Xylem WTW photoLab 7600 UV-VIS Operating Manual
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Xylem WTW photoLab 7600 UV-VIS Operating Manual

Spectrophotometer
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OPERATING MANUAL
ba77096e06 07/2022
®
photoLab
7600 UV-VIS
SPECTROPHOTOMETER

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Summary of Contents for Xylem WTW photoLab 7600 UV-VIS

  • Page 1 OPERATING MANUAL ba77096e06 07/2022 ® photoLab 7600 UV-VIS SPECTROPHOTOMETER...
  • Page 2 ® photoLab 7600 UV-VIS Copyright © 2022, Xylem Analytics Germany GmbH Printed in Germany. ba77096e06 07/2022...

  • Page 3: Table Of Contents

    ® photoLab 7600 UV-VIS Contents Contents Overview ........5 Overview of the instrument .
  • Page 4 ® Contents photoLab 7600 UV-VIS 4.5.1 General information ..... . .30 4.5.2 Measuring the absorbance or transmission . .30 Maintenance and cleaning ..... . .32 Exchanging the buffer battery .

  • Page 5: Overview

    ® photoLab 7600 UV-VIS Overview Overview Overview of the instrument Front of the instrument 1 Display 2 Keypad 3 Shaft for rectangular cells 4 Turn-up lid 5 Shaft for round cells 6 Cell shaft cover Fig. 1-1 Front of the instrument with operating elements Socket field on the rear panel 7 Connection for power pack...

  • Page 6: Keypad

    ® Overview photoLab 7600 UV-VIS Keypad Overview 1 Function keys F1 to F4 (function menu-depending) 2 Alphanumeric keypad 3 Keys with dedicated function Fig. 1-3 Keypad Key functions The keys on the right side of the keypad have the following functions: Designation Functions <ON/OFF>...

  • Page 7: Display

    ® photoLab 7600 UV-VIS Overview Designation Functions <ESC> – Cancels the running action. Entries that have not yet been accepted are discarded. – Switches to the next higher menu level. <START·ENTER> – Starts an action (e.g. measure- ment) – Opens a selected menu –...
  • Page 8 ® Overview photoLab 7600 UV-VIS Symbols in the Symbol Designation Function status line Save The <STORE> key is active. With <STORE>, you can save the displayed data. Printer The <PRINT> key is active. You can output to an interface the displayed data with <PRINT>.

  • Page 9: Safety

    ® photoLab 7600 UV-VIS Safety Safety Safety information 2.1.1 Safety information in the operating manual This operating manual provides important information on the safe operation of the product. Read this operating manual thoroughly and make yourself familiar with the product before putting it into operation or working with it. The operating manual must be kept in the vicinity of the product so you can always find the information you need.

  • Page 10: Safe Operation

    ® Safety photoLab 7600 UV-VIS Safe operation 2.2.1 Authorized use The authorized use of the photometer consists exclusively of the carrying out of photometric measurements according to this operating manual. Follow the technical specifications of the cells in chapter 7 T .

  • Page 11: Handling Of Hazardous Substances

    ® photoLab 7600 UV-VIS Safety Handling of hazardous substances When developing test sets, WTW carefully sees that the tests can be carried out as safely as possible. Some hazards by dangerous substances, however, cannot always be avoided. If self-produced tests or solutions are used, the responsibility concerning any risks caused by those tests or solutions lies with the user (personal respon- sibility).

  • Page 12: Commissioning

    ® Commissioning photoLab 7600 UV-VIS Commissioning General notes on handling ® The photoLab 7600 UV-VIS photometer is an optical precision meter. Therefore, it should always be handled with care, especially in mobile use. Always protect the meter from conditions that could damage the mechanical, optical and electronic components.

  • Page 13: Inserting The Buffer Batteries

    ® photoLab 7600 UV-VIS Commissioning The original packing is also required for the proper return of the instru- ment if it has to be repaired. Note that damage caused by improper transport voids all warranty claims. 3.2.1 Inserting the buffer batteries The buffer batteries supply the integrated clock while the photometer is switched off.

  • Page 14: Switching On The Photometer And Setting The Language

    ® Commissioning photoLab 7600 UV-VIS Connect the power 1 Connect the miniplug of the power pack pack to the socket (1) of the pho- tometer. 2 Connect the power pack to an easily accessible power socket. 3.2.3 Switching on the photometer and setting the language During the initial commissioning the photometer automatically guides you to the setting of the meter language after switching on (<ON/OFF>).

  • Page 15: Setting The Date And Time

    ® photoLab 7600 UV-VIS Commissioning 3.2.4 Setting the date and time During the initial commissioning, the instrument automatically guides you to the setting of the time and date after the setting of the language. The Date/Time menu is open. Date/Time 16.01.15 9:52 Date 16.01.2015...

  • Page 16: Operation

    ® Operation photoLab 7600 UV-VIS Operation Switching on or off the photometer Switching on 1 Switch the photometer on with <ON/OFF>. The display shows Self test 16.01.15 9:52 – the Self test dialog (if the user management is not active). Please make sure no cell is inserted and the cover is closed.
  • Page 17 ® photoLab 7600 UV-VIS Operation Self test During the self-test, all cells must be removed and the cell shaft cover closed. The self-test includes: Self test 16.01.15 9:52 – the test of the memory, proces- System test sor, internal interfaces, System test filter and lamp Filter test...

  • Page 18: General Operating Principles

    ® Operation photoLab 7600 UV-VIS General operating principles 4.2.1 Navigating with function keys and menus Press the < >< > < >< > key. The menu selec- tion moves in the corresponding direction. < >< > < >< > <F1> Press the <START·ENTER>...

  • Page 19: Display Of Navigation Paths In Short Form

    ® photoLab 7600 UV-VIS Operation Use of the function The function keys F1 to F4 are below the display. Their functions change keys depending on the operating situation and mode. The current functions are displayed in the function key menu at the bottom edge of the display. Apart from navigation, the function keys are also used for other operations: ...
  • Page 20 ® Operation photoLab 7600 UV-VIS Operating example: The following example shows the elements of the menu tree with the relevant Navigation to the operating steps: setting menu for the language Bold letters and angle brackets <HOME> indicate a key on the photometer [General setup] (except function keys).

  • Page 21: Entry Of Numerals, Letters And Characters

    ® photoLab 7600 UV-VIS Operation 4.2.3 Entry of numerals, letters and characters Numerals, letters, punctuation marks and special characters are entered with the alphanumeric keypad of the meter or using an external keyboard. The numerals and characters (expect for the small letters) assigned to the keys of the alphanumeric keypad are printed on the keys.

  • Page 22: Inserting A Cell

    ® Operation photoLab 7600 UV-VIS 4.2.4 Inserting a cell Round cells (with Inserting a cell with barcode starts the measurement; with methods without and without bar- barcode you have to select the method manually. code) 1 Open the cell shaft cover. Line mark Barcode 2 Close the inner turn-up lid.

  • Page 23: Usable Cells

    ® photoLab 7600 UV-VIS Operation 1 Open the cell shaft cover. Line mark Barcode 2 Insert the AutoSelector in the round cell shaft so it touches the bottom. When doing so, align the line mark with the notch at the Inner front of the round cell shaft.

  • Page 24: Zero Adjustment

    ® Operation photoLab 7600 UV-VIS Details on the minimum filling level and minimum filling volume are given in chapter 7 T ECHNICAL DATA Zero adjustment A valid zero adjustment is required for the calculation of measured values in the modes, Concentration, Absorbance / % Transmission, Special / Multi wavelengths, Kinetics and OptRF.
  • Page 25 ® photoLab 7600 UV-VIS Operation If no zero adjustment is available, the photometer will prompt you to carry out a zero adjustment. The cells must be absolutely clean and free of scratches. Always use a cell of the same type for zero adjustment and mea- surement of the sample.
  • Page 26 ® Operation photoLab 7600 UV-VIS 2 In Concentration mode only: Concentration 16.01.15 9:52 Select and confirm Zero adjust- ment. Adjust Zero adjustment Reagent blank value Calibrate the method 3: A6/25 16 mm 0.20 - 8.00 mg/l Setup Citation form Unit Method list The zero adjustment window pops Zero adjustment...
  • Page 27 ® photoLab 7600 UV-VIS Operation Mode Validity of the zero adjustment  Till the next zero adjustment for the same Concentration (user- defined methods) method * andSpecial / Multi wave- lengths  Till another kinetic profile is loaded Kinetics  Till the Kinetics mode is exited or the photom- eter is switched off * After the wavelength or method respectively was temporarily exited the photometer displays that a zero adjustment is available and the time it was...

  • Page 28: Measuring In Concentration Mode

    ® Operation photoLab 7600 UV-VIS Measuring in Concentration mode 4.4.1 Measuring cell tests with barcode <HOME> Concentration Inserting a cell with barcode starts Concentration 16.01.15 9:52 a measurement. Please select method for measuring or insert a barcoded cell or insert AutoSelector. Setup Method list Last method...

  • Page 29: Measuring Reagent Tests With Autoselector

    ® photoLab 7600 UV-VIS Operation 4.4.2 Measuring reagent tests with AutoSelector On one side, the AutoSelector has a bar code encoding a method number. When the AutoSelector is inserted in the round cell shaft, the bar code is automatically read and the relevant method selected by the photometer. <HOME>...

  • Page 30: Measuring The Absorbance / % Transmission

    ® Operation photoLab 7600 UV-VIS Measuring the Absorbance / % Transmission 4.5.1 General information The absorbance or transmission respectively is measured without the use of any methods or profiles. All settings are configured during measurement. Measuring against The absorbance or transmission can alternatively be measured against the the Reference absorbance of the zero adjustment or against a Reference absorbance deter- absorbance...
  • Page 31 ® photoLab 7600 UV-VIS Operation 5 Using [Absorbance] <–> [Trans- Transmission 16.01.15 9:52 mission], switch over the display from Absorbance to Transmission or vice versa. 13.8 489 nm 10 mm Setup Wavelength Absorbance Reference ba77096e06 07/2022...

  • Page 32: Maintenance And Cleaning

    ® Maintenance and cleaning photoLab 7600 UV-VIS Maintenance and cleaning Exchanging the buffer battery CAUTION There is a risk of explosion if unsuitable batteries are used. Only use leakproof alkaline manganese batteries. If you leave the photometer switched on during the exchange or insert the new batteries within a minute after taking out the old ones, the date and time are retained in the photometer.

  • Page 33: Cleaning The Enclosure

    ® photoLab 7600 UV-VIS Maintenance and cleaning should immediately be cleaned (see also section 6.1 A CTIONS IN THE CASE OF A BROKEN CELL 5.2.1 Cleaning the enclosure NOTE The housing components are made out of synthetic materials (ABS, PMMA and PC).

  • Page 34: Cleaning The Detector Lens

    ® Maintenance and cleaning photoLab 7600 UV-VIS 5.2.3 Cleaning the detector lens Normally, it is not required to clean the detector lens routinely. Cleaning the detector lens can be necessary in the following cases:  If the lens is visibly smudged, e.g. after a cell has broken or after a reagent accident (see also section 6.1 A CTIONS IN THE CASE OF A BROKEN CELL ...

  • Page 35: What To Do If

    ® photoLab 7600 UV-VIS What to do if... What to do if... Actions in the case of a broken cell WARNING Cells can contain dangerous substances. If the contents are released, follow the safety instructions of the package insert. If necessary, take corresponding protective measures (protective goggles, protective gloves etc.).

  • Page 36: Error Causes And Remedies

    ® What to do if... photoLab 7600 UV-VIS described in section 5.2.3 C LEANING THE DETECTOR LENS Error causes and remedies Meter does not Cause Remedy react to keystroke – Operating condition undefined or – Processor reset: EMC load unallowed Press the <ON/OFF>...
  • Page 37 ® photoLab 7600 UV-VIS What to do if... Cause Remedy – The cell shaft is contaminated – Clean the cell shaft (see section 5.2.2 and section 6.1) – Restart the instrument – If necessary, confirm the Please remove cell message with <START·ENTER>.
  • Page 38 ® What to do if... photoLab 7600 UV-VIS Connected printer Cause Remedy does not print – Printer not suitable – Connect a printer that is able to interpret one of the required printer control languages (PCL 3, PCL 3 Enhanced, PCL 5, PCL 5c, PCL 5e, PCL 6 Standard) Data transmission Cause...

  • Page 39: Technical Data

    ® photoLab 7600 UV-VIS Technical data Technical data Measurement characteristics Measuring principle Spectrophotometer with reference beam technology Light source Lamp type Xenon flashlamp Average lifetime 5 x 10 flashes, corresponding to at least 13000 h in permanent operation Monochromator Type Grating monochromator with step motor Wavelength range 190 - 1100 nm...
  • Page 40 ® Technical data photoLab 7600 UV-VIS Usable cells Round cells – Outer diameter: 16 mm – Inner diameter: 13.6 mm – Flat cell bottom Rectangular cells* – Path length: 10 mm, 20 mm and 50 mm – Maximum width: 12.6 mm Minimum filling level 20 mm Minimum filling volume...
  • Page 41 ® photoLab 7600 UV-VIS Technical data  Absorbance / % Transmission – Measurement against own reference absorbance value possible  Multi wavelengths – Freely definable calculations from absorbance values at up to 10 differ- ent wavelengths – Calculations can be stored as methods (max. 499) ...

  • Page 42: Measured Value Documentation And Quality Assurance

    ® Technical data photoLab 7600 UV-VIS Measured value documentation and quality assurance Memory for mea- Memory capacity – 5000 single measured values from the sured values measuring modes, concentration, absor- bance / % transmission and multi wave- lengths – 40 MByte internal memory, sufficient for approx.
  • Page 43 ® photoLab 7600 UV-VIS Technical data Allowed Temperature Operation: +10 °C to + 35 °C environmental (41 °F to 95 °F) conditions Storage: -25 °C to + 65 °C (-13 °F to 268 °F) ≤ Humidity Yearly mean: 75 % 30 days/year: 95 % Other days:...

  • Page 44: Disposal

    ® Disposal photoLab 7600 UV-VIS Disposal Handle and dispose of all waste in compliance with local laws and regula- tions. EU only: Correct disposal of this product — WEEE Directive on waste electrical and electronic equipment This marking on the product, accessories or literature indicates that the prod- uct should not be disposed of with other waste at the end of its working life.
  • Page 46 Xylem also provides a leading portfolio of smart metering, network technologies and advanced analytics solutions for water, electric and gas utilities. In more than 150 countries, we have strong, long-standing relationships with customers who know us for our powerful combination of leading product brands and applications expertise with a strong focus on developing comprehensive, sustainable solutions.

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