Metrohm 900 Touch Control Tutorial
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Metrohm 900 Touch Control Tutorial

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900 Touch Control
Tutorial
8.900.8010EN

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  • Page 1 900 Touch Control Tutorial 8.900.8010EN...
  • Page 3 Metrohm AG CH-9100 Herisau Switzerland Phone +41 71 353 85 85 Fax +41 71 353 89 01 info@metrohm.com www.metrohm.com 900 Touch Control Tutorial 8.900.8010EN 01.2019...
  • Page 4 Technical Communication Metrohm AG CH-9100 Herisau techcom@metrohm.com This documentation is protected by copyright. All rights reserved. This documentation has been prepared with great care. However, errors can never be entirely ruled out. Please send comments regarding possible errors to the address above.

  • Page 5: Table Of Contents

    Creating a sample table ............. 37 Carrying out titrations ............40 Displaying statistics data ........... 41 5 Setting up the user administration Creating a user list .............. 42 Automatic login with USB flash drive ....... 44 Login with password ............46 ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 7: Introduction

    1 Introduction The present tutorial helps you to get acquainted with the operation of the 900 Touch Control. You will be guided step by step through the most important dialog pages by using a simple pH titration as an example.
  • Page 8 WARNING This symbol draws attention to a possible biological hazard. CAUTION This symbol draws attention to possible damage to instruments or instrument parts. NOTE This symbol highlights additional information and tips. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 9: Setup And Configuration

    2 Setup and configuration 2 Setup and configuration Setting up the instruments What you will need: A 900 Touch Control ￭ A Titrando with internal dosing drive and an 806 Exchange Unit ￭ A Titrando without internal dosing drive, with an 800 Dosino and an...
  • Page 10 ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 2.1 Setting up the instruments Balance If you connect a balance to the 900 Touch Control, you can transfer the sample size per push-button from the balance to the titrator. 800 Dosino In case you would like to automatically add an auxiliary solution to the sample before the titration, you will also need a Dosino.

  • Page 11: Configuring

    Press the power switch on the left-hand side of the back panel of ￭ the 900 Touch Control. The 900 Touch Control and the Titrando are initialized and a sys- tem test is carried out. This process takes some time. As soon as the buret unit has been recognized a message appears.

  • Page 12: Switching Off The Instrument

    2.2.2 Switching off the instrument The 900 Touch Control can be switched off with the power switch on the left-hand side of the back panel. The switching-off procedure takes a short time. The current data is saved and the system is shut down during this process.
  • Page 13 Input fields open an input dialog when tapped. Tapping on the selection symbol opens a selec- tion list. A check box can also be activated or deactiva- ted by tapping on it. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 14: Setting The Dialog Language

    If the dialog does not appear in the appropriate language, the dialog lan- guage can be changed. Proceed as follows: 1 Opening the system settings In the main dialog, tap on [System]. ￭ Tap on [System settings]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 15: Configuring A New Titrant

    A buret unit must be attached before carrying out the instructions listed below. The solutions are configured under System ▶ Titrant. Proceed as follows: 1 Opening the titrant list In the main dialog, tap on [System]. ￭ Tap on [Titrant]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 16 You will now see an entry which depicts the attached buret unit. Tap on [Select]. ￭ 2 Entering the titrant data You can now enter the necessary data for the titrant. Each of the ￭ buttons with the arrow symbol opens selection lists with useful suggestions. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 17 Enter additional data entries, e.g. for the concentration or the ￭ titer. The 900 Touch Control manual contains additional information regarding the settings which can be specified for titrants. The new titrant has been entered in the list. The cylinder size and the type of the buret unit are displayed.

  • Page 18: Defining The Report Output

    PDF file on a USB flash drive. You can then open the reports on your computer and print them out. Proceed as follows: 1 Configuring a printer In the main dialog, tap on [System]. ￭ Tap on [Device manager]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 19 If you would like to use a printer in your company network, tap ￭ on Connector and select Ethernet. The 900 Touch Control must already be connected to the network. You can enter the necessary information for the identification of the network printer under [Network printer].

  • Page 20: Carrying Out Simple Titrations

    In the main dialog, tap on [Load method] and then on [New ￭ method]. Select the template Dynamic Titration pH and tap on [Load ￭ template]. Use [Yes] to confirm any message which may appear concerning the modification of an existing method. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 21 Here the calculation of the result is defined. – REPORT Contains the list of the individual reports which are printed out. Defining the titrant 1 Opening the dosing device settings Select the DET pH command and tap on [Edit command]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 22 3 Selecting the titrant Under Titrant, tap on the selection symbol. ￭ The list shows the previously configured titrants. Select a titrant and tap on [Select]. ￭ Tap on the fixed key [ ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 23 If only one equivalence point (or even none at all) is recognized, then the titration will be ended after an entire cylinder volume has been dosed. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 24 Select the result template Content (%) and tap on [Load tem- ￭ plate]. The information window which now appears will announce that the wildcard F1 in the calculation formula stands for the molar mass of the sample. Tap on [Next]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 25 Now you can change the specifications for the result calculation (e.g. result name or the number of decimal places). Close the dialog for the calculation by tapping twice on [ ]. You ￭ will now see once again the dialog with the three commands. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 26 Here you can select the data which will be printed in a result report. Select additional data (e.g. Sensor data and Titrant data) by ￭ tapping accordingly. Close the dialog with the [ ] fixed key. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 27 Tap on the input field y2 axis and then select ERC. Afterwards, close the dialog with [ ] or [Select]. The ERC curve (1st derivative) will be printed out along with the standard titration curve as a result. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 28 Use [OK] to confirm the entry and close the text editor. ￭ Save the method by tapping on [Save]. ￭ The method is stored in the Main group folder. Return to the main dialog with the [ ] or [ ] fixed key. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 29: Entering User Name And Sample Data

    Tap on the input field Identification 2. ￭ Enter a further designation for the sample (e.g. batch number or ￭ sampling date). Confirm the entry with [OK]. ￭ 3 Entering the sample size Tap on the input field Sample size. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 30 900 Touch Control and are displayed in the main dialog. NOTICE Consult the manual for the 900 Touch Control to learn how you can connect and configure the balance. NOTICE Whether or not the sample size is entered in the main page or into the sample table depends on whether the sample table is activated or deac- tivated.

  • Page 31: Carrying Out The Determination

    ￭ Select Dosing. ￭ 2 Carrying out the "Prepare" dosing function NOTICE Make sure that the buret tip is directed into a vessel that can accommodate the cylinder volume of your buret unit several times over. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 32: Carrying Out The Titration

    ￭ Preparing is carried out. The proceeding of the function is shown on the display. Details on the function Prepare can be found in the manual for the 900 Touch Control. Tap on the fixed key [ ￭ Preparing the sample 1 Rinsing the electrode and dosing tip Place an empty vessel on the stirrer (or the titration stand).

  • Page 33: Displaying The Results

    The results of the last determination are always available under Results. Result name and result are displayed. Furthermore, the measured value and volume of the endpoints found are displayed. Proceed as follows to display the titration curve: ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 34: Recalculating The Determination

    Proceed as follows: 1 Opening the CALC command Return to the main dialog with the [ ] fixed key. ￭ Open the method with [Edit parameters]. ￭ Select the CALC command and tap on [Edit command]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 35 ] fixed key. ￭ 3 Initiating the recalculation Return to the main dialog with the [ ] fixed key. ￭ Open the result page with [Results]. ￭ Tap on [Recalculate]. ￭ Now two results will be displayed. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 36: Printing A Report Manually

    Numerous other reports, e.g. measuring point list, parameters report or titrant list, can also be selected under [More reports]. 2 Initiating the printing Tap on the selected report ￭ under [More reports], select another report and tap on [Print]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 37: Carrying Out An Extended Titration

    ￭ Select the CALC command and tap on [Edit command]. ￭ The second calculation Content (mol/L) should not be incorpo- rated in the statistical calculation. Select the result name Content (mol/L) and tap on [Edit]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 38: Saving The Determination And The Pc/Lims Report

    PC, then you can save it in a report called PC/LIMS report or transfer it directly to a PC through a serial connection. The tiBase database from Metrohm is available to you for administering the determination data on the PC.
  • Page 39 (memory location in a computer network). A USB flash drive (external memory) must be plugged in on the 900 Touch Control before a determination is carried out. This memory location must already be defined in the device manager at the time of the selection of a shared memory location in a computer network.

  • Page 40: Modifying The Titration Parameters

    4.3 Modifying the titration parameters NOTICE Details concerning the PC/LIMS report can be found in the manual for the 900 Touch Control. NOTICE These settings are method-specific. The determination data is saved to the defined memory location for all determinations which are carried out with this method.
  • Page 41 These are suitable for most applications. You can also make your own settings. 1 Modifying the dosing rate Tap on [Titration parameters]. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 42 Enter a somewhat longer waiting time, e.g., 30 s, and confirm ￭ with [OK]. Tap three times on the [ ] fixed key. ￭ You will now see once again the method run with the three com- mands. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 43: Saving A Method

    Return to the main dialog with the [ ] or [ ] fixed key. ￭ Creating a sample table If you wish to carry out several titrations, you can create a sample table with the various sample data. Proceed as follows: ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 44 Tap on Sample table. A checkmark shows that the sample table ￭ has now been activated. Return to the main dialog with the [ ] fixed key. ￭ A new button is now visible in the main dialog. ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 45 ￭ Select a saved method and tap on [Select]. ￭ A particular method can be selected for each sample which is to be processed. If no method is specified, then the currently loaded method is executed. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 46: Carrying Out Titrations

    A result report will be printed out and a PC/LIMS report will be saved after each titration if you have defined or activated these options. NOTICE The sample table can also be used with automated determinations. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 47: Displaying Statistics Data

    [Result on/off] or [Determ. on/off]. The recalculation of the statistics data will be performed immediately. If you would like to add other titrations to the statistics, you can do this in the statistical overview. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 48: Setting Up The User Administration

    5 Setting up the user administration If different persons are working on the instrument, we recommend that the user administration of the 900 Touch Control be used. This means that everyone can use their user identification to log on to the instrument. The reports will then automatically contain the respective user name.
  • Page 49 The user administration can be used only with administrator rights. At least one person must be in possession of administrator rights. Return to the user administration with [ ￭ Define additional users. ￭ Return to the main dialog with [ ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 50: Automatic Login With Usb Flash Drive

    1 Plugging in the USB flash drive Return to the main dialog with [ ￭ Plug in a USB flash drive into the rear of the 900 Touch Control. ￭ Wait until a message appears which confirms that the USB flash ￭...
  • Page 51 [No]. Then you can deactivate the Login via identification profile and create an ID profile in the user admin- istration. Confirm any messages which may appear with [Yes]. An automatic login will now take place. ￭￭￭￭￭￭￭￭ 900 Touch Control...

  • Page 52: Login With Password

    Configure the following settings: 1 Opening the login options Use System ▶ System settings ▶ User admin. to switch over ￭ to user administration. Tap on [Login options]. ￭ 2 Adjusting the settings Activate Login via user name. ￭ ￭￭￭￭￭￭￭￭ 900 Touch Control...
  • Page 53 Activate Password required. ￭ Many settings are possible in the login options. Consult the manual of the 900 Touch Control to look these up if necessary. NOTICE The login dialog is called up as soon as you exit the login options dialog...
  • Page 54 Confirm the entry with [OK]. ￭ Enter the password once again under Confirm password. ￭ Tap on [OK]. ￭ 3 Logging in Enter the new password under Password and tap on [OK] in the ￭ login dialog. ￭￭￭￭￭￭￭￭ 900 Touch Control...

This manual is also suitable for:

2.900.0010

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