basic Titrino 83 RS send errors: E40 DSR=OFF No proper handshake for more than 1 s. Exit: <QUIT> Is the receiver swit

3.1. General rules 794 Basic Titrino 84 E133 Silo full. Exit: Send new command. E134 No method. A method, which is required from the silo memo

3.2 Remote control commands 794 Basic Titrino 85 3.2 Remote control commands 3.2.1 Overview The internal object tree can be divided into the follo

1.2 Controls and parts 794 Basic Titrino 5 6 RS232 interface for the connection of printer, balance or a computer 7 Remote lines (input/output) fo

3.2. Remote control commands 794 Basic Titrino 86 &Mode Object Description Input range Reference & Root ├ Mode Mode $G, $S, $H,

3.2 Remote control commands 794 Basic Titrino 87 *Parameter Tree part "Parameters for DET" ├ .TitrPara Titration parameters │ ├ .

3.2. Remote control commands 794 Basic Titrino 88 *Parameter Tree part "Parameters for MET" ├ .TitrPara Titration parameters │

3.2 Remote control commands 794 Basic Titrino 89 *Parameter Tree part "Parameters for SET" ├ .SET1 Control parameters for EP1 │

3.2. Remote control commands 794 Basic Titrino 90 *Parameter Tree part "Parameters for MEAS" ├ .Measuring Measuring parameters │

3.2 Remote control commands 794 Basic Titrino 91 *Parameter Tree part "Parameters for TIP" ├ .Sequence Sequence │ ├ .1 Step 1

3.2. Remote control commands 794 Basic Titrino 92 &UserMeth Object Description Input range Reference & Root : ├ UserMeth Method mem

3.2 Remote control commands 794 Basic Titrino 93 &Config Object Description Input range Reference & Root : ├ Config Instrument conf

3.2. Remote control commands 794 Basic Titrino 94 &SmplData Object Description Input range Reference & Root : ├ SmplData Sample da

3.2 Remote control commands 794 Basic Titrino 95 &Info Object Description Input range Reference & Root : ├ Info Current data :