Metrohm Titrino 719 S Instructions For Use Manual Download Page 1

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CH-9101 Herisau/Switzerland

E-Mail

[email protected]

Internet www.metrohm.com

719 S Titrino

Program version 5.719.0021

Instructions for Use

8.719.1103

03.2002 / pkl

Summary of Contents for Titrino 719 S

Page 1: ...CH 9101 Herisau Switzerland E Mail info metrohm com Internet www metrohm com 719 S Titrino Program version 5 719 0021 Instructions for Use 8 719 1103 03 2002 pkl...

Page 2: ......

Page 3: ...ameters for CAL 36 2 8 Result calculations 39 2 9 Statistics calculation 41 2 10 Common variables 43 2 11 Data output 44 2 12 Method memory keys USER METH 47 2 13 Calibration data key CAL DATA 49 2 14...

Page 4: ...onnection of a computer 123 5 2 Connection of electrodes preparing titration vessel 124 6 Appendix 127 6 1 Technical specifications 127 6 2 Pin assignment of the Remote socket 129 6 2 1 Lines of the R...

Page 5: ...tart methods for the most common applications are stored in the internal method memory The operator is free to modify and overwrite this methods or to create and store his own titration sequences Data...

Page 6: ...1 2 Controls and parts 719 S Titrino 2 1 2 Controls and parts Front view of instrument...

Page 7: ...OS is being pressed Used e g to prepare the Exchange Unit The dispensing rate can be set with potentiometer 4 Key STOP FILL Stops procedures e g titrations conditioning Filling after manual dosing wit...

Page 8: ...1 2 Controls and parts 719 S Titrino 4 Rear view of instrument...

Page 9: ...Pol 1 measuring input for PT100 or Pt1000 temperature sensor 9 Connection for separate keypad 10 Analog output for the connection of a recorder 11 Connection for power cable With power supplies where...

Page 10: ...ations and hold during ti trations SILO ON OFF switching of silo memory for sample data see page 51 CAL DATA Calibration data see page 49 C FMLA Calculation values see page 40 DEF Formulas data output...

Page 11: ...The first line indicates again where you are If a dialog text of an inquiry is marked with you can select a value with the key SELECT A value is stored with ENTER and the cursor moves to the next inqu...

Page 12: ...te you quit the text writing mode with QUIT Confirm now the name with ENTER If your text fills the whole text field just press ENTER to store the text During text input you can correct typing errors w...

Page 13: ...IG You see the title of a new group of inquiries This auxiliaries group contains the inquiry for the dialog language Pressing the ENTER key takes you to the inquir ies of the group auxiliaries Note th...

Page 14: ...quiries with QUIT You are one level higher in the configuration menu showing the title ajustes varios auxiliaries Press QUIT once again to exit the configuration menu and return to the standby state A...

Page 15: ...Entry of the end point and the control parameters PARAM ENTER ENTER ENTER ENTER Press PARAM The display shows Control parameters for EP1 Set the end point to pH 7 00 Dynamics means the control range i...

Page 16: ...second line shows a control bar which indicates the control deviation of the current measured value from the set end point After the titration the end point volume and its pH value is displayed With...

Page 17: ...xt result Quit the formula entry by pressing QUIT twice In order to be able to calculate the result enter the calculation constants used in the for mula Entry of the calculation constants C FMLA 0 1 E...

Page 18: ...the titration the calculated result is dis played directly after the titration As we have entered the formula later we now have to select the result display Display of the result SELECT ENTER Press SE...

Page 19: ...REPORTS ENTER Your printout will look like the following Identification of the report type fr full report Device type device number and program version Initial pH value mode and method name Volume and...

Page 20: ...ected you can print out the contents of your method memory Key sequence PRINT USER METH ENTER Stored methods can be loaded at any time Loading a method from the method memory USER METH ENTER SELECT or...

Page 21: ...nected this inquiry is skipped pH value of the first buffer Enter the pH value of the buffer at your calibration temperature The voltage of the first buffer is measured When the measured value has met...

Page 22: ...rinter connected to your Titrino you can print out the titration parameters with the keys PRINT PARAM ENTER Mount an Exchange Unit with c HCl 0 1 mol L as titrant Add 25 mL drinking water as sample an...

Page 23: ...the display With ENTER you obtain the mean value A second ENTER displays the number of single values which have been used for the mean calculation If you press SELECT again the display display std de...

Page 24: ...inquiry of the result table res tab To delete a single result with index n from the result table press SELECT so that delete n appears Enter index n of the result you wish to delete in our example th...

Page 25: ...n Seiko e g for DPU 414 Citizen e g for iDP 562 RS Custom DP40 S4N HP e g for Desk Jet types Place curves always at the beginning of a page as you cannot have them over 2 pages IBM for all printers wi...

Page 26: ...tomatic starts number of samples Used for instrument interconnections in which the external instrument does not initiate a start Not advisable in connections with Sample Changers Start delay 0 999999...

Page 27: ...key CONFIG 719 S Titrino 23 common variables C30 0 0 etc Values of the common variables Common variables C30 C39 0 999 999 The values of all common variables are displayed For creating of common vari...

Page 28: ...d confirm with ENTER Select the measured quantity pH U Ipol Upol T with SELECT and confirm it also with ENTER The following modes can be selected SET Set Endpoint Titration CAL pH Calibration MEAS Mea...

Page 29: ...ermination of the titration statistics Calculation of mean values and standard deviation see also page 41 preselections ON OFF of various auxiliary functions such as auto matic requests after the star...

Page 30: ...drift is reached 1 999 L min Titration stops if there is no dosing during t delay 0 999 s INF CLEAR sets INF Switch off when the end point is reached and the set time after the last dispensing has el...

Page 31: ...aiting time after start volume e g reaction time after dosing of a start volume The waiting time can be aborted with QUIT Extraction time 0 999999 s During extraction time no dispensing occurs but the...

Page 32: ...min max CLEAR sets max 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 statistics status OFF mean n 2 res tab original...

Page 33: ...ayed during the conditioning Display of drift during conditioning ON OFF Volume drift Type of drift correction auto man OFF Type of drift correction EP drift time auto drift value at start is valid ma...

Page 34: ...uested The temperature 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...

Page 35: ...aximum 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 ra...

Page 36: ...r This results in a drift of 2 L 5 s 24 L min the drift can be less than 24 L 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 wi...

Page 37: ...iment 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 38: ...s that the measured value is acquired after a fixed equilibration time Waiting time for measured value acquisition 0 9999 s OFF CLEAR sets OFF If no new equilibration time has been entered the Titrino...

Page 39: ...appear Mean value calculation from n single results 2 20 Result table original delete n delete all original The original table is used Deleted individual results are again incorporated in the evaluat...

Page 40: ...0 20 00 The pH 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 gi...

Page 41: ...all first OFF See page 131 statistics status OFF mean n 2 res tab original delete n 1 Statistics calculation Status of statistics calculation OFF ON If the statistics calculation is switched off the f...

Page 42: ...lue of the second buffer Store the value with ENTER or continue with START the value is not stored Leave the calibration with STOP 1 point calibration The second buffer is measured As many buffers app...

Page 43: ...mple RS1 EP1 C01 C00 Enter formula 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...

Page 44: ...Sample specific operands see page 50ff C30 C39 Common variables C40 Initial measured value of the sample last measured value in MEAS C41 End volume C42 Determination time C43 Volume drift for SET with...

Page 45: ...endpoints EPX or variables CXX For 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...

Page 46: ...ts 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 t...

Page 47: ...h DEF results RSX endpoints EPX 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 Assign...

Page 48: ...alib ff Select a block with SELECT If you require more than one report block set a as a delimiter between the blocks Meaning of the report blocks full Full result report with raw results calculations...

Page 49: ...report parameters PARAM Current sample data smpl data SMPL DATA Statistics report with the individual results statistics STATISTICS All sample data from the silo memory silo SILO Calibration data cal...

Page 50: ...sed to view the individual EP s results etc SELECT display ENTER display Remarks display results RS1 RS9 calculated results display EP s EP1 EP2 EP s dispaly mean m RS1 m RS9 n mean values and number...

Page 51: ...of method name 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 meth...

Page 52: ...ts of the method memory can be printed 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 yo...

Page 53: ...00 Entered automatically after a calibration 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...

Page 54: ...used as sample specific calculation variables C21 C23 smpl size Sample size Entry using keypad or via balance see page 120 smpl unit Unit of the sample size The display texts of the Titrino are shown...

Page 55: ...e fetched from the next silo line Organisation of the silo memory Silo memory contains 35 lines Next free line is 36 6 of the 35 lines have been processed Free lines from 36 to 99 and from 1 to 6 1 si...

Page 56: ...d method name from the method memory If no method name has been entered the sample is processed with the method in the working memory Selection of the method with SELECT Sample identification 1 3 or s...

Page 57: ...ory ON OFF Data cycling on is useful if you constantly have to process the same sample data In such a case the processed silo line is not deleted but copied to the next free line see below If you work...

Page 58: ......

Page 59: ...alog 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 Confi...

Page 60: ...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 F...

Page 61: ...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 i...

Page 62: ...ple size after start Start Instrument in the SET mode processing the start conditions SET1 Instrument in the SET mode titrating to the first endpoint SET2 Instrument in the SET mode titrating to the s...

Page 63: ...inactive Cond Ok Instrument in the SET mode conditioning endpoint reached Cond Prog Instrument in the SET mode conditioning endpoint not reached R Mode MEAS Inac Instrument in the MEAS mode inactive...

Page 64: ...startup E28 Wrong object call up Exit Send correct path for object Start path at root E29 Wrong value or no value allowed Exit Send correct value or call up new object E30 Wrong trigger this trigger...

Page 65: ...handshake for more than 1 s Exit QUIT Is the receiver switched on and ready to receive E41 DCD ON No proper handshake for more than 1 s Exit QUIT Is the receiver switched on and ready to receive E42 C...

Page 66: ...on the first measured value lies behind the endpoint Exit The error message disappears on next startup E131 No EP set for SET Exit The error message disappears on next startup E132 Silo empty and it h...

Page 67: ...tree can be divided into the following branches Root Mode Method parameters UserMeth Administration of the internal user memory for methods Config Instrument configuration SmplData Sample specific da...

Page 68: ...ions for data output Formulas Calculation formulas 1 for result 1 Formula Calculation formula special 3 2 2 5 TextRS Text for result output up to 8 ASCII char ditto Decimal Number of decimal places 0...

Page 69: ...99 3 2 2 16 ExtrT Extraction time 0 999 999 3 2 2 17 MeasInput Measuring Input 1 2 diff 3 2 2 18 Ipol Polarization current 0 1 127 ditto Upol Polarization voltage 0 400 1270 ditto PolElectrTest Test f...

Page 70: ...IReq Request of Id s after start id1 id1 2 all OFF 3 2 2 24 SReq Request of sample size after start value unit all OFF ditto ActPulse Output of a pulse ON OFF 3 2 2 25 Parameter Tree part Parameters...

Page 71: ...racters 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 72: ...s espanol italiano portugese svenska 3 2 2 42 Set Setting of date and time G 3 2 2 43 Date Date XXXX XX XX Time Time XX XX RunNo Run number 0 9999 3 2 2 44 AutoStart Automatic start 1 9999 OFF 3 2 2 4...

Page 73: ...t sample data Counter Counter of silo memory MaxLines Maximum lines read only 3 2 2 53 FirstLine First line read only ditto LastLine Last line read only ditto EditLine Editing silo lines 1 1st silo li...

Page 74: ...DetermData Determination data G 3 2 2 61 Write Read write for several nods ON OFF ExV Volume of Exchange Dosing unit read only read write ditto TitrResults Titration results RS Calculated results 1 1...

Page 75: ...r Clears counter G ditto PistonPos Measured value read only 3 2 2 67 Meas Measured value read only ditto Titrator From Titrator CyclNo Cycle number read only 3 2 2 68 V Volume read only ditto Meas Mea...

Page 76: ...Select Type of 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...

Page 77: ...Waiting time after run ON OFF ditto SendMeas Automatic sending of measured values SendStatus Connect disconnect sending ON OFF 3 2 2 82 Interval Time interval 0 08 4 16200 ditto Select Selection Asse...

Page 78: ...F ditto RC Recalculation of results done ON OFF ditto I Changing an I O input ON OFF ditto O Changing an I O output ON OFF ditto PowerOn RESET power on G 3 2 2 87 Initialise Set default values G 3 2 2...

Page 79: ...3 2 Remote control commands 719 S Titrino 75 Diagnose Object Description Input range Reference Root Diagnose Diagnose Report Output of adjustment parameters G 3 2 2 91...

Page 80: ...ete selection If a method is selected from the method memory the nodes Mode Select and Mode XXXQuantity are overwritten with mode and measured quantity of the corresponding user method 3 2 2 4 Mode Na...

Page 81: ...d Stored in the method memory of the Titrino Operands specific to the sample 3 2 2 52 and 3 2 2 53 and val ues of common variables 3 2 2 50 on the other hand are not stored with the methods 3 2 2 10 M...

Page 82: ...4 Mode Parameter TitrPara XPause 0 999 999 Parameter for SET Pause time 1 in s Is waited off before the dispensing of the start volume 3 2 2 15 Mode Parameter TitrPara StartV Type abs rel OFF Mode Par...

Page 83: ...been selected the volume in mL is valid A relative stop volume rel is dispensed as a function of the sample size Stop volume in mL smpl size factor The factor is valid OFF means that the criterion is...

Page 84: ...ation continues if the requested en try entries is are made e g SmplData OFFSilo Id1 see 3 2 2 73 or with M G see 3 2 2 1 H is not possible in requests 3 2 2 26 Mode Parameter Presel ActPuls ON OFF Pa...

Page 85: ...er 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 3 2 2 32 Mode Parameter Calibration Buffer 1 Value...

Page 86: ...corresponding node just after en tering the name Do not use blank characters before and after method name DelAll Deletes all methods in the user memory 3 2 2 39 UserMeth List 1 Name read only UserMeth...

Page 87: ...45 Config Aux AutoStart 1 9999 OFF Number of automatic internal starts 3 2 2 46 Config Aux StartDelay 0 999 999 Start delay time in s During this time the data of the preceding determination are retai...

Page 88: ...ters SmplData OFFSilo ValSmpl 6 digits sign and decimal point SmplData OFFSilo UnitSmpl up to 5 ASCII characters Current sample data The identifications Id1 Id3 can be used in formulas as sample speci...

Page 89: ...n report Is not accessible during a running deter mination parameters Parameter report of the current method During a running deter mination only live parameters are accessible smpl data Current sampl...

Page 90: ...mes have the same results of the checksum 3 2 2 61 Info DetermData G Info DetermData Write ON OFF Info DetermData ExV read only read write Recalculation of the measuring data is triggered with G Write...

Page 91: ...ad only Info ActualInfo Outputs Clear G Status sends the 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 clea...

Page 92: ...nfo Titrator dMeasdV read only Q sends the current values in the following formats SET MEAS CAL CyclNo 127 127 127 V ml 1 2345 Meas pH U Ipol mV Upol uA T C 3 6 mV 345 6 12 5 3 345 345 6 12 5 25 0 3 3...

Page 93: ...sembly Bur Fill G H C G starts the FILL mode of the buret function 3 2 2 74 Assembly Bur ModeDis G S H C Assembly Bur ModeDis Selected volume time Assembly Bur ModeDis V 0 0001 0 1 9999 Assembly Bur M...

Page 94: ...ne 2 is set to inactive by the EOD pulse L3 is the line of the activate pulse An active line 3 is set to in active by the activate pulse ResetLines Lines are set to the inactive status high 3 2 2 77 S...

Page 95: ...ent on sets both nodes to OFF StartWait Holding point right after starting a method or submethod in TIP holding point after AutoInfo T GC FinWait Holding point at the end a method or submethod in TIP...

Page 96: ...3 2 2 82 formats see 3 2 2 68 CyclNo Cycle number Together with the cycle time 3 2 2 71 a time frame can be set up The other data belong to the corresponding cycle number The cycle number is set to 0...

Page 97: ...ade simulta neously there is 1 message Pulses receive 2 messages one message each for line active and inactive I Input Change of an input line O Output Change of an output line except 7 pin 2 for reco...

Page 98: ...are set to their default value and error messages are cleared The user and silo memories will be de leted The user memory contains the default user methods from Metrohm 3 2 2 90 Setup InstrNo G Setup...

Page 99: ...o with foreign devices The cable shield must be properly grounded on both instruments pay attention to current loops always ground in a star head formation Only plugs with sufficient shielding may be...

Page 100: ...CRLF As soon as an LF is recognized the Titrino sends XOFF After this it can receive maximum 6 extra characters and store them The string sent previously is now processed by the Titrino Afterwards th...

Page 101: ...If data output is disabled for more than 3 s by XOFF E43 appears in the display Hardware Handshake HWs Titrino as Receiver Titrino external device Titrino external device Data output Data input LF XO...

Page 102: ...HWf All handshake inputs are checked at the Titrino handshake outputs are set Titrino as Receiver Titrino as Sender The data flow can be interrupted by deactivating the CTS line Titrino external devi...

Page 103: ...of the received signal is within the tolerance range remote station is ready to send data Data Terminal Ready DTR ON condition Instrument is ready to receive data Protective earthing Direct connection...

Page 104: ...Contact arrangement at plug female for RS 232C socket male View of soldered side of plug Ordering numbers K 210 9004 and K 210 0001 No liability whatsoever will be accepted for damage or injury cause...

Page 105: ...able 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 106: ......

Page 107: ...e monitoring is active Exit Connect Pt100 or Pt1000 or STOP division by zero The result could not be calculated as a divisor in the formula was equal to zero Exit Enter appropriate value manual stop T...

Page 108: ...n overwritten Exit CLEAR Default adjustment data are set The error message appears each time the instrument is switched on until it has been readjusted Metrohm service wrong sample With SET with prese...

Page 109: ...The transmission of the Titrino has been interrupted with XOFF for at least 3 s Exit QUIT E44 The RS interface parameters are no longer the same for both instruments E45 The receive buffer of the Tit...

Page 110: ...number see configu ration page 22 and specify possible error displays 4 2 2 Procedure The diagnostic steps must be performed in sequence and compared with the reac tions of the 719 S Titrino indented...

Page 111: ...s for diagnostic test Power off Disconnect all external connections cables at rear except mains cable and key board Remove exchange unit Power on and immediately press and hold the 9 key until the pow...

Page 112: ...32 110 keypad or on the fron panel of the 719 the appropriate matrix code appears in the display Fig 1 Keypad 719 Fig 2 Front panel 719 Block 1 is quit by pressing the Clear key twice diagnose press k...

Page 113: ...Analogue output test A voltage can be set at the analog output sockets at D using the kexpad But this should not exceed 2000 mV This volt age can also be used for the calibration of a connected record...

Page 114: ...7 1 Examination of highly insulated measuring inputs Connect Ind I measuring input to a voltage calibrator e g Metrohm 773 pH simu lator by means of a highly insulated cable e g 6 2108 060 Set calibra...

Page 115: ...II Press Clear analog input test 1 5 7 2 To check Pt 100 1000 connection Connect a Pt 100 or Pt 1000 sensor a resistor switch box or a single resistor of 100 or 1 k respectively to sockets Pt 100 1000...

Page 116: ...ss key 0 9 Remove cable and resistor switch box 8 External inputs and outputs This test is meaningful only if the 719 S Titrino is used interconnected with other instruments via the Remote connec tion...

Page 117: ...display shows extern input output o k Remove test plug Press CLEAR diagnose press key 0 9 9 RS 232 test A 3 496 8480 test plug normally used in the repair service is required for this test However thi...

Page 118: ...ills only if an exchange unit is inserted The Titrino gets out of the diagnosis menu and returns to the user program Remove exchange unit Check spindle zero position see Fig 5 0 2 0 6 mm Fig 5 Fig 6 T...

Page 119: ...o is again in the ready position Times for filling 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 f...

Page 120: ...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 Subsequently a warm start is executed...

Page 121: ...proceed as follows 2 screws M3 fillister head knob edge of bench 2 screws M4 countersunk Fig 7 Disconnect instrument from power supply Remove control knob Place instrument over edge of bench to allow...

Page 122: ...t 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 u...

Page 123: ...25 130 baud rate 9600 data bit 8 stop bit 1 parity none handshake HWs send to Seiko none Custom DP40 S4N 6 2125 130 baud rate 9600 data bit 8 stop bit 1 parity none handshake HWs send to Citizen none...

Page 124: ...46 020 additionally from Mettler ME 47473 Adapter and ME 42500 hand switch or ME 46278 foot switch Mettler interface 016 Cable in scope of delivery of interface 016 red lead to pin 3 white lead to pin...

Page 125: ...ance works only with 7 bit and the printer with 8 bit and if they are at the same Titrino the balance has to bet to space parity and Titrino printer to 8 bit no parity 5 1 4 Connection of a Sample Cha...

Page 126: ...eselection at Titrino Meaning Resolution Signal at analogue output U Voltage pH 0 00 pH 7 00 pH 14 00 U 1 mV U 1 mV I 1 A I 1 A T 0 C T 1 C T 1 C 700mV 0 mV 700 mV 1 mV 1 mV 10 mV 10 mV 0 mV 10 mV 10...

Page 127: ...1 6 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...

Page 128: ...lectrodes 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 129: ...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 130: ...contact with the electrode is thoroughly mixed This is achieved by efficient stirring But it should not be too fast otherwise the stirrer vortex will suck in air bubbles and CO2 or O2 can disturb the...

Page 131: ...urrent 0 200 A resolution 1 A Temperature 150 0 450 0 C resolution 1 C Polarizer Ipol 0 127 A resolution 1 A Upol 0 1270 mV in steps of 10 mV Measuring amplifier at 25 C and Titrino warmed up Input re...

Page 132: ...ion at SET T temperature 1 mV 12 Bit see also page 122 Ambient temperature Nom operation range 5 40 C Storage 20 60 C Transport 40 60 C Safety specifications Designed and tested in accordance to IEC p...

Page 133: ...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 134: ...active with errors Activate pulse see page 131 Pulses for recorder tp 150 s 10 000 per buret cylinder For all outputs VCE0 40 V IC 20 mA tPulse 100 ms Functions see page 131 Voltage pin 15 pin 14 pin...

Page 135: ...6 2 Pin assignment of the Remote socket 719 S Titrino 131 6 2 1 Lines of the Remote socket during the titration...

Page 136: ...6 2 Pin assignment of the Remote socket 719 S Titrino 132 6 2 2 Possible configurations of the activate pulse in SET and CAL...

Page 137: ...the calculation constants using the key C FMLA Stop volumes or other stop conditions should be entered depending on sample If a printer is connected the methods should be completed with report instruc...

Page 138: ...1 mol L pa 719 S Titrino 18200 719 0021 date 2002 03 13 time 12 24 0 SET pH Tit HCl parameters SET1 EP at pH 5 10 dynamics 3 max rate 5 ml min min rate 0 5 l min stop crit drift stop drift 20 l min S...

Page 139: ...titer c NaOH 0 1 mol L pa 719 S Titrino 18200 719 0021 date 2002 03 13 time 12 44 0 SET pH Tit NaOH parameters SET1 EP at pH 8 65 dynamics 3 max rate 5 ml min min rate 0 5 l min stop crit drift stop d...

Page 140: ...ple Titer c HCl 0 1 mol L pa 719 S Titrino 18200 719 0021 date 2002 03 13 time 12 49 0 SET pH p m_Val parameters SET1 EP at pH 8 20 dynamics 2 max rate 5 ml min min rate 5 l min stop crit drift stop d...

Page 141: ...nsumption of blank sample in mL Normality of the titrant 0 05 titer Molar mass of Br2 0 05 Dilution factor pa 719 S Titrino 18200 719 0021 date 2002 03 13 time 13 05 0 SET Ipol Br_No parameters SET1 E...

Page 142: ...ating procedures Guidelines for the testing regulations SOP Standard Operating Procedure are given in the following Metrohm Application Bulletin No 252 Validation of Metrohm Titrators potentiometric a...

Page 143: ...ranteed 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 aft...

Page 144: ...romagnetic compatibility basic specification Emitted Interference EN 50082 Electromagnetic compatibility basic specification Interference Immunity EN 61010 Safety requirements for electrical laborator...

Page 145: ...compatibility Immunity EN50082 1 IEC61000 6 2 Namur IEC61000 4 2 IEC61000 4 3 IEC61000 4 5 IEC61000 4 6 IEC61000 4 11 Safety specifications IEC61010 1 EN61010 1 It has also been certified by the Swis...

Page 146: ...r data acquisition and method backup for 2 devices 6 6008 500 1 Instructions for Use for 719 S Titrino 8 719 1103 1 Quick Reference for 719 S Titrino 8 719 1113 Options Accessories to separate order a...

Page 147: ...ries comb pH Glass electrode with SGJ without cable 6 0233 100 comb pH glass electrode without cable 6 0232 100 comb pH micro glass electrode without cable 6 0234 100 comb pH glass electrode with buil...

Page 148: ...connection Cable Titrino PC 25 25 pins 6 2125 060 Cable Titrino PC 25 9 pins 6 2125 060 6 2125 010 RS232 C extension cable 25 25 pins 6 2125 020 Vesuv 3 0 PC program for data acquisition and method ba...

Page 149: ...ter connection 123 conditioning 29 Configuration 21 Conformity 139 Connection balance 120 cable 143ff computer 123 electrode 124 printer 119 recorder 122 sample changer 121 stirrer 118 Ti stand 118 Co...

Page 150: ...0 CLEAR 6 CONFIG 6 21 DEF 6 39 DOS 3 ENTER 6 MEAS HOLD 6 MODE 6 24 PARAM 6 25 PRINT 6 45 QUIT 6 REPORTS 6 44 SELECT 6 SILO 6 51 SMPL DATA 6 50 START 3 6 STATISTICS 6 42 STOP FILL 3 STOP 6 USER METH 6...

Page 151: ...39 RS1 decimal places 39 RS1 unit 39 RS1 39 RS232 settings 22 RS232 interface configuration 22 pin assignment 99 properties 95ff Rules for operation via RS232 55ff run number 22 S same buffer 103 Samp...

Page 152: ...input 8 time 22 Tit HCl 134 Tit NaOH 135 titr direction 26 Titration non aqueous 124 parameters SET 26 sequence SET 30 vessel setup 126 titration parameters 26 Tree 63ff Troubleshooting 103ff Tutoria...

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