Metrohm 870 KF Titrino plus Installation And Tutorial
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Metrohm 870 KF Titrino plus Installation And Tutorial

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870 KF Titrino plus
Installation and tutorial
8.870.8004EN

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  • Page 1 870 KF Titrino plus Installation and tutorial 8.870.8004EN...
  • Page 3 Metrohm AG CH-9101 Herisau Switzerland Phone +41 71 353 85 85 Fax +41 71 353 89 01 info@metrohm.com www.metrohm.com 870 KF Titrino plus Installation and tutorial 8.870.8004EN 11.2010 jb/dm...
  • Page 4 Teachware Metrohm AG CH-9101 Herisau teachware@metrohm.com This documentation is protected by copyright. All rights reserved. Although all the information given in this documentation has been checked with great care, errors cannot be entirely excluded. Should you notice any mistakes please send us your comments using the address given above.

  • Page 5: Table Of Contents

    Creating a method for titer determination ......22 3.2.2 Preparing the buret unit ............26 3.2.3 Carrying out a titer determination .......... 27 3.2.4 Creating a titration method ........... 30 3.2.5 Determining the water content of a sample ......34 ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 7: Introduction

    Further information You will find general information about about Karl Fischer titration on the corresponding Metrohm CD. Additional information concerning the 870 KF Titrino plus can be found in the manual. Symbols and conventions...

  • Page 8: Setting Up And Connecting The Instrument

    ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2.1 Setting up and connecting the instrument 2 Installation Setting up and connecting the instrument 870 KF Titrino plus and the 803 Ti Stand ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 9 3 Screw the stand plate with the hexagon screw (hexagon key sup- plied) firmly to the titration stand to mount the support rod. Plugging in the mains cable Warning Note mains voltage. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 10 The cable 6.2151.120 is available as a possible alternative; using this cable, a printer, a USB hub or an RS 232/USB Box (see next section) can be attached directly, without an adapter, to the 870 KF Titrino plus. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 11 6.2151.020 When a USB cable 6.2151.020 is used, then the RS 232/USB Box 6.2148.030 can be connected to the 870 KF Titrino plus by means of a USB hub or an adapter 6.2151.100 (see preceding section). Connect the 9-pin plug of the respective balance connecting cable to the RS-232/1 connector.

  • Page 12: Setting Up The Kf Titration Cell

    Afterwards, press the holding bracket downward in order to mount the titration vessel. The levers of the holding bracket must enclose the cams of the plastic ring on the titration vessel in order to ensure a secure hold. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 13 2 Fill up the molecular sieve up to the ¾ level. 3 Place a small plug made of cotton wadding on the molecular sieve. Do not pack the wadding too tightly. 4 Seal the drying tube or the adsorber tube with the appropriate cover. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 14 5 Screw the electrode cable 6.2104.020 tightly onto the electrode. 6 Introduce the filled drying tube 6.1403.040 on the right of the elec- trode into the remaining opening and then tighten the screw nipple until it seals. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 15: Setting Up The Aspiration And Solvent Bottle

    Setting up the solvent bottle Methanol or KF solvent is pumped out of the supply bottle by overpres- sure and into the KF titration cell. All of the bottle top connectors must be leak-proof for this reason. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 16 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2.3 Setting up the aspiration and solvent bottle Metrohm offers suitable thread adapters for bottles with other threads than GL 45. 6.1805.200 6.1609.010 6.2023.020 6.1446.040 6.1602.105 6.1819.030 6.1801.120 6.1608.023 To equip the solvent bottle, proceed step-by-step as follows: 1 Place a thread stopper 6.1446.040 in the M6 connector (smallest opening) of a bottle top 6.1602.105 and screw it tightly.
  • Page 17 Setting up the aspiration bottle The aspiration bottle is used as a waste container and must be sealed against leaks. Metrohm offers suitable thread adapters for bottles with other threads than GL 45. 6.1801.120 6.1805.200 6.1808.050...

  • Page 18: Connecting The Pump

    1 Fasten the PTFE tubing from the aspiration bottle (clear glass) securely to the Waste connector (left-hand connector). 2 Fasten the PTFE tubing from the solvent bottle (amber glass with dry- ing tube) securely to the Solvent connector (right-hand connector). ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 19: Setting Up Tubings And Tips

    The end of the tip must touch the bottom of the vessel, but it must not inhibit the action of the stirring bar. As an alternative to the aspiration tip 6.1543.120, the aspiration tip 6.1821.070 can also be used with an M10 screw nipple. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 20 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2.5 Setting up tubings and tips Attaching the exchange unit 1 Slide the exchange unit from the front onto the 870 KF Titrino plus and push all the way to the rear. It must snap in audibly. Inserting the titration tip 1 Insert the titration tip of the exchange unit into the remaining open- ing at the rear on the vessel lid.

  • Page 21: Configuration

    Note External devices (printer, balance and USB stick) must be connected to the USB connector and, if necessary, be switched on before switching on the 870 KF Titrino plus. 3.1.1 Switching the instrument on and off Switching on the instrument Proceed as follows: Press the red [STOP] key.

  • Page 22: Setting The Dialog Language

    ￭ If no second dialog language is available, a corresponding language file must first be loaded into the instrument. The chapter Instru- ment diagnosis in the manual of the 870 KF Titrino plus describes how to proceed. 3.1.3 Adding and configuring a solution...
  • Page 23 (Intelligent Exchange Unit). not defined is the stand- ard solution. It can be used to carry out determinations without hav- ing configured a solution. This standard solution can neither be renamed nor deleted. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 24 The text editor is closed and the new name is displayed in the prop- erties dialog. 3 Define the concentration and the unit Select the parameter Concentration and open the editing dialog ￭ with [OK]. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 25: Configuring External Devices

    Menu ▶ System ▶ External devices. Proceed as follows: 1 Open the dialog External devices In the main dialog, select Menu with the arrow keys [⇧] or [⇩] ￭ and confirm with [OK]. The main menu opens. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 26 The properties dialog PC/LIMS report opens: Select COM2 and apply with [BACK]. ￭ 2 Configure the interface Select COM2 settings and confirm with [OK]. ￭ Select Handshake and confirm with [OK]. ￭ Select software and apply with [Back]. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 27 Proceed as follows: With the arrow key [⇩], select the menu item Balance and con- ￭ firm with [OK]. The list with the balances supported by the 870 KF Titrino plus opens. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 28: Carrying Out Titrations

    The balance is entered in the dialog External devices. Under COM1 settings you have to set the interface parameters of the connected balance (see manual 870 KF Titrino plus). Use the identical settings as defined for the balance. Switching to the main dialog 1 Repeated pressing on [BACK] will switch you to the main dialog.
  • Page 29 In the main dialog, select Menu and confirm with [OK]. ￭ The main menu opens. Select the menu item Parameters and confirm with [OK]. ￭ The parameters dialog opens: Select the menu item Titration parameters and confirm with ￭ [OK]. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 30 In the manual you will find details as to how the conversion factor FCT is to be adjusted if you do not use a water standard to carry out the titer determination. 4 Activate the statistics With [BACK], switch to the parameters dialog. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 31 [OK]. The list of available reports is displayed: Select the parameter Results and confirm with [OK]. ￭ Select on and confirm with [OK]. ￭ Select the parameter Curve and confirm with [OK]. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 32: Preparing The Buret Unit

    Select Manual control and confirm with [OK]. ￭ 2 Carry out the PREP dosing function Note Make sure that the buret tip is directed into a vessel that can accommodate the cylinder volume of your buret unit several times over. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 33: Carrying Out A Titer Determination

    This can be used to switch the stirrer back on. This dialog is exited with [BACK]. The working medium is titrated to the endpoint. This is indicated by Conditioning OK. The status is kept stable. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 34 Afterward the request for the sample size appears: 3 Enter the sample size Open the editing dialog with [OK]. ￭ Enter the sample size and apply with Accept or [BACK]. ￭ 4 Start the titration Press [START]. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 35 All five determinations were carried out in this example. In the function bar, select the Details function and confirm with ￭ [OK]. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 36: Creating A Titration Method

    Creating a titration method Below you will find a description of how to create your own method for water content determination. The 870 KF Titrino plus contains method templates which are already configured except for a few parameters. The water content of a sample should be determined by means of a triple determination.
  • Page 37 Select the parameter Solution and confirm with [OK]. ￭ The list of the configured solutions is displayed. Select the newly configured solution and apply with [OK]. ￭ 3 Adjust the calculation With [BACK], switch to the parameters dialog. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 38 Select the parameter Number of determinations and open the ￭ editing dialog with [OK]. Enter the number of determinations to be carried out, in this ￭ example 3. Apply the value with Accept or [BACK]. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 39 The modified parameters are saved automatically. It is not neces- ￭ sary to save the method under a name of its own. 7 Switch to the main dialog Repeated pressing on [BACK] will switch you to the main dialog. ￭ ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

  • Page 40: Determining The Water Content Of A Sample

    This can be used to switch the stirrer back on. This dialog is exited with [BACK]. The working medium is titrated to the endpoint. This is indicated by Conditioning OK. The status is kept stable. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 41 Now, enter information about the sample: Press [BACK]. ￭ The 870 KF Titrino plus switches from the live display to the main page. Select ID1 and press [OK]. ￭ Enter the text (e.g. product name, number of the analysis etc.) ￭...
  • Page 42 The titration starts and the curve is displayed: After the completion of the titration, the results dialog is displayed. If a printer is connected, then the report will now be printed out. Con- ditioning is restarted automatically. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 43 The result and the sample size of each determination are shown. On/ Off removes the selected determination from the statistics. The line will then be marked with an asterisk (*), the statistics will be recalcu- lated automatically. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...
  • Page 44 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 3.2 Carrying out titrations 8 Cancel the conditioning Press [STOP]. ￭ Conditioning is canceled and the dosing cylinder is filled. ￭￭￭￭￭￭￭￭ 870 KF Titrino plus...

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2.870.0010

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