Metrohm 785 DMP Titrino Instructions For Use Manual
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Metrohm 785 DMP Titrino Instructions For Use Manual

Metrohm 785 DMP Titrino Instructions For Use Manual

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CH-9101 Herisau/Switzerland
Tel.
+41 71 353 85 85
Fax
+41 71 353 89 01
CompuServe
Internet
http://www.metrohm.com
100031,3703
8.785.1003
785 DMP Titrino
Instructions for Use
99.07 Ti

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  • Page 1 CH-9101 Herisau/Switzerland Tel. +41 71 353 85 85 +41 71 353 89 01 CompuServe 100031,3703 Internet http://www.metrohm.com 785 DMP Titrino Instructions for Use 8.785.1003 99.07 Ti...

  • Page 2: Table Of Contents

    3.2.2 Description of the remote control commands............ 97 3.3 Properties of the RS 232 Interface ................126 3.3.1 Handshake ......................126 3.3.2 Pin Assignment....................129 3.3.3 What can you do if the data transfer does not work?........131 785 DMP Titrino...
  • Page 3 6.3.3 Maintenance and adjustment of the Titrino ............168 6.4 Warranty and certificates..................169 6.4.1 Warranty ......................169 6.4.2 Certificate of Conformity and System Validation ..........170 6.5 Scope of delivery and ordering designations............172 Index ........................175 785 DMP Titrino...

  • Page 4: Overview

    Front view of instrument: Rear view of instrument: Remote 1.785 RS 232 Ind I Ind II 100 - 240 V f = 50 - 60 Hz S = 15 W Pt 100/1000 Key- board Made by Metrohm Herisau Switzerland 785 DMP Titrino...
  • Page 5 (calculation of mean and standard deviation) is "SILO" Lamp is on when silo memory (for sample data) is on. Setting of display contrast Controls the dosing rate during manual dosing with <DOS> and subsequent filling Opening for the memory card 785 DMP Titrino...
  • Page 6 With power supplies where the voltage is subject to severe HF distur- bances, the Titrino should be operated via an additional power filter, e.g. Metrohm 615 model. Connection for stirrer 728 Magnetic Stirrer, 722 Rod Stirrer, 703 or 727 Ti Stand Supply voltage: 10 VDC (I ≤...

  • Page 7: Manual Operation

    Clears values, set special values. ENTER Stores values. STOP Stops methods. QUIT Quits inquiries, waiting times, printing. START Starts methods. The third functions (inscriptions in the triangle) on the keys of the keypad are used for formula entry, see page 38. 785 DMP Titrino...

  • Page 8: Principle Of Data Input

    If you press <QUIT> once more you quit the in- >auxiliaries >RS232 settings COM1 quiries in "configuration" altogether. >RS232 settings COM2 >common variables • If you can scroll, ↓ or ↑ appear in the right lower or upper corner of the display. 785 DMP Titrino...

  • Page 9: Text Input

    2. Open the text writing mode directly: Press key <ABC>. 3. <CLEAR> now deletes the characters one by one or you can add additional characters. 4. If your text is complete, leave the text writing mode with <QUIT> and confirm the text with <ENTER>. 785 DMP Titrino...

  • Page 10: Configuration, Key

    If "on" has been set: meas.input: Measuring input (1, 2, diff.) time interval Time interval for validation (1...9999 d) time counter Time counter (0...9999 d) Counts the number of days since the last time the counter was reset. 785 DMP Titrino...
  • Page 11 For SET with conditioning the stirrer will be switched off in the inactive state. In the modes MEAS, CAL, and TIP the stirrer is not switched automatically. For stirrer control the red switch on the stirrer unit must be ON. 785 DMP Titrino...
  • Page 12 Delay time after start of methods. Abort start delay time with <QUIT>. Type of result display at the end of the determination result display: bold (bold, standard) bold: The calculated results are displayed in bold characters. standard: Displays the whole information, e.g. results, endpoints, messages etc. 785 DMP Titrino...
  • Page 13 Handshake (HWs, SWline, SWchar, none) handshake: see page 126. Values of the common variables >common variables Common variables C30...C39 (0.. ± 999 999) The values of all common variables are displayed. For etc. creating of common variables see page 43. 785 DMP Titrino...
  • Page 14 "ON" means that the corresponding function is not accessible anymore. <configuration>: The corresponding key is locked. <parameters>: <smpl data>: The corresponding function in the internal method recall method: memory of the Titrino is locked. store method: delete method: 785 DMP Titrino...
  • Page 15 1 is greatest width. If you set 1 you may loose the label at the right margin. Length (0.01...1.00) length Volume axis Curve length per cylinder volume 0.01 100 cm 10 cm 2 cm 1 cm Time axis: Curve length 0.01 100 cm 10 cm 2 cm 1 cm 785 DMP Titrino...

  • Page 16: Selection Of The Mode, Key

    TIP is an empty "shell". The TIP sequence has to be defined with <DEF>, see page 49. You will find a survey of the modes in the short Instructions for use, page 10. 785 DMP Titrino...

  • Page 17: Parameters, Key

    Size of volume increment (0...9.999 mL) V step 0.10 ml Dosing step. Small volume increments are needed to determine blank values or to assure accuracy with highly unsymmetrical curves. Selection of size of the increment, see page 20. 785 DMP Titrino...
  • Page 18 Dosing rate for start volume (0.01...150 mL/min, max.) **titr. <CLEAR> sets "max.". Maximum rate depends on the Exchange Unit: Exchange Unit max. 5 mL 15 mL/min 10 mL 30 mL/min 20 mL 60 mL/min 50 mL 150 mL/min 785 DMP Titrino...
  • Page 19 Stop at measured value (input range dependent on stop pH measured variable: **titr. 0... ± 20.00, OFF U, Ipol: 0... ± 2000 mV, OFF 0... ± 200.0 uA, OFF) Upol: <CLEAR> sets "OFF". "OFF" means that the criterion is not monitored. 785 DMP Titrino...
  • Page 20 The equivalence point numbering is defined with the windows, see page 22. Window inquiries continue until the lower limit is set to "OFF". Up to 9 possible windows. Always set both limits to ≠ OFF for a valid window. 785 DMP Titrino...
  • Page 21 Lower limit for sample size (0.0...999 999) low lim. Upper limit for sample size (0.0...999 999) up lim. 999999 Pulse output on I/O line "activate" (L6, pin 1) of the activate pulse: remote socket (ON, OFF) see page 166. 785 DMP Titrino...
  • Page 22 The titration is terminated according to the first criterion Stop conditions which is met. (Stirrer OFF) The stirrer is switched off. Calculations Evaluations and calculations are carried out. Data are outputted. Data output 785 DMP Titrino...
  • Page 23 The standard value of 10.0 uL is suitable for most cases. The EP's are evaluated according to a special METROHM procedure which is so sensitive that even weak equivalence points are determined correctly. Equivalence Point Criteria.
  • Page 24 This can produce "ghost EP's"! The EP's are localized with an algorithm which is based on Fortuin and has been adapted by METROHM for numeric procedures. (METROHM Bulletin 2, No. 10, 1971). Here, the greatest change in the measured value is sought (∆...
  • Page 25 1 EP1, the second is not recognized. EP1 is marked as EP1 + to indicate EP window 1 that more than one EP has been found in the window EP 1 lower lim. 1 V/ml 785 DMP Titrino...
  • Page 26 A start volume must be smaller than half of the equivalence point volume of the first EP. The pK/HNP values are available for calculation as C6X. Minimum/maximum evaluation Volumes at minimum or maximum voltage values are extrapolated. These volumes are accessible as variables C49 and C48 resp. and can be used in formulas. 785 DMP Titrino...

  • Page 27: Parameters For Set

    This parameter determines primarily the addition rate outside the control range, see also page 30. The maximum rate depends on the Exchange Unit: Exchange Unit max. 5 mL 15 mL/min 10 mL 30 mL/min 20 mL 60 mL/min 50 mL 150 mL/min 785 DMP Titrino...
  • Page 28 If "abs." is set: start V 0.0 ml Absolute start volume (0...999.99 mL) cond. If "rel." is set: factor Factor for relative start volume (0...±999 999). cond. Calculated as: start V in mL = factor * sample size 785 DMP Titrino...
  • Page 29 Temperature is measured at the start of the titration if a cond. T sensor is connected. The value is used for temperature compensation in pH titrations. Time interval (1...999 999 s) time interval Time interval for acquisition of a measured value into cond. the measuring point list. 785 DMP Titrino...
  • Page 30 0.0 ul/min cond. Request of identifications after start of titration (id1, req.ident: id1&2, all, OFF) cond. After start, sample identifications can be requested automatically: Only id1, id1 & id2, all three id's or no inquiries. 785 DMP Titrino...
  • Page 31 Upper limit for sample size (0.0...999 999) up lim. 999999 cond. Pulse output on I/O line 6 (L6, pin 1) of the remote activate pulse: socket (first, all, cond., OFF) cond. see page 167. 785 DMP Titrino...
  • Page 32 (Stirrer OFF) The stirrer is switched off when there is no conditioning. Calculations Calculations are carried out. Data output Data are outputted. (Reconditioning) Conditioning is carried out. 785 DMP Titrino...
  • Page 33 You can get an initial, good approximation for the start of the control range from the intersection point of the tangents: "steep curves" "flat curves" U/mV U/mV Control range Control range V/ml V/ml 785 DMP Titrino...
  • Page 34 5 uL (50 ml) 60 uL/min 30 uL/min 15 uL/min Same t(delay) with a range of extremely small volume increments means different switch- off points. In case the stop criterion "drift" is used, the stopping point remains the same. 785 DMP Titrino...
  • Page 35 • Set higher "min.rate". Titration time is too long. • Set higher "max.rate". • Lower "dynamics". • Set "min.rate" lower. Scatter in titration results is too great. 785 DMP Titrino...

  • Page 36: Parameters For Meas

    (-1270...1270 mV, in steps of 10 U(pol) 400 mV is inquired. Electrode test (OFF, ON) electrode test: Test for polarized electrodes. Performed on changeover from the inactive standby mode to a measurement. "OFF" means that the test is not performed. 785 DMP Titrino...
  • Page 37 Lower limit for sample size (0.0...999 999) low lim. Upper limit for sample size (0.0...999 999) up lim. 999999 Pulse output on line "activate" (L6, pin 1) of the remote activate pulse: socket (ON, OFF) see page 166. 785 DMP Titrino...

  • Page 38: Parameters For Cal

    If drift and time are both set to "OFF", the measured value acquisition is immediate. Electrode identification (up to 8 characters). electr.id Calibration with sample changer (ON, OFF) sample changer cal: In calibrations with a sample changer, there are no 785 DMP Titrino...
  • Page 39 Data are output. The calibration data are available for calculation: C46: pHas C47: Electrode slope Calibration data can be viewed at any time with the <CAL.DATA> key and the calibration report printed out using the key sequence <PRINT><CAL.DATA><ENTER>. 785 DMP Titrino...

  • Page 40: Parameters For Tip

    "OFF" means that the test is not performed. Temperature (-170.0...500.0 °C) Temperature for pH compensation. Its value has to be temperature 25.0 °C entered manually even if a T sensor is connected. 785 DMP Titrino...

  • Page 41: Result Calculations

    • To delete a complete formula press <CLEAR> repeatedly until only RSX remains in the display. Confirm with <ENTER>. If a formula is stored with <ENTER>, result text, number of decimals and result unit will be requested: 785 DMP Titrino...
  • Page 42 Volume value at maximum voltage in the curve (no evaluation in CAL and TIP). Volume value at minimum voltage in the curve (no evaluation in CAL and TIP). C51...C59 Fix EP for DET and MET. C61...C69 pK/HNP values for DET and MET. C70...C79 Temporary variables for calculations in TIP. 785 DMP Titrino...
  • Page 43 For the calculation, the operands are used, which were introduced in the formula. The inputs method specific and are store in method memory. The calculation report can be printed with the key sequence <PRINT><←/→> (press keys repeatedly until "calc" appears in the display) <ENTER> 785 DMP Titrino...

  • Page 44: Statistics Calculation

    "delete n": Deletion of single results with the index n. "delete all": The entire table is deleted. Delete data from sample number n (1...20) The deleted result is removed from the statistics calculation. delete 785 DMP Titrino...
  • Page 45 • On method change, the old statistics table is cleared and the statistics instructions of the new method followed. • Old results in the statistics table can be deleted with "delete all" (<PARAM>, ">statistics", "res.tab:"). 785 DMP Titrino...

  • Page 46: Common Variables

    Results (RSX), endpoints (EPX), variables (CXX), and means (MNX) can be assigned. The values of the common variables remain in force for C39= all methods until they are overwritten or deleted. They can be viewed under the <CONFIG> key. Delete allocation with <CLEAR>+<ENTER>. 785 DMP Titrino...

  • Page 47: Data Output

    Report with formulas and operands. calib Calibration data. Form feed on printer. Original reports which are put out automatically at the end of the titration can be printed with recalculated values at any time. Key sequence: <PRINT><REPORTS><ENTER>. 785 DMP Titrino...
  • Page 48 2.10 Data output Original reports have double dashes ==== at the end, whereas recalculations are marked by single dashes ----. Report outputs can be stopped with <QUIT>. Example of reports: Full result report 785 DMP Titrino 0P1/101 785.0010 date 1999-06-27 time...
  • Page 49 If you work without printer, we recommend to work with the standard character set for result display (settings in key <CONFIG>, ">auxiliaries", see page 10). You will get the complete information on your determinations: Calculated results, endpoints, messages etc. 785 DMP Titrino...

  • Page 50: Display Of The Titration Curve

    If you place the cursor in DET and MET curves onto the EP, the data of this EP are also shown. • The EP number and its ERC (Endpoint Recognition Criterion). • The EP volume. 785 DMP Titrino...

  • Page 51: User Name, Key

    If no operator name is to be printed out the operator "blank" can be selected. Delete user name >delete Enter the name directly or select it with the keys <←> name: and <→>. <ENTER> will delete the name from the list of user names. 785 DMP Titrino...

  • Page 52: Tip, Titration Procedure

    Confirm the step with <ENTER> and enter the parameter for the selected step, see below. The request for the second step follows etc. Up to 30 2 x <QUIT> steps can be selected. On completion of the sequence definition, exit the inquiry with <QUIT>. 785 DMP Titrino...
  • Page 53 In TIP the stirrer is not switched automatically in the submethods. At the end of TIP the stirrer is switched off (if stirrer control is ON). The parameters of the sequence can be viewed and changed at any time under the <PARAM> key. 785 DMP Titrino...
  • Page 54 (with <START>, <QUIT> or <ENTER>). TIP calculations TIP higher-level calculations are carried out. TIP data output Data output in TIP (TIP contains no more deter- mination data, i.e. curves must be put out within the submethods). 785 DMP Titrino...
  • Page 55 In TIP calculations variables C7X from different submethods can be used, formula entry see page 38. Note: We recommend to execute the calculations in TIP, as they can only be recalculated "dryly" in TIP itself, e.g. with a different sample size. 785 DMP Titrino...

  • Page 56: Method Memory, Keys And

    For safety, you are again asked if you really wish to delete the method. With <ENTER> it is deleted, with <QUIT> you return to the working memory. If a method name is entered which is not found in the method memory, the selected value blinks. 785 DMP Titrino...
  • Page 57 Document your methods (e.g. parameter report, def. report and C-fmla report)! With a PC and the 6.6008.XXX Vesuv program, you should carry out a complete method backup from time to time. Making the backup on the card, pay attention of the exchange date of the battery! 785 DMP Titrino...

  • Page 58: Key

    >delete method directory of the card. Change, create, delete directory >change directory >create directory If a directory is deleted, it is deleted together with all its >delete directory methods. (directory name with up to 10 characters) dir.name: 785 DMP Titrino...
  • Page 59 • Methods can be stored in different directories, e.g. in directories depending on the sample type or the user. • The card can be used as an extended memory. • You will find many application methods on the application card 6.6036.000. 785 DMP Titrino...
  • Page 60 • Methods of the whole card: key sequence <PRINT><←/→><ENTER>; press the cursor keys repeatedly until "card" appears in the display. Ordering designations Memory card with 128 Kbytes memory space..........6.2245.010 Application card with application file ............6.6036.000 785 DMP Titrino...

  • Page 61: Calibration Data, Key

    If an electrode identification has been entered in the CAL mode, it is automatically entered after the calibration. The calibration report with the current measuring input data can be printed at any time with the key sequence <PRINT><CAL.DATA><ENTER>. 785 DMP Titrino...

  • Page 62: Current Sample Data, Key

    Sample size (6-digit number: ±X.XXXXX) smpl size 1.0 g Entry using keypad, via balance or via barcode reader. Unit of sample size (g, mg, ml, ul, pc, no unit or up to 5 smpl unit: characters) Select unit with <←/→>. 785 DMP Titrino...

  • Page 63: Silo Memory For Sample Data

    For mixed operation, manual input of identifications and sample sizes from a balance, the values from the balance are sent into the line in which editing just takes place. Confirmed the data with <ENTER> at the Titrino. 785 DMP Titrino...
  • Page 64 To show that a line has been deleted, they are marked with "*". The symbol * indicates that the line has been deleted. Deleted lines can be reactivated if the appropriate line is re-edited. 785 DMP Titrino...
  • Page 65 Silo memory contains 35 lines. 6 of 35 lines have been processed. Next free line is 36. The processed lines have been copied to the end of the silo memory: your silo is filled up to line 785 DMP Titrino...

  • Page 66: Storing Determination Results And Silo Calculations

    <PRINT><USER METH><ENTER> the number of free bytes is shown.) Result name, value and unit are stored. The memory requirements can be estimated as follows: Result with text (8 characters) and unit (5 characters): 32 bytes Measured value C40, value without unit: 22 bytes 785 DMP Titrino...

  • Page 67: Silo Calculations

    2.17. Storing determination results and silo calculations After several samples have been processed, the silo memory report can have the following appearance (printout with <PRINT><SILO><ENTER>): 785 DMP Titrino 0P1/101 785.0010 date 1999-06-27 time 08:54 >silo cycle lines: save lines: sl method...
  • Page 68 2.17 Storing determination results and silo calculations Starting from the following silo report: 785 DMP Titrino 0P1/101 785.0010 date 1999-06-27 time 08:54 >silo cycle lines: save lines: method id 1/C21 id 2/C22 id 3/C23 11-2 A/12 94-09-12 0.233g 0.142ml/min 98.53%...
  • Page 69 2. Assignment of temporary variables C7X for TIP 3. Calculation of means MNX 4. Assignment of silo results C24 and C25 5. Silo calculations 6. Assignment of means C26 and C27 from silo calculations 7. Assignment of common variables C3X 785 DMP Titrino...

  • Page 70: Operation Via Rs232 Interface (Green Part)

    Entries which start with $, trigger some- thing. They are thus called triggers. Values of objects can not only be queried, they can also be modified. Values are always entered in quotes, for example: &Config.Aux.Language "english" 785 DMP Titrino...

  • Page 71: Call Up Of Objects

    'Language' at this level: ..L quire n+1 preceding dots. Change from node 'Language' via the root to If you must jump back to the root, enter a pre- node 'Mode': &M ceding &. 785 DMP Titrino...

  • Page 72: Triggers

    Examples: Querying the value of the baud rate: &Config.RSSet.Baud $Q Querying all values of the node "RSSet": &Config.RSSet $Q Querying the path of the node "RSSet": &Config.RSSet $Q.P Start mode: &Mode $G Querying the detailed status: $D 785 DMP Titrino...

  • Page 73: Status Messages

    Instrument at the beginning or at the end of a calibration $G .Mode.CAL .Inac: Instrument in the CAL mode, requesting calibration temperature. .Req.Temp: Instrument in the CAL mode, measuring calibration temperature. .Meas.Temp: Instrument in the CAL mode, requesting pH of buffer 1. .Req.Buf1: 785 DMP Titrino...
  • Page 74 The status conditions of the global $C are identical with the ones of the global status $G. They appear when the process has been restarted actively from the status "Hold" ($C, key <meas/hold> or automatically after elimination of an error). 785 DMP Titrino...
  • Page 75 $S .Mode.XXXX.QuickMeas: The instrument gives the status from which it has been stopped. The detailed status information is therefore identical to for the global status $G. Violation of monitored limits with action "end" give the status message $S.Mode.XXX.Inac;EYYY. 785 DMP Titrino...

  • Page 76: Error Messages

    Exit: Send new command. Value has been corrected automatically. Exit: Send new command. Instrument at the end of the titration and sample data is edited; the instrument at rest or editing during filling. Exit: &m $S. 785 DMP Titrino...
  • Page 77 Exit: The error message disappears on next startup or on recalculation. E128 No new mean. Exit: The error message disappears on next startup or on recalculation. E129 No new common variable, old value remains. Exit: The error message disappears on next startup or on recalculation. 785 DMP Titrino...
  • Page 78 Exit: Send new command. E181 Memory card not formatted. Exit: Send new command. E182 Memory card not accessible. Exit: Send new command. E183 A directory with the same name exists already on the memory card. Exit: Send new command. 785 DMP Titrino...
  • Page 79 Check Remote Box. Remote Box not (properly) connected but activated in &Config.Periph.RemoteBox. Exit: Rectify error and switch Titrino off and on again. E270 Overload in dosing element. Exit: <STOP> then <CLEAR>. The dosing element will be initialized. If the error reappears, check the wet part. 785 DMP Titrino...

  • Page 80: Remote Control Commands

    Administration of the memory card à Config Instrument configuration à SmplData Sample specific data à Hotkey Keys with direct access à Info Current Data à Assembly Component data à Setup Setting the operating mode À Diagnosis Diagnostics program 785 DMP Titrino...
  • Page 81 ³ ³ Ã .C70 for C70 RSX,EPX,CXX 3.2.2.10. ³ ³ Ã up to C79 Ã .CFmla Calculation constants ³ Ã Calculation constant C01 ³ ³ Ã .Value Input of value 0...±999 999 3.2.2.11. ³ Ã up to C19 785 DMP Titrino...
  • Page 82 ³ ³ Ã .Status Status of limit control ON, OFF ditto ³ ³ Ã .LoLim Lower limit 0.0...999 999 ditto ³ ³ Ã .UpLim Upper limit 0.0...999 999 ditto ³ Ã .ActPulse Output of a pulse ON, OFF 3.2.2.27. 785 DMP Titrino...
  • Page 83 ³ ³ Ã .Status Status of limit control ON, OFF ditto ³ ³ Ã .LoLim Lower limit 0.0...999 999 ditto ³ ³ Ã .UpLim Upper limit 0.0...999 999 ditto ³ Ã .ActPulse Output of a pulse ON, OFF 3.2.2.28. 785 DMP Titrino...
  • Page 84 Status of limit control ON, OFF ditto ³ ³ Ã .LoLim Lower limit 0.0...999 999 ditto ³ ³ Ã .UpLim Upper limit 0.0...999 999 ditto ³ Ã .ActPulse Output of a pulse first, all, cond., OFF 3.2.2.28. 785 DMP Titrino...
  • Page 85 Status of statistics calculation ON, OFF 3.2.2.24. ³ Ã .MeanN No.of individual determinations 2...20 ditto ³ Ã .ResTab Result table ³ ³ Ã .Select original,delete n,delete all ditto ³ ³ Ã .DelN Deletion of individual results 1...20 ditto 785 DMP Titrino...
  • Page 86 Measuring input 1, 2, diff. ditto ³ Ã .Ipol Polarization current 0...1...±127 ditto ³ Ã .Upol Polarization voltage 0...400...±1270 ditto ³ Ã .PolElectrTest Test for polarized electrodes ON, OFF ditto ³ Ã .Temp Titration temperature -170.0...25.0...500.0 ditto 785 DMP Titrino...
  • Page 87 ³ ³ à .Quantity Measured quantity read only ditto ³ ³ à .Bytes Method size in bytes read only ditto ³ ³ à .Checksum Checksum of method read only ditto à for each method 785 DMP Titrino...
  • Page 88 ³ ³ ³ Ã .Quantity Measured quantity read only ditto ³ ³ ³ Ã .Bytes Method size in bytes read only ditto ³ ³ ³ Ã .Checksum Checksum of method read only ditto ³ ³ Ã for each method 785 DMP Titrino...
  • Page 89 Time interval for validation 1...7...9999 ditto ³ ³ Ã .Counter Time counter 0...9999 ditto ³ Ã .Service Monitoring of Metrohm service 3.2.2.66. ³ ³ Ã .Status Status of service monitoring ON, OFF ditto ³ ³ Ã .Date Date of next service...
  • Page 90 .Handsh Handshake HWs, SWchar, ³ ³ SWline, none ditto à .RSSet2 as for RS1 ³ à .ComVar Values of common variables ³ à .C30 0... ±999 999 3.2.2.82. ³ à up to C39 0... ±999 999 ³ 785 DMP Titrino...
  • Page 91 .DelLine Delete silo line 3.2.2.87. ³ ³ Ã .LineNum Line number 1...255, OFF ditto ³ Ã .DelAll Delete silo line 3.2.2.88. ³ Ã .CycleLines Cycle lines ON, OFF 3.2.2.89. ³ Ã .SaveLines Save results ON, OFF 3.2.2.90. 785 DMP Titrino...
  • Page 92 10 ASCII char ditto ³ Ã .DelAll Delete all users ditto ³ Ã .List List of users ³ ³ Ã User 1 ³ ³ ³ Ã .Name Name of user read only ditto ³ ³ Ã up to 99 785 DMP Titrino...
  • Page 93 ³ ³ Ã up to 9 EP's ³ Ã .Var Variables C4X ³ ³ Ã .C40 Start measured value read only/read+write ditto ³ ³ Ã .C41 Titration end volume read only/read+write ³ ³ Ã .C42 Titration time read only/read+write 785 DMP Titrino...
  • Page 94 ³ ³ Ã Volume read only ditto ³ ³ Ã .Meas Measured indicator voltage read only ditto ³ ³ Ã .dVdt Volume drift dV/dt read only ditto ³ ³ Ã .dMeasdt Measured value drift read only ditto 785 DMP Titrino...
  • Page 95 ³ Ã .Comport Comport ³ ³ Ã .Number COM where PC is connected read only 3.2.2.107. ³ Ã .Assembly Assembly ³ Ã CycleTime Cycle time read only 3.2.2.108. ³ Ã Volume of Exchange unit read only ditto 785 DMP Titrino...
  • Page 96 3.2.2.113. ³ Ã .SetLines Set I/O lines ditto ³ ³ Ã Signal on L0 active,inactive,pulse,OFF ditto ³ ³ Ã up to L13 ³ Ã .ResetLines Reset I/O lines ditto ³ Ã .Stirrer Stirrer ON, OFF 3.2.2.114. ³ 785 DMP Titrino...
  • Page 97 Measured value drift ON, OFF ditto ³ ³ Ã .dMeasdV 1st deviation of titration curve ON, OFF ditto ³ ³ Ã .ERC ERC from DET ON, OFF ditto ³ ³ Ã Temp.as secondary meas. ON, OFF ditto ³ 785 DMP Titrino...
  • Page 98 .Initialise Set default values 3.2.2.128. ³ à .Select Selection of branch ActMeth,Config,Silo,Calib ³ Assembly,Setup,All ditto à .RamInit Initialization of working mem. 3.2.2.129. à .InstrNo Device Identification 3.2.2.130. à .Value Input of device identification 8 ASCII characters ditto 785 DMP Titrino...
  • Page 99 3.2. Remote control commands &Diagnose Object Description Input range Reference & Root à Diagnose Diagnose à .Report Output of adjustment parameters 3.2.2.131. 785 DMP Titrino...

  • Page 100: Description Of The Remote Control Commands

    Entry of formulas. Rules for formula entry, see page 38. Example: "(EP2-EP1)*C01/C00" In addition to the formula, a text for result output, the number of decimal places and a unit for the result output can be selected. "No unit" is selected with the blank string. 785 DMP Titrino...
  • Page 101 In addition, the statistics calculation must be switched on, see 3.2.2.23. Rules for statistics calculations see page 41. 3.2.2.10. Mode.Def.TempVar.C70 RSX, EPX, CXX etc. up to .C79 Assignment of temporary variables in a submethod for calculations in TIP. 3.2.2.11. Mode.CFmla 785 DMP Titrino...
  • Page 102 A relative start volume (rel.) is dispensed as a function of the sample size: Start volume in mL = smpl size factor The factor is valid. The dispensing rate in mL/min applies to both cases. Max. means maximum possible dispensing rate with the Exchange Unit in current use. 785 DMP Titrino...
  • Page 103 Parameters for DET and MET: Stop when a measured value is reached. Entry as pH value, in mV (with U and Ipol) and in uA (with Upol). The appropriate unit can be viewed with .UnitMStop. OFF means that the criterion is not monitored. 785 DMP Titrino...
  • Page 104 9 fix EP's Upol: 0...±200.0, OFF Mode.Parameter.Evaluation.pK ON, OFF Parameters for DET and MET: Evaluation of the EP's, see page 20. .EPC: EP criterion in pH, in mV (with U and Ipol) or in uA (with Upol). 785 DMP Titrino...
  • Page 105 Ipol) resp. uA (with Upol). The corresponding unit can be read with .UnitEP. If the value is on "OFF", no further nodes will appear from SET1. 3.2.2.29. Mode.Parameter.SET1.Dyn pH: 0.01...20.00, OFF U, Ipol: 1...2000, OFF Upol: 0.1...200.0, OFF Mode.Parameter.SET1.UnitDyn read only Mode.Parameter.SET1.MaxRate 0.01...10...150, max. Mode.Parameter.SET1.MinRate 0.01...25.0...999.9 785 DMP Titrino...
  • Page 106 Parameters for SET: .Cond: Conditioning ON/OFF .DriftDisp: Drift display during conditioning ON/OFF. .DCor.Type: Type of drift take-over for the drift correction. auto: Take-over of the drift value at start. .DCor.Value: Drift value for the manual drift correction. 785 DMP Titrino...
  • Page 107 Parameters for CAL: Selection of the measuring input. "diff." means differen- tial amplifier, see page 158. 3.2.2.41. Mode.Parameter.Calibration.CalTemp -20.0...25.0...120.0 Parameters for CAL: Calibration temperature in °C. If a Pt 100 or Pt1000 is connected, the temperature is measured. 785 DMP Titrino...
  • Page 108 Parameters for TIP: Parameters of the elements of TIP. .Method: Method name of a method available in the user memory or on the card. Up to 8 ASCII characters. .Pause: Pause time in s. INF means infinite. Continue the sequence with &m $G. 785 DMP Titrino...
  • Page 109 Do not use blank characters before and after method name! .DelAll: Deletes all methods in the user memory. 3.2.2.52. UserMeth.List.1.Name read only UserMeth.List.1.Mode read only UserMeth.List.1.Quantity read only UserMeth.List.1.Bytes read only UserMeth.List.1.Checksum read only for each method 785 DMP Titrino...
  • Page 110 3.2.2.57. MemoryCard.Backup MemoryCard.Backup.Name up to 10 ASCII characters Backup of the internal memory onto the card. The action is carried out if "$G" is transmitted to the corresponding node. Do not use blank characters before and after name! 785 DMP Titrino...
  • Page 111 .Checksum: Checksum of the method, see 3.2.2.94. 3.2.2.64. Config.Monitoring.Validation.Status ON, OFF Config.Monitoring.Validation.Interval 1...365...9999 Config.Monitoring.Validation.Counter 0...9999 Config.Monitoring.Validation.ClearCount Monitoring of validation. .Interval: Time interval in days for validation. .Counter: Time counter in days since last validation. .ClearCount: Clears the above counter. 785 DMP Titrino...
  • Page 112 At the end of the method it is switched off again. Valid for DET, MET, SET. 3.2.2.72. Config.PeriphUnit.RemoteBox.Status ON, OFF Config.PeriphUnit.RemoteBox.Keyboard US, deutsch, francais, español, schweiz. Config.PeriphUnit.RemoteBox.Barcode input, method, id1, id2, id3, smpl size Connections via Remote Box. .Status: Select if a Remote Box is connected. 785 DMP Titrino...
  • Page 113 (3.2.2.125) is used at the same time. If a name has been entered, it will be printed out in the result report (full, short). 3.2.2.80. Config.Aux.Prog read only Output of the program version. The Titrino sends "785.0010" on requests with $Q. 785 DMP Titrino...
  • Page 114 Information on silo memory. .MaxLines: Maximum possible number of silo lines. .FirstLine: Lowest valid silo line. .LastLine: Last occupied silo line. 3.2.2.86. SmplData.ONSilo.EditLine.1.Method up to 8 ASCII characters SmplData.ONSilo.EditLine.1.Id1 up to 8 ASCII characters SmplData.ONSilo.EditLine.1.Id2 up to 8 ASCII characters 785 DMP Titrino...
  • Page 115 Delete the silo, see 3.2.2.88. 3.2.2.91. HotKey.User.Name up to 10 ASCII characters HotKey.User.Delete HotKey.User.Delete.Name up to 10 ASCII characters HotKey.User.DelAll HotKey.User.List.1.Name read only Management of user names. .Name: Input of user names. .Delete.Name: Deletes selected user name with &HotKey.User.Delete $G. 785 DMP Titrino...
  • Page 116 Info.CalibrationData.Inp1.ElectrodeId read only identical for .Inp2 and .Diff pH calibration data for measuring input 1. After the calibration, the data are entered automatically together with the date of the calibration and the elec- trode identification, see 3.2.2.44. 785 DMP Titrino...
  • Page 117 Info.TitrResults.EP.1.Meas read only etc., up to .2 Info.TitrResults.Var.C40 read only/read+write etc., up to .C47 Info.TitrResults.Var.DTime read only/read+write .RS: Values of the calculated results. .EP: Endpoints with DET, MET, SET: Volume coordinate in mL, e.g. "1.2340" 785 DMP Titrino...
  • Page 118 Std: Standard deviation (1 decimal place more than in result) "0.0231" RelStd: Relative standard deviation (in %, 2 decimal places) "0.14" 3.2.2.99. Info.SiloCalc.C24.Name read only Info.SiloCalc.C24.Value read only Info.SiloCalc.C24.Unit read only for .C25 as for .C24 Info.SiloCalc.C26.ActN read only Info.SiloCalc.C26.Mean read only 785 DMP Titrino...
  • Page 119 Result out (pin 20) 3.2.2.101. Info.ActualInfo.Assembly.CyclNo read only $Q sends the current cycle number of the voltage measurement cycle, e.g. "127". From the cycle number and the cycle time (see 3.2.2.108), a time frame can be set up. 785 DMP Titrino...
  • Page 120 A time frame can be set up from the cycle number and the cycle time (see 3.2.2.108). The cycle number is set to 0 at the start of a method and it is in- cremented until the end of the method. 3.2.2.105. Info.ActualInfo.MeasPt.Index read only Info.ActualInfo.MeasPt.X read only 785 DMP Titrino...
  • Page 121 Expel and aspirating rate. Digital or analog control. With digital control, the inputted value applies (in mL/min). "max." means maximum possible rate with the Exchange Unit in current use. Analog means rate control with the analog potentiometer on Titrino. 785 DMP Titrino...
  • Page 122 "inactive" means resetting of the signal, "pulse" means output of a pulse of app. 150 ms, "OFF" means the line is not operated, see also page 166. Warnings: • If you have "AutoEOD" to "ON", an active line 3 is set to "inactive" by the EOD pulse. 785 DMP Titrino...
  • Page 123 (printed in bold in this manual). A com- bination of .Short and .ChangedOnly is not possible. .ChangedOnly: Sends only the changed values, i.e. values which have been edited. All paths are sent absolute, i.e. from the root. 3.2.2.118. Setup.Trace ON, OFF 785 DMP Titrino...
  • Page 124 With "MPList" the measured values are sent at the time of their entry into the meas- ured point list. The automatic transmission is switched on/off with 'SendStatus'. 3.2.2.122. Setup.SendMeas.Select Assembly, Titrator 785 DMP Titrino...
  • Page 125 The unit "titrator" must be preset (see 3.2.2.122). 3.2.2.125. Setup.AutoInfo.Status ON, OFF Setup.AutoInfo.P ON, OFF Setup.AutoInfo.T.R ON, OFF Setup.AutoInfo.T.G ON, OFF Setup.AutoInfo.T.GC ON, OFF Setup.AutoInfo.T.S ON, OFF Setup.AutoInfo.T.B ON, OFF Setup.AutoInfo.T.F ON, OFF Setup.AutoInfo.T.E ON, OFF Setup.AutoInfo.T.H ON, OFF Setup.AutoInfo.T.C ON, OFF 785 DMP Titrino...
  • Page 126 Output: Change of an output line (except 7, pin 2, for recorder pulses). If a change occurs that requires a message, the Titrino sends space (ASCII 32) and ! as an introducer. This is followed by the name of the device (see 785 DMP Titrino...
  • Page 127 Config: All values under &Config. Assembly: All values under &Assembly. Setup: All values under &Setup. All: Values of the entire tree (except silo and method memory). The action must be triggered with &Setup.Initalise $G. 785 DMP Titrino...
  • Page 128 3.2.2.129. Setup.RamInit Initializes instrument, see page 148. All parameters are set to their default value and error messages are cleared. The user and silo memories will be deleted. The user memory contains the default user methods from Metrohm. 3.2.2.130. Setup.InstrNo Setup.InstrNo.Value serial number, 8 ASCII characters Instrument identification for report output.

  • Page 129: Properties Of The Rs 232 Interface

    Parity Bit 1 or 2 Stop Bit Only a shielded data cable (for example, METROHM D.104.0201) may be used to couple the Titrino with foreign devices. The cable shield must be properly grounded on both instruments (pay attention to current loops; al- ways ground in a star-head formation).
  • Page 130 Handshake output ports (DTR, RTS) are set by the Titrino. The Titrino has an input buffer which can accept up to 512 characters. Titrino as Receiver : Titrino external device max. 128 characters Data output 384 characters XOFF Data input Time 785 DMP Titrino...
  • Page 131 6 s by XOFF, E43 appears in the display. Hardware-Handshake, HWs Titrino as Receiver : Titrino external device Time Titrino as Sender: Titrino external device Time The data flow can be interrupted by deactivating the CTS line. 785 DMP Titrino...

  • Page 132: Pin Assignment

    (<-3 V): OFF state voltage positive (>+3 V): ON state In the transitional range from +3 V to -3 V the signal state is undefined. Driver 14C88 according to EIA RS 232C specification Receiver 14C89 " " 785 DMP Titrino...
  • Page 133 Contact arrangement at plug (female) for RS 232C socket (male) View of soldered side of plug Ordering numbers: K.210.0381 and K.210.9045 No liability whatsoever will be accepted for damage or injury caused by im- proper interconnection of instruments. 785 DMP Titrino...

  • Page 134: What Can You Do If The Data Transfer Does Not Work

    Is your cable correctly wired? (The DTR of the printer has to be connected to the CTS of the Titrino.) Set "HWs" for the handshake of the Titrino. Configure the printer such that its DTR is set (possibly with DIP switches). 785 DMP Titrino...

  • Page 136: Error Messages, Troubleshooting

    The Remote Box is not (correctly) connected or the Remote check remote box Box is connected but not activated under the <CONFIG> key. Exit: Connect Remote Box (correctly) and set "Remote Box: ON" under <CONFIG>, >peripheral units. Switch the Titrino off/on. 785 DMP Titrino...
  • Page 137 No new silo result C24 or C25 could be stored as the assigned no new silo result quantity could not be calculated. No new temporary variable C7X could be stored as the no new temp.var. assigned quantity could not be calculated. 785 DMP Titrino...
  • Page 138 In TIP no further TIP can be called up as a submethod. second TIP call Exit: <CLEAR> and define new sequence. The service interval has elapsed. Contact Metrohm service so service is due that the Titrino can be serviced. This message will appear each time the Titrino is switched on.
  • Page 139 4.1. Error and special messages message appears each time the instrument is switched on until it has been readjusted (Metrohm service). No communication between the Titrino and the connected system error 14 Remote Box. Possible causes: . The Remote Box was connected when the Titrino was running .
  • Page 140 XOFF for at least 6 s. Exit: <QUIT>. The receive buffer of the Titrino contains an error 45 incomplete string (missing L ). Transmission of the Titrino is thus blocked. Exit: Send L or <QUIT>. 785 DMP Titrino...

  • Page 141: Diagnosis

    It is advisable in each case to isolate the fault with the rapid and easy to perform diagnostic tests. The customer thus need not call METROHM service until there is a true fault in the in- strument. In addition, with the aid of the numbering in the diagnostic program he can provide the service engineer with much more accurate information.
  • Page 142 Equipment required: Equipment required: Equipment required: − voltage calibrator, e.g. 1.642.0010 Metrohm pH Simulator or 1.767.0010 Calibrated Reference for mV, pH, ê æS, °C − highly insulated interconnection cable 6.2108.060 − resistor switch-box, class 0.1 % (or resistor 14.3 k, 0.1 %) −...
  • Page 143 Front panel 785 Fig. 2 Keypad 785 • Block 1 is quit by pressing the <Clear> key twice. d i a g n o s e p r e s s k e y 0 . . . 9 785 DMP Titrino...
  • Page 144 - t i m e r t e s t o . k . • Press <Clear>. d i a g n o s e p r e s s k e y 0 . . . 9 Analogue input test • Press <7>. 785 DMP Titrino...
  • Page 145 1 . . . 5 6.1 Examination of highly insulated measuring inputs • Connect ‘Ind I’ measuring input to a voltage calibrator (e.g. Metrohm 642 pH simulator) by means of a highly insulated cable (e.g. 6.2108.060). Set calibrator to 0 V.
  • Page 146 1 . . . 5 • Press <Clear>. d i a g n o s e p r e s s k e y 0 . . . 9 • Remove cable and resistor switch-box. 785 DMP Titrino...
  • Page 147 For the sake of completeness, the procedure is described here. If a diagnostic test of the RS 232 interface is not required, continue with point 9. Fig. 5 Connections in the 3.496.8560 plug 785 DMP Titrino...
  • Page 148 . k . • Remove test plug. • Press <Clear>. RS232 test 1...2 • Press <Clear>. d i a g n o s e p r e s s k e y 0 . . . 9 785 DMP Titrino...
  • Page 149 • Press <9>. memory card test • Insert memory card. The memory card has to be formated from a 785 DMP Titrino otherwise the test does not recognize the card and on the display appears „memory card 000 KB end“.
  • Page 150 • Press <FILL>. 11 Setting up original arrangement Setting up original arrangement Setting up original arrangement Setting up original arrangement Reconnect all peripherals disconnected at the start of the diagnostic routine and perform a short function test with these. 785 DMP Titrino...

  • Page 151: Initialize Ram

    However, possibly a small loss in accuracy must be anticipated. A new optimum adjustment can be performed by Metrohm service. The error message 'sy- stem error 3' always appears after the instrument is switched on until this adjustment has been performed.

  • Page 152: Releasing A Locked Spindle With Inserted Exchange Unit

    The electronic circuits are now accessible! On no account touch these! • Remove spindle from mechanical stop by turning the large gear wheel. (In case that the motor is inoperative, position spindle by hand to zero position.) 785 DMP Titrino...

  • Page 153: Preparations

    5.1.1 Titrino with Stirrer or Titration Stand Stirrer cable Stirrer or Ti Stand 6.2132.060 Keypad The 722 Rod Stirrer, the 727, or the 703 Ti Stand with 6.2108.100 cable can also be connected instead of the 728 Magnetic Stirrer. 785 DMP Titrino...

  • Page 154: Connection Of A Printer

    A4 paper interface stop bit: parity none handshake: send to: HP Desk Jet 6.2125.020 baud rate: 9600 see printer manual with parallel data bit: interface 6.2125.010 stop bit: parity none 2.145.0300 handshake: Parallel- send to: Serial- Converter 785 DMP Titrino...

  • Page 155: Connection Of A Balance

    If the balance works only with 7 bit and the printer with 8 bit and if they are at the same Titrino COM, the balance has to bet to "space parity" and Titrino/printer to 8 bit, "no parity". 785 DMP Titrino...

  • Page 156: Connection Of A Sample Changer

    • If a calibration has to be performed with the sample changer, the calibration parameter "sample changer:" must be set to "ON". • In connections with the sample changer, "auto start" should be set to "OFF" in the <CONFIG> key. The start command is given by the Sample Changer. 785 DMP Titrino...

  • Page 157: Connection Of A Computer

    Preselections on the Titrino: RS232 settings: ..........depend on the control program of the computer Send to: ..........................IBM Vesuv 3.0, PC program for data acquisition and method backup for up to 64 devices ..................6.6008.200 for 2 devices....................6.6008.500 785 DMP Titrino...

  • Page 158: Connection Of A Remote Box

    • If the silo memory is switched on and the settings "barcode: method" or "barcode: idX" are operative, the first silo line will be created when the string is received. Higher silo lines than 1 are only created and concluded with the sample size. 785 DMP Titrino...
  • Page 159 <ENTER> enter <MEAS/HOLD> <MODE> <PARAM> <PRINT> Alt P Report selection with → ← <QUIT> <REPORTS> Alt O Printout reports: Alt P + Alt O <SILO> on/off <SMPL DATA> <START> <STATISTICS> on/off <STOP> <USER METH> <USER> Alt U 785 DMP Titrino...
  • Page 160 The occupancy of the PC function keys is shown to the User Meth right as an overlay. You can copy this diagram, cut out the central part and place it above the function keys of your PC keyboard. Silo Clear Statistics Start Stop Meas/Hold Config Param SmplData 785 DMP Titrino...

  • Page 161: Connection Of Electrodes, Preparing Titration Vessel

    Recommended electrodes: Meas.input Manual determinations Sample Changers Ind I 6.0133.100 pH Glass electrode 6.0130.100 pH Glass electrode Ind II 6.0729.100 double-shielded 6.0729.110 double-shielded Ag/AgCl reference electrode Ag/AgCl reference electrode 6.0301.100 auxiliary electrode 6.0302.110 auxiliary electrode 785 DMP Titrino...
  • Page 162 • If the potential jump after the first dispensing step is too large, a small start volume may help. • As an "auxiliary electrode", the 6.1808.030 burette tip with earth- ing may be used in some cases. Use burette tips without anti- diffusion valve! 785 DMP Titrino...
  • Page 163 • efficient stirring. But it should not be too fast, otherwise the stirrer vortex will suck in air bubbles and CO or O can disturb the titra- tion. • positioning the burette tip as centrally as possible, above the stir- ring bar. 785 DMP Titrino...

  • Page 164: Appendix

    10 000 steps per buret cylinder Auxiliary burets 2 additional burets: 776 or 765 Dosimat Materials Housing Polybutyleneterephthalate (PBTP) Keypad cover Polycarbonate (PC) Display Graphical LCD, 192 x 64 Dots Field: 100 x 37 mm LED back-lit 785 DMP Titrino...
  • Page 165 Storage capacity 128 KB (256 KB maximum) SRAM card Write and read, battery supplied Flash Read only with 55 Metrohm methods Internal memory Method memory for up to 100 methods Silo memory for sample data and results RS232 interface 2 separate interfaces, each can be configured...
  • Page 166 Voltage 100...240 V Frequency 50 ... 60 Hz Power consumption 15 W Fuse 2 x 1 ATH (to be replaced by Metrohm Service only using the same type) Additional electronic overload protection Dimensions with Exchange Unit Width 150 mm Height...

  • Page 167: Pin Assignment Of The "Remote" Socket

    +5 V not used pin 24 (Input 6) +5 V pin 12 (Input 7) Outputs pin 5 (Output 0) Ready inactive pin 18 (Output 1) Conditioning ok, active if Cond.ok pin 4 (Output 2) Titration, active during titration 785 DMP Titrino...
  • Page 168 15 +5 V pin 14 0 V: active 5 V: inactive pin 25 Ordering numbers for plug: K.210.9004 (shell) and K.210.002 No liability whatsoever will be accepted for damage caused by im- proper interconnection of instruments. 785 DMP Titrino...

  • Page 169: Lines Of The "Remote" Socket During The Titration

    6.2. Pin assignment of the "Remote" socket 6.2.1 Lines of the "Remote" socket during the titration 785 DMP Titrino...

  • Page 170: Possible Configurations Of The Activate Pulse In Set And Cal

    6.2 Pin assignment of the "Remote" socket 6.2.2 Possible configurations of the activate pulse in SET and 785 DMP Titrino...

  • Page 171: Titrino Validation

    6.3.3 Maintenance and adjustment of the Titrino The Titrino should be serviced and adjusted by Metrohm service at regular intervals. The Titrino can check the date of the next service with the help of the monitoring function "Service" under <CONFIG>, monitoring. If this date has been passed then the Titrino will...

  • Page 172: Warranty And Certificates

    Lack of an official damage report releases METROHM from any liability to pay compensation. If any instruments and parts have to be returned, the original pack- aging should be used if at all possible.

  • Page 173: Certificate Of Conformity And System Validation

    The features of the system software are documented in the instruc- tion manual. Metrohm Ltd. is holder of the SQS certificate of the quality system ISO 9001 for quality assurance in design/development, production, installation and servicing.
  • Page 174 Ionenanalytik • Analyse des ions • Ion analysis • Análisis iónico 785 DMP Titrino EU Declaration of Conformity The company Metrohm AG, Herisau, Switzerland, certifies herewith, that the following instrument: 785 DMP Titrino meets the CE mark requirements of EU Directives 89/336/EWG and 72/23/EWG.

  • Page 175: Scope Of Delivery And Ordering Designations

    1 Application card with application methods ............6.6036.000 1 Instructions for Use for 785 DMP Titrino............. 8.785.1003 1 Quick References for 785 DMP Titrino ............... 8.785.1013 1 Short Operating Guide for 785 DMP Titrino ............8.785.1023 Options Accessories to separate order and on payment of extra charge:...
  • Page 176 Cable Titrino – EPSON LX300 (9/25 pins) ............6.2134.050 Cable Titrino – HP Desk Jet (serial interface) (9/25 pins) ........6.2134.050 Cable Titrino – HP Desk/Laser Jet (parallel IF)... 6.2125.020+6.2125.010+2.145.0300 Adapter for connection of printer/balance at the same COM..6.2125.010+6.2125.030 785 DMP Titrino...
  • Page 177 Cable Titrino — 730, 760 Sample Changer+665, 725, 765, 776 Dosimat ..6.2141.040 Cable Titrino — 730, 760 Sample Changer+ 2x 665, 725, 765, 776 Dosimat ... 6.2141.050 Cable Titrino — Control Unit 664 for Sample Changer 673/674 ......3.980.3560 785 DMP Titrino...

  • Page 178: Index

    ........126ff methods.......... 53, 55 configuration .........10 statistic values ........41 pin assignment ........129 text ............6 ..........27 conditioning: user name..........48 <CONFIG> ..........7 ........61 delete silo lines Configuration ..........7 DET ............14ff ........... 10 dev.label 785 DMP Titrino...
  • Page 179 General rules for RS232 ......67ff Graphics changing output........12 ..........50 LX output: display........... 47 LED .............. 2 example ..........45 ........18 limit smpl size: printing ..........44 Lock functions ........... 11 ......... 17, 18, 39 low lim. 785 DMP Titrino...
  • Page 180 "Remote" lines ....... 164 ............48 name: via RS232..........67ff ..........8 next service ..........44 report COMX: ..........134, 135 no... Report Non-aqueous titrations......158 printing..........44, 46 ..........135 not possible reproduction ......... 46 ..........135 not valid selection..........44 785 DMP Titrino...
  • Page 181 Setting up ..........150ff TIP ............49ff ........15, 33, 35 ........136 signal drift TIP terminated <SILO> ............. 60 Titration ........64 problems ..........32 silo calculations ..........135 vessel..........160 silo empty ..........135 silo full 785 DMP Titrino...
  • Page 182 ...........17, 18, 39 up lim............16 U(pol) <USER>............48 <USER METH>.........53 User methods ..........53, 55 name .............48 .......136 validate instrument ..........9 validation: Validation ..........168 Values input..........5, 6 ............14 V step Warranty ...........169 ..........136 wrong card ..........136 wrong sample 785 DMP Titrino...

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