Thermo Scientific Orion Star T900 Series User Manual
Potentiometric titrators
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- Page 1 Thermo Scientific Orion Star T900 ™ ™ Series Potentiometric Titrators User Manual 68X700190 | Revision 2.0 | December 2019...
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Page 3: Table Of Contents
Contents Chapter 1 ..............6 Titrator Overview ..........6 Introduction ............ 6 Titrator Overview ............6 Terminology ............. 7 Safety Precautions ........... 9 Chapter 2 ..............11 Unpacking and Initial Setup ....... 11 Unpacking the Titrator ........11 Titrator Initial Setup........12 Attaching the Electrode Holder ...... - Page 4 Diagnostics ............32 Display ..............32 Temperature Input ..........32 Files and Info ............32 Notifications ............32 Logs ............33 Exporting Data Logs ..........33 Orion Star T900 Series Computer Software ..34 Methods ............37 Using Preprogrammed Methods ......38 Burette ............
- Page 5 Appendix ............66 Calculating a Reaction Ratio ......66 Selecting the Result Units ......66 Titration Result Units ..........66 MKA Result Units..........67 Titrator Calculations ........67 Direct Titration Calculations ........67 Blank Correction in Direct Titration ....... 67 Back Titration Calculations ........
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Page 6: Chapter 1
Titrator Overview C in juices, the Orion Star T900 series titrators offer a simple system to automate measurements. Please visit Thermo Scientific™ Orion Star™ T900 series laboratory www.thermofisher.com/titrator for additional information on titrators are designed to increase lab productivity by Thermo Scientific Orion instruments, electrodes and automating potentiometric titrations. -
Page 7: Terminology
Terminology or reducing nature of a sample. This gives an overall indication of how "reactive" the sample is. ORP The terminologies used in this manual are explained here: measurements are common in water, wastewater, process water and plating bath applications. Titrator ISE (Ion Selective Electrode) The device used to perform the titration, titrant... - Page 8 species of interest. This technique helps minimize matrix Measurement by an ion selective electrode (ISE) can be effects and offers greater precision than direct calibration performed in virtually every laboratory. Efficient and measurement. economical - electrode measurements can be simpler and faster than other analytical techniques.
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Page 9: Safety Precautions
Safety Precautions This symbol indicates that a risk of Thermo Fisher Scientific does not accept any liability for explosion is present. damage that may arise if information in this manual is not followed. Therefore, the operating instructions and specifications must be read and understood by all persons Orion Star T900 Series titrators utilize instrument technology involved in installation and operation of this equipment. - Page 10 WARNING: Risk of electric shock: with SDS and Power to the instrument is supplied with recommendations from the a 3-pin grounded power cable. Always manufacturer for any maintain the grounding of the instrument solvents and chemicals. for safety reasons. Never use ungrounded electrical outlet or extension WEEE Compliance: This product is required cables without grounding conductors.
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Page 11: Chapter 2
Chapter 2 The Orion Star T900 series titrator packaging contains the following items: • Titrator Unpacking and • 20 mL Burette • Burette Cover Initial Setup • Electrode Holder • Stirrer Probe • Dispenser Probe Unpacking the Titrator • Standard Tubing Kit Unpack the Orion Star T900 series titrator from its shipping •... -
Page 12: Titrator Initial Setup
Titrator Initial Setup Adjust the Electrode Holder Head location on the Electrode Holder Shaft by pressing the release button (3a) and sliding it to the appropriate location Attaching the Electrode Holder on the shaft. Refer to Figure 4. Attach the Electrode Holder Shaft by inserting the shaft into the hole on the top of the titrator and aligning the slots on the shaft with the tracks on the holder. -
Page 13: Installing The Burette
Installing the Burette Figure 5. Positioning the Burette Place the burette cover over the burette, gently screw on the cover and ensure the top of the burette Holding the center of the glass burette, gently align is aligned with the opening on the cover: the piston ball on the bottom of burette (a) with the clasp on the titrator (b): Seat the glass cylinder of the burette onto the... -
Page 14: Installing The Tubing
Installing the Tubing Installing Electrodes, Accessories and Devices Orion Star T900 series titrators include a standard tubing kit with three tubing sections – a burette to valve tubing with The back panel of titrator includes the connectors for the blue fittings, a reagent bottle cap to valve tubing with white electrodes, probes, external devices and power supply. -
Page 15: Connecting External Devices
Download the latest titrator software to access the latest update is installed. During the configuration features, enhancements and bug fixes for Thermo Scientific process, a sequence of three dots will be Orion Star T900 series titrators. -
Page 16: Chapter 3
Chapter 3 Titrator Preparation Instrument Setup Wizard The first time the titrator is powered on, the Instrument Setup Once various titrator settings and actions are performed, the Wizard will be shown. Press the “Start Setup” button to titrator home screen may look similar to this example: initiate. - Page 17 See the Methods section for instructions on electrode, titrant and titration parameters but the parameters using methods. are not saved as a method, the home screen will show direct links to the electrode, titrant and titration menus. Visit www.thermofisher.com/titrator available application notes and corresponding preprogrammed method files that can be loaded onto the titrator.
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Page 18: Titrant Preparation
Titrant Preparation In the “Rinse Cycles” section, press the – or + keys to adjust the number of rinse cycles and then press the “Rinse” button to start. The titrator will pull the titrant from the titrant bottle into the burette and then push the titrant from the burette into the dispenser probe and out into the waste beaker. -
Page 19: Titration Setup Wizard
Titration Setup Wizard Orion Star T920 Redox Titrator • Electrode Name: Enter a name using up to 14 alphanumeric characters From the Home screen, press the “Start a New Titration” button. The titrator will walk you through the setup Orion Star T930 Ion Titrator parameters and actions needed to complete a titration. -
Page 20: Step 2: Setup Titrant
Step 2: Setup Titrant titrant using a known standard as the sample Parameters related to the titrant are displayed and editable. • Titrant Concentration (Conc. Input Mode = Manual Always scroll through the entire list of parameters when Entry): Enter the concentration value of the titrant in making changes, as the displayed parameters will update M or mM based on any changes made to previous parameters. - Page 21 • Step 2: Setup Titrant Parameters for: Standard Purity: Enter the percent purity of the chemical used as the standard • Orion Star T930 Ion and T940 All-in-One Titrators when Electrode Type = ISE-MKA • Standard Concentration: Enter the concentration of the chemical used as the standard in M or mM •...
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Page 22: Step 3: Setup Titration
Step 3: Setup Titration Titrant Reaction Ratio Reagent Amount Parameters related to the sample titration are displayed and Reagent Molecular Weight editable. Always scroll through the entire list of parameters when making changes, as the displayed parameters will Reagent Purity ... - Page 23 prompt you to enter for the sample amount • Sample ID: Select None, Auto-Incremental or value before each titration Manual for the sample identification option • Sample Density: Enter the density of the sample For Auto-Incremental Sample ID: enter up to 11 alphanumeric characters and three •...
- Page 24 Step 3: Setup Titration Parameters for: If Manual Entry is selected, enter the blank value in M that will be used for every sample • Orion Star T930 Ion and T940 All-in-One Titrators when Electrode Type = ISE-MKA • MKA Process Control: Select optimized settings for “Routine”, “Quick”...
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Page 25: Example Parameter Settings From App Notes
automatically increase with each titration Example Parameter Settings from run, beginning with 001 App Notes For Manual Sample ID: the titrator will The following tables show examples of the electrode, titrant prompt you to enter for the sample ID value before each titration and titration setup parameters from existing application notes with preprogrammed methods. - Page 26 Titration Parameter Pre-dose Titrant Volume 0 mL Titration Technique Preset End Pt. Max total titrant volume 10 mL Number of Endpoints Titration Process Control Routine Endpoint Values Pre-stir Duration 5 sec Display Units Stir Speed Fast Titration Type Direct Titration Sample ID Manual Blank Required...
- Page 27 Result Units mg/L Stand. Process Control Routine Reaction Ratio Pre-stir Duration 5 sec Sample Mol. Wt. 100.09 g/mol Stir Speed Medium Sample Amount Fixed Volume, 100 mL Titration Parameter Pre-dose Titrant Volume 0.05 mL Titration Technique Preset End Pt. Max total titrant volume 20 mL Number of Endpoints Titration Process Control...
- Page 28 Number of Endpoints Electrode Name Edit as desired Results Units Titrant Parameter Standardize Reaction Ratio 1 Titrant Name Standard Name Titrant ID Edit as desired Standard Amount Fixed Volume, 4 mL Conc. Input Mode Standardization Standard Concentration 0.1 M (or true value) Nominal Concentration 0.01 M Pre-dose Titrant Volume...
- Page 29 Variable Weight Sample ID Manual Sample Amount (or Variable Volume If the titrant has a certified concentration and manual input of Pre-dose Titrant Volume 0 mL the titrant concentration is preferred, the method can be Max total titrant volume 10 mL modified similar to the example in the T1 TitraAcidity Method Titration Process Control...
- Page 30 Titration Technique Equivalence Pt. Standardize Tech. Equivalence Pt. Number of Endpoints Number of Endpoints Titration Type Direct Titration Results Units Blank Required Standardize Reaction Ratio 1 Result Units mg/L Standard Name Chloride Reaction Ratio Standard Amount Fixed Volume, 1 mL Sample Mol.
- Page 31 Titrant Parameter Titrant Name EDTA T9 Na Veg Method: Titrant ID Edit as desired The following setup parameters are recommended for Conc. Input Mode Standardization performing sodium multiple known addition (MKA) analysis of Nominal Concentration 10 mM canned vegetables (100 to 1000 mg sodium/100g, when Standardize Tech.
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Page 32: General Settings
General Settings sample temperature or perform a one-point temperature adjustment when using an ATC temperature probe. The General Settings screen will display a list of titrator settings for Diagnostics, Display, Files and Info and Notifications. Files and Info Press the “Files and Info” button to view the serial number, model number and firmware revision for the titrator and to Diagnostics perform an update on the titrator firmware. -
Page 33: Logs
Logs • Titration Cycle Complete – Audible beep when the titration cycle is done The Logs screen will display the active data logs: Titration • Maximum Titrant Volume – Audible beep when the Log, Titrant Log, Calibration Log and Direct Measure Log. titration maximum volume is reached Each data log will save up to 100 data sets and once full, the •... -
Page 34: Orion Star T900 Series Computer Software
operating systems are supported • The computer should have the latest Windows updates installed • The operator must have administrative computer access to use the computer software Connecting the Titrator to a Computer The titrator connects to a computer via a virtual Ethernet over USB connection. - Page 35 network by Microsoft and the computer software must be allowed to access public networks to function. If your company has 3rd party firewall software or other non-standard configuration, contact your IT department to make sure the connection is allowed. The software will not function if it cannot connect to the RNDIS network.
- Page 36 data. Click on an individual cycle data line to view its data, graph results and setup parameters. Scroll right to view all data associated with the individual cycle data lines. Click the Calibration tab to view the calibration data. Expand the summary line to view the individual calibration point data.
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Page 37: Methods
Methods The Methods screen will display a list of all available methods followed by the “Create a New Method” button Click the “Export” button to save the data to your computer as a PDF or CSV file. Click the “Print” button to print the data to your default network printer. -
Page 38: Using Preprogrammed Methods
• Burette Press the "Print" icon to print a summary of the existing methods on the titrator Using Preprogrammed Methods To download preprogrammed methods from the www.thermofisher.com/titrator website and load the methods onto the titrator, use the following procedure. Note: If one or more methods are exported to a USB flash drive from the titrator, the titrator will automatically format the USB flash drive with the correct file folders and steps 1 and 2 can be skipped. -
Page 39: Direct Measure
Direct Measure When the electrode and buffer are ready, press the “Start” button. When using a stirrer probe, the probe will start stirring when “Start” is pressed and stop stirring when the reading is stable. Wait for the pH value to stabilize, indicated by the green check icon, and perform one of the following actions: Press the “Accept”... - Page 40 Rinse the redox electrode with distilled water, blot In the Direct Measure screen and ISE mode, press gently with a lint-free tissue to remove excess water the “Calibrate” icon to start the calibration. and place into the standard. Rinse the ion selective electrode with distilled water When the electrode and standard are ready, press or rinse solution specified in the electrode manual, the “Start”...
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Page 41: Chapter 4
Chapter 4 Titrator Use and Maintenance Titration Mode There are several ways to start a sample titration on the Press the “Start Titration” button. titrator, use the way that works best for your workflow. Note: The titrator will immediately start dispensing titrant and •... - Page 42 Note: Press and hold the “Stirrer” icon at any time during the Press the “Run # Cycle” to perform another titration titration to adjust the stirrer probe speed. on a new aliquot of the same sample or press the “Complete” button to save and end the analysis. Note: If the “Run # Cycle”...
- Page 43 Individual cycles can be unchecked to be omitted from these calculations. Press the “Run # Cycle” to perform another titration on a new aliquot of the same sample or press the “Complete” button to The titration data will be automatically saved to the save and end the analysis.
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Page 44: Standardization Mode
Standardization Mode titrator will display a popup box prompting you to enter the standard amount value. Enter the value using the numeric keypad, Over time, standard titrant solutions age and can change press the “Save-Run” button and then the concentration. For higher accuracy, determine the exact titrator will start the standardization. - Page 45 standard. Once the “Complete” button is pressed, the titrator will display the data summary screen. Scroll down to see the average concentration and RSD calculations. Individual cycles can be unchecked to be omitted from these calculations. When the standardization is complete, the titrator will display “STOPPED”...
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Page 46: Calibrate Mode
Calibrate Mode Rinse the pH electrode with distilled water, blot gently with a lint-free tissue to remove excess water and place into the pH buffer. When the electrode It is strongly recommended to perform a pH calibration prior and buffer are ready, press the “Start” button. to performing a preset pH endpoint titration and helpful to perform a pH calibration prior to performing an equivalence If using a stirrer probe, the stirrer probe will... - Page 47 screen to enter the slope value and then press the “Save” button. The titrator will display the calibration summary including the average and segmented slope values. Press the “Export” button to export the calibration data to a USB flash drive or press the "Print"...
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Page 48: Mka Mode
MKA Mode Multiple known addition (MKA) is a technique of adding small, known amounts of a standard solution containing the ion or compound of interest to a sample and determining the sample concentration from the observed changes in potential after each dose addition. An ion selective electrode (ISE) is used to sense the potential changes due to concentration changes and the titrator calculates the amount of the ion or compound of interest in the sample. - Page 49 When the MKA analysis is started, the titrator will Press the “Run # Cycle” to perform another MKA display a wait icon until the added amount of analysis on a new aliquot of the same sample or standard is analyzed and the titrator determines that press the “Complete”...
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Page 50: Maintenance Schedule
Maintenance Schedule Help ensure the accuracy of your dispensing system by performing regular maintenance on your titrator. • Conduct a thorough inspection of the titrator and perform any necessary maintenance every 3 months for normal operation. For strong acids, strong bases or other aggressive titrants, increase the inspection and maintenance frequency as needed. -
Page 51: General Ph Electrode Maintenance
Thermo Scientific Orion product distributor for titrator service options. • Fill refillable electrodes up to the fill hole every day before use and make sure to open the fill hole during The Dispense Verification Kit (Cat. - Page 52 5 cycles. ΔWi = (W #i) – (W empty Press the “Rinse” button to start the rinse Where i is the identification number of the vial, 1 - 5 cycles. Find the conversion factor Z value based on the At the completion of the rinse cycles, make recorded temperature and air pressure per the sure the burette is fully filled with the ValueTable...
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Page 53: Titrator And Burette Storage
Thermo Scientific Orion gently shake as much of the remaining water out of technical support team or your local Thermo Scientific Orion the burette as possible. product distributor for titrator service options. -
Page 54: Chapter 5
Chapter 5 For issues that may be software related, update the titrator to the latest software revision – see the Updating Titrator Software section for detailed Customer instructions – and then perform a factory reset. Before performing a factory reset on the titrator, backup and export all data log files Services to a USB flash drive or printer, as data log... - Page 55 • used in titration? Acid/Base reactions, for example, total acidity of wine, juice, milk or ketchup Titrations can be classified according to the indication principles and the chemical reaction occurring: • Ion selective reactions, for example, chloride content in foods such as potato crisps/chips or ketchup Potentiometry •...
- Page 56 Signal acquisition measure mode will be used, the same once per day or eight hour shift is recommended. Evaluation Why is temperature compensation important in pH Each step has different specific parameters (i.e. increment measurements? size), which have to be defined according to the specific When measuring the pH of a solution there are three main titration method.
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Page 57: Warranty Information
Thermo Scientific Orion Star T900 series titrators are acid (or base). warranted as follows: What electrode should I use for non-aqueous... -
Page 58: Technical Support Assistance
Thermo Scientific or your Thermo Scientific-authorized For additional product information, contact your local distributor. authorized dealer, Thermo Scientific Orion technical sales Any product or component returned for examination and/or representative or contact us using the contact information on warranty repair shall be sent to Thermo Fisher Scientific in the page back of this user manual. -
Page 59: Regulatory Statements
Regulatory Statements FCC USA “This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. -
Page 60: Titrator Specifications
Titrator Specifications T920 Redox T940 All-in-one T910 pH Titrator T930 Ion Titrator Titrator Titrator Titration Technique Equivalence point or preset endpoint Incremental Technique Multiple known addition (MKA) Equivalence Points 1 or 2 Preset Endpoints 1, 2 or 3 MKA Points Up to 5 Titration Types Direct or back titration... - Page 61 T920 Redox T940 All-in-one T910 pH Titrator T930 Ion Titrator Titrator Titrator Temperature Relative Accuracy ±0.2 °C ±0.2 °C ±0.2 °C ±0.2 °C 1 to 5 point pH, 1 Calibration Modes 1 to 5 point pH 1 point relative mV 1 to 5 point ion point relative mV, 1 to 5 point ion...
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Page 62: Ordering Information
Ordering Information Titrators Cat. No Description Orion Star T910 pH titrator, includes 20 mL burette, stirrer probe, dispenser probe, standard tubing kit, 1 L START9100 plastic bottle, GL38 bottle cap with drying tube, computer cable, literature on USB flash drive, 110-240 V power supplies Orion Star T910 pH titrator standard ROSS kit, includes 8102BNUWP ROSS Ultra pH electrode, 927007MD ATC probe, 20 mL burette, stirrer probe, dispenser probe, standard tubing kit, 1 L plastic... - Page 63 Orion Star T940 all-in-one titrator ROSS Sure-Flow kit, includes 8172BNWP ROSS Sure-Flow pH electrode, 927007MD ATC probe, 20 mL burette, stirrer probe, dispenser probe, standard tubing kit, 1 L START9402 plastic bottle, GL38 bottle cap with drying tube, computer cable, literature on USB flash drive, 110-240 V power supplies Titrator Accessories and Consumables Cat.
- Page 64 START-UM1 Orion Star T900 series user manual on USB flash drive START-USB Orion Star T900 series USB computer cable START-VK1 Orion Star T900 series valve replacement kit pH Electrodes and Solutions Cat. No Description 8102BNUWP ROSS Ultra glass-body refillable pH electrode, BNC connector 8172BNWP ROSS Sure-Flow glass-body refillable pH electrode, BNC connector 8156BNUWP...
- Page 65 932011 Orion calcium ionic strength adjuster (ISA), 475 mL 900061 Orion calcium electrode filling solution, 5 x 60 mL 9617BNWP Orion chloride ion selective electrode, BNC connector 941706 Orion 0.1 M NaCl chloride standard, 475 mL 940011 Orion chloride ionic strength adjuster (ISA), 475 mL 900062 Orion chloride electrode filling solution, 5 x 60 mL 9609BNWP...
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Page 66: Chapter 6
Chapter 6 Selecting the Result Units Select the result units from the list shown on the titrator. The Appendix selected units will determine which parameters need to be entered to calculate the titration sample concentration results. Available result units include those listed here and new result units are added through titrator software updates. -
Page 67: Mka Result Units
MKA Result Units Titrator Calculations Units Definition The Orion Star T900 series titrators calculate concentrations Molar, moles per liter of samples based on the equivalent amounts of titrants Millimolar, millimoles per liter consumed at the determined endpoints; the titrators can mg/100mL Milligrams per 100 milliliters report and print results in a number of different units. -
Page 68: Back Titration Calculations
(�������� ∗ ���������������� ∗ ������������) − �������� ���� �������� �������� = �������� Back Titration Calculations Back titrations involve (1) adding excessive, known amount If the sample is measured by weight and/or concentration of reagent to the sample solution to react with the sample results other than M is required, the titrator will require that followed by (2) titrating the residual amount of reagent by the user to enter the necessary information about the... -
Page 69: Concentration Calculation In Back Titration
������������ − (�������� ∗ ���������������� ∗ ������������) �������� = ∗ ������������ ∗ 56.106 �������� where Cbk and Vbk are the concentration in M and volume ������������ ∗ ( %���������������� ���� ���� ) �������� in mL of the reagent used ������������ = ∗... -
Page 70: Multiple Endpoints
Multiple Endpoints Titrant Standardization For titrations having multiple endpoints, the Orion Star T900 In Orion Star T900 series titrators, the concentration of the titrators report the concentration determined at each titrant can be entered in M or mM if the value is known. The endpoint. -
Page 71: Multiple Known Addition (Mka)
Multiple Known Addition (MKA) From C0 - (Blank) the concentration of the original sample Cs is calculated. Here are a few examples of calculations Multiple Known Addition (MKA) is a method that by adding based on the selected units: known standard of the species and measuring the signal Calculation Examples in MKA, C0 is Determined change to estimate the unknown concentration of the Concentration from MKA in M... -
Page 72: User Defined Results
User Defined Results In some cases, users may want to set up a special unit for their results. Orion Star T900 titrators offer an option of User Defined to allow the flexibility. When the unit is User Defined, the user is asked to enter a Factor. - Page 73 User Notes Orion Star T900 Series Titrator...
- Page 74 Find out more at thermofisher.com/titrator wlp.techsupport@thermofisher.com Water and Lab Products | This product is intended for General Laboratory Use in accordance with our performance claims. It is the customers responsibility to ensure the performance is suitable for their specific use or application. © 2019 Thermo Fisher Scientific Inc.