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Metrohm 785 DMP Titrino, Instructions For Use Manual

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Metrohm 785 DMP Titrino Instructions For Use Manual Download Page 173

6.4. Warranty and certificates

785 DMP Titrino

170

6.4.2  Certificate of Conformity and System Validation

This is to certify the conformity to the standard specifications for
electrical appliances and accessories, as well as to the standard
specifications for security and to system validation issued by the
manufacturing company.

Name of commodity:

785 DMP Titrino

System software:

Stored in ROMs

Name of manufacturer:

Metrohm Ltd., Herisau, Switzerland

This Metrohm instrument has been built and has undergone final
type testing according to the standards:

Electromagnetic compatibility: Emission

EN50081-1/92, EN55022/class B,
EN55011/class B

Generic emission

Electromagnetic compatibility: Immunity

EN50082-2/95, EN50082-1/92

Immunity

IEC801-2/91 (level 4), NAMUR/93

Static discharge

IEC801-3, ENV50140/93+ENV50204/93 (level 3)

Radiated rf electromag.field immunity

IEC801-4, IEC1000-4-4/95 (level 4)  El.fast transient requirements
IEC801-5, IEC1000-4-5/95 (level 2/3)

"Surges" immunity

IEC801-6, IEC1000-4-6/96, ENV50141/93 (level 3)

Immunity to conducted disturbances

NAMUR/93 Paragr. 3.2.2.

Voltage dips, short interruptions

Security specifications

IEC1010 class1, EN61010 class1, UL3101-1, EN60947:IP31

The technical specifications are documented in the instruction man-
ual.
The system software, stored in Read Only Memories (ROMs) has
been validated in connection with standard operating procedures in
respect to functionality and performance.
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.

Herisau, March 14, 1999

   

Dr. J. Frank

Ch. Buchmann

Development Manager

Production and
Quality Assurance Manager

Summary of Contents for 785 DMP Titrino

Page 1: ...CH 9101 Herisau Switzerland Tel 41 71 353 85 85 Fax 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: ...1 User name key USER 48 2 12 TIP Titration procedure 49 2 13 Method memory keys USER METH and CARD 53 2 13 1 Key USER METH 53 2 13 2 Key CARD 55 2 14 Calibration data key CAL DATA 58 2 15 Current samp...

Page 3: ...onnection of a computer 154 5 1 6 Connection of a Remote Box 155 5 2 Connection of electrodes preparing titration vessel 158 6 Appendix 161 6 1 Technical specifications 161 6 2 Pin assignment of the R...

Page 4: ...Overview Front view of instrument Rear view of instrument Remote 1 785 Nr E B Made by Metrohm Herisau Switzerland 100 240 V f 50 60 Hz S 15 W Pol Ref Ind I Ind II Pt 100 1000 Key board C A1 A2 RS 232...

Page 5: ...s conditioning Filling after manual dosing with DOS Key START Starts procedures e g titrations conditioning Identical with key START of the separate keypad Indicator lamps COND Lamp flashes when condi...

Page 6: ...Important If you work with both measuring inputs in the same ves sel the same reference electrode must be used 1 measuring input for polarized electrodes e g KF electrode 1 measuring input for PT100 o...

Page 7: ...f measurements between titrations and hold during ti trations SILO ON OFF switching of silo memory for sample data see page 60 CAL DATA Calibration data see page 58 CARD Management of memory card see...

Page 8: ...en you find the inquiries If a dialog text of an inquiry is marked with you can select a value with keys and forward backward A value is stored with ENTER and the cursor moves to the next inquiry With...

Page 9: ...g text input you can correct typing errors with CLEAR CLEAR deletes the characters one by one If you wish to modify an existing name e g if you have names like Text 1 Text 2 Text 3 do not de lete the...

Page 10: ...nitoring is carried out at the end of the titrations and when the Titrino is switched on If the monitoring responds the message validate instrument appears The message vanishes with CLEAR At the same...

Page 11: ...cannot have them over 2 pages IBM for all printers with IBM character set Table 437 and IBM graphics as well as for the data transmission to a computer or a data system COM of Titrino for the output...

Page 12: ...13 run number 0 auto start OFF start delay 0 s result display bold General settings Selection of dialog language english deutsch francais espa ol italiano portugese svenska Current date YYYY MM DD Fo...

Page 13: ...bit 8 stop bit 1 parity none handshake HWs Settings of RS232 interface see also page 126 Identical for COM2 Baud rate 300 600 1200 2400 4800 9600 19200 38400 57600 115200 Data bit 7 8 Stop bit 1 2 Par...

Page 14: ...ATA and the functions recall method store method and delete method of the internal method memory in the Titrino curve Changes the appearance of the curve printout lock configuration OFF parameters OFF...

Page 15: ...F Frame drawing ON OFF Type of scaling Full Auto Full The scaling goes from the greatest to the smallest value auto The scaling from tick to tick e g the smallest greatest values lie in between the fi...

Page 16: ...ation MET Monotonic Equivalence point Titration SET Set Endpoint Titration CAL pH Calibration MEAS Measuring TIP Titration Procedure Linking of various commands and methods to a titration procedure Th...

Page 17: ...on of mean values and standard deviation see page 41 evaluation Parameters for the evaluation of EP s fix EP s and pK HNP preselections ON OFF of various auxiliary functions such as auto matic request...

Page 18: ...ibration time This may be useful for slow titration reactions or when the response of the electrode assembly is slow Waiting time for measured value acquisition 0 9999 s OFF CLEAR sets OFF If no new e...

Page 19: ...y state to a measurement OFF means that the test is not performed Titration temperature 170 0 500 0 C The temperature is continuously measured if a T sensor is connected This parameter is used for tem...

Page 20: ...ulfill the EP criterion all greatest last window OFF Selection of equivalence point recognition all All equivalence points are recognized greatest Only the greatest steepest equivalence point is recog...

Page 21: ...w lim 0 0 up lim 999999 activate pulse OFF Preselections for the sequence Request of identifications after start of titration id1 id1 2 all OFF After start sample identifications can be inquired autom...

Page 22: ...fixed waiting time If you have not intentionally changed the equilibration time it is calculated according to the formula 150 equilibr time in s 5 Drift 0 01 The criterion drift or equilibration time...

Page 23: ...value acquisition and set a higher EPC min incr Defines the minimum possible increment This minimum increment is dosed at the beginning of the titration and in the region of the equivalence point for...

Page 24: ...adapted by METROHM for numeric procedures METROHM Bulletin 2 No 10 1971 Here the greatest change in the measured value is sought n The exact equivalence point is determined with an interpolation fact...

Page 25: ...P windows make an unequivocal assignment of the EP s possible per window one EP is recognized the numbering of EP s is defined by the windows so that even if EP s are missing the calculations are stil...

Page 26: ...ul pH calibration is necessary The pK value determined is an approximate value owing to the fact that the ionic strength of the solution has not been taken into account For more exact values titration...

Page 27: ...Ipol 0 2000 mV OFF Upol 0 200 0 uA OFF CLEAR sets OFF If EP1 is OFF no further inquiries under SET1 appear Distance from EP where constant dosing should stop and controlling begins control range inpu...

Page 28: ...Stop after the set time after the start of the titration OFF means no stop i e titration for an infinitely long time titration parameters titr direction auto pause 1 0 s titr start V OFF cond start V...

Page 29: ...dy reached before the extraction time is terminated The extraction time can be aborted with QUIT Measuring input 1 2 diff Inquiry only with measured quantities pH and U Measuring input 1 or 2 or diffe...

Page 30: ...min 10 mL 30 mL min 20 mL 60 mL min 50 mL 150 mL min preselections conditioning OFF display drift ON cond drift corr OFF cond drift value 0 0 ul min cond req ident OFF cond Preselections for the sequ...

Page 31: ...alue check for sample size ON OFF With on the error message sample size out appears if the entry is outside the set limits The limiting values are shown in the display window The absolute value of the...

Page 32: ...is measured if a T sensor is connected Pause 1 is waited off the start volume is dispensed and pause 2 waited off The titration to EP1 then to EP2 is executed If the extrac tion time is not yet over...

Page 33: ...maximum rate max rate until the control range dynamics is reached 3 Control range dynamics In this range dosing is performed in single steps The last dosing steps are controlled by the parameter min r...

Page 34: ...esults in a drift of 2 uL 5 s 24 uL min the drift can be less than 24 uL min as it is not known whether the last increment would also suffice for 10 s If you have been working up to this point with a...

Page 35: ...riment with a much higher min rate Change switch off criterion Attempt e g to increase the stop drift or use a shorter t delay as stop criterion Possibly pass an inert gas through the titration vessel...

Page 36: ...measured value acquisition 0 9999 s OFF CLEAR sets OFF If no new equilibration time has been entered the Titrino calculates an equilibration time appropriate to the drift with the formula 150 equilib...

Page 37: ...ter start of titration id1 id1 2 all OFF After start sample identifications can be inquired automatically Only id1 id1 id2 all three id s or no inquiries Request of sample size after start of titratio...

Page 38: ...value of the buffers can be put in during the calibration sequence pH value of second and the following buffers 0 20 00 OFF CLEAR sets OFF Buffers are requested until OFF is set This gives an n point...

Page 39: ...he nominal value of the first buffer Store the value with ENTER or continue with START the value is not stored The first buffer is measured Enter the nominal value of the second buffer Store the value...

Page 40: ...ting value check for sample size ON OFF With on the error message sample size out appears if the entry is outside the set limits The limiting values are shown in the display window The absolute value...

Page 41: ...a by means of 3rd functions of keyboard Here you will find operands mathematical operations and parentheses Operands require a number as an identification You can use the following operands EPX EP s X...

Page 42: ...rmula e g for RS2 Meaning of the calculation variables CXX C00 Sample size see page 59 C01 C19 Method specific operands see page 40 They are stored with the method in the method memory C21 C23 Sample...

Page 43: ...operands C01 C19 can be put in 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 p...

Page 44: ...MN1 the default value RS1 is entered Delete allocation with CLEAR ENTER Each mode has an inquiry group statistics in key PARAM statistics status OFF mean n 2 res tab original delete n 1 Statistics ca...

Page 45: ...lts are incorporated in the statistics calculation If a result of a particular titration can not be calculated no results for this determination are incorporated in the statistics calculation However...

Page 46: ...PX variables CXX or mean values MNX can be allocated as common variables The entries are specific to the method and are stored in the method memory common variables Assigns values as common variables...

Page 47: ...scalc srt param calc ff Select a block If you require more than one report block set a as a delimiter between the blocks Identical for COM2 Meaning of the report blocks full Full result report with r...

Page 48: ...as inserted see page 56 Device label if there is a designation see page 10 and manual signature Titration curve Scaling of volume and pH axis fr 785 DMP Titrino 0P1 101 785 0010 date 1999 06 27 time 0...

Page 49: ...stics report with the individual results STATISTICS All sample data from the silo memory SILO Calibration data CAL DATA Content of the current card directory CARD Operands C01 C19 C FMLA Contents of t...

Page 50: ...an trace the curve with keys and In the text field to the left of the curve the index of the current measured value is displayed in the first line In the subsequent lines the corresponding measured va...

Page 51: ...name User name up to 10 ASCII characters User names can be entered directly or selected with the keys and The operator name is printed out in the report The operator name remains in the instrument unt...

Page 52: ...he values are the default values sequence 1 step OFF ENTER 1 method 5 TIP ENTER etc 2 x QUIT Sequence Select a step with keys and method Method from the user memory or from the card pause Waiting time...

Page 53: ...Cable Titrino L6 Dosimat 6 2139 000 Important A pulse e g a pulse from monitoring or an activate pulse in a submethod can set an active output to inactive At the end of the TIP method the outputs are...

Page 54: ...calculations and data output e g curves The determination data of submethods are overwrit ten in the next sequence step of TIP Those val ues which are needed for higher level calcula tions must there...

Page 55: ...submethod With key DEF temporary variables can be assigned The entries are specific to the method and are stored in the method memory temporary variables for higher level calculations The display tex...

Page 56: ...which is included in the memory If a method identification is entered which is not found in the method memory the selected value blinks store method method name Store method Store method from the work...

Page 57: ...ted with the key sequence PRINT USER METH ENTER 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 metho...

Page 58: ...eletes a directory on the card backup Backup of the internal method memory on the card reload Reloads a backup from the card into the internal method memory format Formats the card change battery Date...

Page 59: ...be printed in the card report and in the full result report if the card is inserted see page 45 Confirmation of formatting the card yes no Upon formatting the card all data on the card are deleted Aft...

Page 60: ...d the note enclosed with the card before changing the battery Leave the card in the Titrino when you change the battery to ensure sufficient power supply Important The battery lifetime refers to a sto...

Page 61: ...with measuring input 1 Slope 0 9 999 Entered automatically after a calibration with measuring input 1 Calibration temperature 20 0 120 0 C Will be printed automatically after calibration with measuri...

Page 62: ...C21 C23 smpl size Sample size The sample size can be monitored see e g page 18 The limits are then displayed in this window smpl unit Unit of the sample size The display texts of the Titrino are show...

Page 63: ...ent is started the sample data are fetched from the next silo line Organization of the silo memory Silo memory contains 35 lines Next free line is 36 6 of the 35 lines have been processed Free lines f...

Page 64: ...d memory If no method name has been entered the sample is processed with the method in the working memory Selection of the method with Sample identification 1 3 or sample specific calculation variable...

Page 65: ...he processed silo line is not deleted but copied to the next free line see below If you work in this mode you should not enter any new silo lines during the determinations Store results in the silo me...

Page 66: ...n results are assigned in key DEF The display texts of the Titrino are shown to the left The values are the default values silo calculations C24 C25 Silo calculations Assignment to C24 RSX EPX CXX Cal...

Page 67: ...of the results available in the silo memory can subsequently be calculated over the entire series The following details can be entered in the method under DEF silo calculations C24 C25 match id OFF S...

Page 68: ...urgent sample between a series disconnect the silo si 785 DMP Titrino 0P1 101 785 0010 date 1999 06 27 time 08 54 14 silo cycle lines OFF save lines ON sl method id 1 C21 id 2 C22 id 3 C23 C00 C24 C25...

Page 69: ...s are carried out in the following order 1 Calculation of the results RSX 2 Assignment of temporary variables C7X for TIP 3 Calculation of means MNX 4 Assignment of silo results C24 and C25 5 Silo cal...

Page 70: ...ialog language the following must be sent Config Aux Language english whereby it is sufficient to only transmit the boldface characters thus C A L english The quantities of the commands above are Conf...

Page 71: ...to 24 ASCII characters Numerical values can contain up to 6 digits a negative sign and a decimal point Numbers with more than 6 characters are not accepted more than 4 decimal places are rounded off...

Page 72: ...P Path Queries the path from the root of the tree up to the current node Q H Highest Queries the number of son nodes of the current node Index Q N i Name Queries the name of the son node with index i...

Page 73: ...tion start Start Instrument in the DET mode processing the start conditions Titr Instrument in the DET mode titrating G Mode MET As DET G Mode SET Inac Instrument at the beginning or at the end of a t...

Page 74: ...strument in the TIP mode requesting sample size after start Unit Instrument in the TIP mode requesting unit of sample size after start Pause Instrument in the TIP mode in pause Info Instrument in the...

Page 75: ...the SET mode conditioning endpoint not reached R Mode MEAS Inac Instrument in the MEAS mode inactive R Mode CAL Inac Instrument in the CAL mode inactive R Assembly Bur ModeDis Buret in the DIS mode i...

Page 76: ...ive unit correctly or m S E26 Manual stop Exit The error message disappears on next startup E27 Stop V reached in SET Exit The error message disappears on next startup E28 Wrong object call up Exit Se...

Page 77: ...asured value pH U Ipol Upol or T with MEAS T The secondary measured value temperature may be instable as well Exit Correct error or m S E121 Measuring point list overflow more than 500 measuring point...

Page 78: ...ulation E157 No sequence defined in TIP Exit The error message disappears on next start E158 A second TIP has been called up in TIP Exit The error message disappears on next start E160 No new temporar...

Page 79: ...t or change date in Config Monitoring Service Date E205 Calibration interval is expired Exit The error message disappears on next calibration or if you delete the calibration E212 Transmission error f...

Page 80: ...ng branches Root Mode Method parameters UserMeth Administration of the internal user memory for methods MemoryCard Administration of the memory card Config Instrument configuration SmplData Sample spe...

Page 81: ...ASCII char ditto Decimal Number of decimal places 0 2 5 ditto Unit Unit for result output up to 6 ASCII char ditto Limits Limits for result ON OFF ditto LoLim Lower limit 0 999 999 ditto UpLim Upper l...

Page 82: ...99 ditto Factor Factor for relative stop volume 0 999 999 ditto MeasStop Stop measured value pH U I depends on meas quant 3 2 2 20 UnitMStop Unit of stop measured value read only ditto EPStop Stop af...

Page 83: ...ive stop volume 0 999 999 ditto MeasStop Stop measured value pH U I depends on meas quant 3 2 2 21 UnitMStop Unit of stop measured value read only ditto EPStop Stop after a number of EP s 1 9 OFF 3 2...

Page 84: ...2 18 Ipol Polarization current 0 1 127 ditto Upol Polarization voltage 0 400 1270 ditto PolElectrTest Test for polarized electrodes ON OFF ditto Temp Titration temperature 170 0 25 0 500 0 3 2 2 19 T...

Page 85: ...F 3 2 2 26 SReq Request of sample size after start value unit all OFF ditto LimSmplSize Limits for sample size 3 2 2 27 Status Status of limit control ON OFF ditto LoLim Lower limit 0 0 999 999 ditto...

Page 86: ...No of individual determinations 2 20 ditto ResTab Result table Select original delete n delete all ditto DelN Deletion of individual results 1 20 ditto Presel Preselections IReq Request of Id s after...

Page 87: ...aracters ditto Store Save method G ditto Name Method name 8 ASCII characters ditto Delete Delete method G ditto Name Method name 8 ASCII characters ditto DelAll Delete all methods G ditto List List of...

Page 88: ...10 ASCII characters ditto Backup Backup of internal memory G 3 2 2 57 Name Directory name 10 ASCII characters ditto Reload Reload backup from the card G 3 2 2 58 Name Directory name 10 ASCII character...

Page 89: ...test report ON OFF 3 2 2 67 PeriphUnit Selection of peripheral units CharSet1 External printer Epson Seiko Citizen IBM HP 3 2 2 68 CharSet2 as for CharSet1 RepToComport Output of manual reports 1 2 1...

Page 90: ...1200 2400 4800 9600 19200 38400 57600 115200 ditto DataBit Number of data bits 7 8 ditto StopBit Number of stop bits 1 2 ditto Parity Parity even odd none ditto Handsh Handshake HWs SWchar SWline none...

Page 91: ...2 85 FirstLine First line read only ditto LastLine Last line read only ditto EditLine Editing silo lines 1 1st silo line Method Method name up to 8 ASCII char 3 2 2 86 Id1 Sample identification 1 up...

Page 92: ...ce Root HotKey Keys with direct access User User name 3 2 2 91 Name Input of user name up to 10 ASCII char ditto Delete Delete user G ditto Name Input of user name up to 10 ASCII char ditto DelAll Del...

Page 93: ...G 3 2 2 94 MPList Checksum of meas point list read only ditto ActualMethod Checksum of current method read only ditto DetermData Determination data G 3 2 2 95 Write Read write for several nods ON OFF...

Page 94: ...an values SiloCalc Values of silo calculations C24 Values of variable C24 Name Name read only 3 2 2 99 Value Value read only ditto Unit Unit read only ditto C25 as for C24 C26 Values of variable C26 A...

Page 95: ...o Y Y coordinate read only ditto Z1 Z1 coordinate read only ditto Z2 Z2 coordinate read only ditto EP EP entry Index Index of entry read only ditto X X coordinate read only ditto Y Y coordinate read o...

Page 96: ...dispensing control volume time ditto V Volume to be dispensed 0 0001 0 1 9999 ditto Time Time to dispense 0 25 1 86 400 ditto VStop Limit volume 0 0001 9999 OFF ditto AutoFill Filling after each incr...

Page 97: ...g ON OFF ditto Delete Lock deletion ON OFF ditto Display Lock display function ON OFF ditto Mode Setting waiting intervals StartWait Waiting time after start ON OFF 3 2 2 120 FinWait Waiting time afte...

Page 98: ...to RC Recalculation of results done ON OFF ditto C Comport infos B1 When COM1 sends a report ON OFF ditto R1 When COM1 is ready again ON OFF ditto B2 When COM2 sends a report ON OFF ditto R2 When COM2...

Page 99: ...3 2 Remote control commands 785 DMP Titrino 96 Diagnose Object Description Input range Reference Root Diagnose Diagnose Report Output of adjustment parameters G 3 2 2 131...

Page 100: ...ol Upol Mode MEASQuantity pH U Ipol Upol T Selection of the standard mode Mode and the measured quantity belong to the complete selection If a method is selected from the method memory the nodes Mode...

Page 101: ...nfig ComVar They can be viewed and entered there see 3 2 2 82 3 2 2 8 Mode Def Report Assign1 Mode Def Report Assign2 DET full short mplist curve derive comb scalc full scalc srt calc param calib ff M...

Page 102: ...trPara SignalDrift pH U Ipol 0 5 50 999 OFF Upol 0 05 50 99 9 OFF Mode Parameter TitrPara UnitSigDrift read only Mode Parameter TitrPara EquTime 0 26 9999 OFF Parameters for DET and MET Criteria for t...

Page 103: ...oning 3 2 2 18 Mode Parameter TitrPara Temp 170 0 25 0 500 0 Parameters for DET MET SET Titration temperature in C If a Pt100 or Pt1000 is connected the temperature is measured continuously and the pa...

Page 104: ...original table is again set up i e any individual results which have been deleted are reincorporated in the statistics calculations delete n Single result lines are removed from the statistics calcu...

Page 105: ...AS Automatic inquiry after the start of the determination From such an inquiry the determination continues if the re quested entry entries is are made e g SmplData OFFSilo Id1 see 3 2 2 84 or with M G...

Page 106: ...Time is set to inf 3 2 2 31 Mode Parameter TitrPara Direction auto Parameters for SET Titration direction auto means the titration direction is determined automatically by the instru ment If 2 EP s ha...

Page 107: ...lid with measured quantities pH and U diff means differential amplifier see page 158 With Ipol the inquiries for the polarization current in uA Ipol and PolElectrTest are valid With Upol the inquiry f...

Page 108: ...AL Electrode identification It is classified under calibration data see 3 2 2 93 3 2 2 45 Mode Parameter Calibration SmplChanger ON OFF Parameters for CAL Calibration at Titrino With ON there are no h...

Page 109: ...th Ipol the requests for the polarization current in uA Ipol and PolElectrTest apply With Upol the request for the polarization voltage in mV Upol applies Entry in steps of 10 mV PolElectrTest also ap...

Page 110: ...me up to 10 ASCII characters MemoryCard ChangeDir Checksum G MemoryCard ChangeDir Checksum Value read only Changing the current directory The action is carried out if G is transmitted to the correspon...

Page 111: ...y MemoryCard List Card 1 Bytes read only for each directory List of all directories on the memory card with the following information Name Name of the directory Bytes Number of bytes used by the direc...

Page 112: ...PeriphUnit CharSet1 Epson Seiko Citizen HP IBM Config PeriphUnit CharSet2 Selection of the character set and the graphics control characters for COM1 resp COM2 of the Titrino IBM means the IBM charact...

Page 113: ...5 Config Aux RunNo 0 9999 Current sample number Set to 0 on power on and initialization After 9999 counting starts again at 0 3 2 2 76 Config Aux AutoStart 1 9999 OFF Number of automatic internal star...

Page 114: ...etermination results directly from the method see 3 2 2 7 3 2 2 83 SmplData Status ON OFF On off switching of silo memory When the silo memory is switched on the sample data are fetched from the lowes...

Page 115: ...done Silo lines which have been worked off are read only 3 2 2 87 SmplData ONSilo DelLine G SmplData ONSilo DelLine LineNum 1 255 OFF Deletion of a silo line The line is deleted with SmplData ONSilo...

Page 116: ...Titration curve of the last determination derive 1st derive of titration curve of the last determination with DET comb 1st derive combined with the titration curve of the last determina tion with DET...

Page 117: ...ta MPList 1 X read only read write Info DetermData MPList 1 Y read only read write Info DetermData MPList 1 Z1 read only read write Info DetermData MPList 1 Z2 read only read write for every measuring...

Page 118: ...ift correction in SET with conditioning 3 2 2 97 Info TitrResults FixEP 51 Value read only etc up to 59 Info TitrResults pK 61 Value read only etc up to 69 Info TitrResults TempVar C70 read only read...

Page 119: ...he current status of the I O lines Change sends the information regarding whether a change in status of a line has taken place since the last clearing Clear clears the change information For the outpu...

Page 120: ...Info ActualInfo Titrator dMeasdV read only Info ActualInfo Titrator ERC read only Info ActualInfo Titrator T read only Q sends the current values in the following formats DET MET SET MEAS CAL CyclNo 1...

Page 121: ...from the computer Pro ceed as follows 1 Lock the display see 3 2 2 119 2 Delete the whole display DelAll 3 For writing onto the display the standard character set will be used 4 Unlock the display se...

Page 122: ...bly The measuring function can only be started via RS Control When the measuring function is switched on no method can be started at the Titrino Input Selection of the potentiometric measuring input 1...

Page 123: ...5 Setup Comport 1 2 1 2 Selects the Titrino COM for the output of automatic info Setup Keycode Setup Trace Setup SendMeas Setup AutoInfo 3 2 2 116 Setup Keycode ON OFF ON means the key code of a key p...

Page 124: ...ait ON OFF Setup Mode FinWait ON OFF Holding points in the method sequence If they are ON the sequence stops until OFF is sent Switching the instrument on sets both nodes to OFF StartWait Holding poin...

Page 125: ...ON OFF Setup SendMeas Titrator dMeasdt ON OFF Setup SendMeas Titrator dMeasdV ON OFF Setup SendMeas Titrator ERC ON OFF Setup SendMeas Titrator T ON OFF Selection of the values from the titrator whic...

Page 126: ...T H Hold Status Hold has been reached T C Continue Continue after hold T O Conditioning OK EP reached in SET with conditioning T N Conditioning Not OK EP not reached in SET with conditioning T Re Requ...

Page 127: ...ured value is the end of the scale Right Relative specification of the width of the output medium e g pa per width for the length of the measured value axis 1 means the measured value axis is plotted...

Page 128: ...er and silo memories will be deleted The user memory contains the default user methods from Metrohm 3 2 2 130 Setup InstrNo G Setup InstrNo Value serial number 8 ASCII characters Instrument identifica...

Page 129: ...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 loop...

Page 130: ...Titrino CTS are not checked 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 Data...

Page 131: ...output is disabled for more than 6 s by XOFF E43 appears in the display Hardware Handshake HWs Titrino as Receiver Titrino as Sender The data flow can be interrupted by deactivating the CTS line Titri...

Page 132: ...dition Instrument is ready to receive data Protective earthing Direct connection from cable plug to the protective ground of the instrument Polarity allocation of the signals Data lines TxD RxD voltag...

Page 133: ...30 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 cau...

Page 134: ...cable properly wired error 43 Data output of the Titrino disabled for longer than 6 s by XOFF error 36 39 Receive error Are the RS settings the same on both devices The received characters are garbled...

Page 135: ......

Page 136: ...the card card write protected Writing functions are not possible if the card is write protected Remedy QUIT and remove write protection i e push write protection to the left change card battery The d...

Page 137: ...ured points can be stored Exit Use start criteria or select larger time interval missing EP An EP needed for calculation in a formula is missing missing fix EP A fix EP needed for calculation in a for...

Page 138: ...method of TIP contains assignments to C24 or C25 Exit CLEAR and switch on save lines under SMPL DATA key Warning The results of this line will not be saved second TIP call In TIP no further TIP can be...

Page 139: ...s e g F12 and the connection has then been inter rupted Possible causes Remote Box has a fault PC keyboard has a fault Exit Correct fault and switch Titrino off on TIP terminated TIP has been terminat...

Page 140: ...ntity the same on both instruments error 38 Overrun error At least 1 character could not be read Exit QUIT error 39 Overflow of the receive buffer of the GP Titrino 128 characters Exit QUIT Send error...

Page 141: ...m number see configuration page 8 and specify possible error displays 4 2 2 Procedure The diagnostic steps must be performed in sequence and compared with the reactions of the 785 DMP Titrino indented...

Page 142: ...for diagnostic test Power off Disconnect all external connections cables at rear except mains cable and keyboard Remove exchange unit Power on and immediately press and hold the 9 key until the poweru...

Page 143: ...code If any key is now pressed on the 6 2132 060 keypad or on the fron panel of the 785 the appropriate matrix code appears in the display 0 1 2 3 4 28 21 26 8 9 10 11 12 5 13 29 16 17 18 19 20 25 27...

Page 144: ...de If desired the exchange unit can be removed again If no exchange unit is inserted display does not show the ml code but check exchange unit Press Clear diagnose press key 0 9 5 Motor timer test Pre...

Page 145: ...2000 mV 1 mV Be aware of the calibrator s tolerance Set simulator to high ohmic condition with 642 1000 M The displayed reading may vary slightly only with 1500 mV 1 mV Press Clear analog input test 1...

Page 146: ...put test 1 5 Remove cables and resistor switch box 6 3 Polarizer test Press 5 polarizer test Press Enter dummy resistor 14 3k Connect resistor switch box or suitable resistor 14 3 k 0 1 using 3 496 50...

Page 147: ...st plug Press 4 extern input output test Press Enter I O test connector Insert the 3 496 8550 test plug in port B Remote Do not switch off instrument Press Enter Test sequence 1 In case of an error an...

Page 148: ...f no error is found after about 5 s display shows RS232 test 1 o k Remove test plug Press Clear RS232 test 1 2 8 2 RS232 test 2 Press 2 RS232 test connector 2 Insert the 3 496 8560 test plug in port A...

Page 149: ...xchange unit and put the burette tip into a collecting receptacle Press Clear The Titrino gets out of the diagnosis menu and returns to the user program Press DOS then STOP FILL Remove exchange unit C...

Page 150: ...lling per stop cock cycle 1 s for filling 20 s Tolerance 10 The following generally holds Spindle and stopcock must move at a constant speed noise In the filling setting the stopcock coupling must pos...

Page 151: ...variables etc are cleared as a result Power OFF Power ON and simultaneously press keys DOS and STOP FILL RAM Init Press START confirm RAM Init Press START RAM Init activ RAM is tested and initialised...

Page 152: ...Exchange Unit can no longer removed In this case it is necessary to proceed as follows 2 screws M3 fillister head knob edge of bench 2 screws M4 countersunk Fig 8 Disconnect instrument from power supp...

Page 153: ...nt can make it a hazard When the instrument is opened or if parts of it are removed certain components may be live if the instrument is connected to the mains The mains cable must therefore always be...

Page 154: ...134 110 baud rate 9600 data bit 8 stop bit 1 parity none handshake HWs send to Seiko none Seiko DPU 411 6 2125 020 6 2125 010 baud rate 9600 data bit 8 stop bit 1 parity none handshake HWs send to Sei...

Page 155: ...5 020 6 2125 010 Precisa balances with RS232C interface 6 2125 080 6 2125 010 The balance type must be preselected at the GP Titrino with the CONFIG key The weight is transferred as a number with up t...

Page 156: ...s not only connection of a sample changer but also additional control functions Pin assignment of the Remote socket and control possibilities see page 164 If a calibration has to be performed with the...

Page 157: ...selections 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 dev...

Page 158: ...y is switched on the barcode string always goes to the method The cursor position has no effect If the silo memory is switched off the input has no meaning id1 The barcode string always goes to Id1 Th...

Page 159: ...Country specific special characters will probably not be converted correctly Operating via a PC keyboard The Titrino can be operated from the PC keyboard The Titrino functions are called up as follow...

Page 160: ...te of the Titrino switches the statistics on Keys which are used for setting an accent e g are converted immediately If you try to enter the Titrino will display e instead The occupancy of the PC func...

Page 161: ...electrodes record noise voltages which arise from stray electrostatic and electromagnetic fields Particularly high field strengths occur through friction at insulators such as plastic floors synthetic...

Page 162: ...rodes should be preconditioned in the solvent used for ca 1 hour 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 0...

Page 163: ...6 During a titration it is important to ensure that the solution in contact with the electrode is thoroughly mixed This is achieved by efficient stirring But it should not be too fast otherwise the s...

Page 164: ...r temperature sensor Pt100 or Pt1000 Measuring range pH value pX 0 20 00 resolution 0 01 Voltage 0 2000 mV resolution 1 mV error limit 0 1 fullscale Current 0 200 A resolution 1 A Temperature 150 0 45...

Page 165: ...connection completely controllable from external control unit Remote input output lines for Sample Changer robot connection With optional Remote Box Connection of barcode reader and PC keyboard Stirre...

Page 166: ...ge 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...

Page 167: ...n 10 Input 3 pin 23 Input 4 pin 11 Input 5 pin 24 Input 6 pin 12 Input 7 Start Stop Enter Clear Sample ready Outputs pin 5 Output 0 pin 18 Output 1 pin 4 Output 2 Ready inactive Conditioning ok active...

Page 168: ...errors Activate pulse see page 166 L6 in TIP Pulses for recorder tp 150 s 10 000 per buret cylinder Remote box active not used not used not used Sample size out of limits Result out of limits For all...

Page 169: ...6 2 Pin assignment of the Remote socket 785 DMP Titrino 166 6 2 1 Lines of the Remote socket during the titration...

Page 170: ...6 2 Pin assignment of the Remote socket 785 DMP Titrino 167 6 2 2 Possible configurations of the activate pulse in SET and CAL...

Page 171: ...months Guidelines for the testing regulations SOP Standard Operating Procedure are given in the following Metrohm Application Bulletin No 252 Validation of Metrohm Titrators potentiometric according t...

Page 172: ...guaranteed features the purchaser has no rights or claims except those mentioned above If damage of the packaging is evident on receipt of a consignment or if the goods show signs of transport damage...

Page 173: ...3 ENV50140 93 ENV50204 93 level 3 Radiated rf electromag field immunity IEC801 4 IEC1000 4 4 95 level 4 El fast transient requirements IEC801 5 IEC1000 4 5 95 level 2 3 Surges immunity IEC801 6 IEC10...

Page 174: ...Source of specifications EN 50081 1 Electromagnetic compatibility basic specification Emitted Interference EN 50082 2 Electromagnetic compatibility basic specification Interference Immunity EN 61010...

Page 175: ...785 1013 1 Short Operating Guide for 785 DMP Titrino 8 785 1023 Options Accessories to separate order and on payment of extra charge Burets Auxiliary burets 765 Dosimat 2 765 0010 776 Dosimat 2 776 00...

Page 176: ...micro glass electrode without cable 6 0234 100 comb pH glass electrode with built in T sensor with SGJ 6 0238 000 T adapter for the connection of one electrode to 2 Titrinos 6 2103 100 T sensor Pt100...

Page 177: ...0 PC connection Cable Titrino PC 9 9 pins 6 2134 040 Cable Titrino PC 9 25 pins 6 2125 110 RS232 C extension cable 25 25 pins 6 2125 020 RS232 C extension cable 9 9 pins 6 2134 110 Vesuv 3 0 PC progra...

Page 178: ...common variables 10 43 Computer connection 154 COM X characteristics 126ff configuration 10 pin assignment 129 conditioning 27 CONFIG 7 Configuration 7 Connection balance 152 barcode reader 155 compu...

Page 179: ...time 26 F Fabrication number 3 factor 15 16 Filling rate after determination 16 after manual dosing 2 fix EP 18 formula 38 G General rules for RS232 67ff Graphics changing output 12 display 47 exampl...

Page 180: ...oring calibration interval 7 result limits 39 sample size limits 18 service interval 8 validation 7 N name 48 next service 8 no 134 135 Non aqueous titrations 158 not possible 135 not valid 135 O Obje...

Page 181: ...24 Setting up 150ff signal drift 15 33 35 SILO 60 silo calculations 64 silo empty 135 silo full 135 silo lines 61 Silo reports 46 64 slope 58 SMPL DATA 59ff smpl unit 59 Software handshake 126 Specia...

Page 182: ...4 MET 14 SET 24 Titration sequence DET 19 MET 19 SET 29 TIP 51 titr direction 25 transmission error 136 Tree 77 U Unit result 39 sample 59 up lim 17 18 39 U pol 16 USER 48 USER METH 53 User methods 53...

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