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PFXi Series Operator's Instruction Manual V1.6

Lovibond

The Tintometer Limited, Solar Way, Solstice Park, Amesbury, Wilts, SP4 7SZ
Telephone: +44 1980 664800
Page 1 of 53
Lovibond®
PFXi-Series
OPERATOR'S INSTRUCTION MANUAL
Email:
sales@tintometer.com

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  • Page 1: Lovibond

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Lovibond® PFXi-Series OPERATOR’S INSTRUCTION MANUAL The Tintometer Limited, Solar Way, Solstice Park, Amesbury, Wilts, SP4 7SZ Telephone: +44 1980 664800 Email: sales@tintometer.com Page 1 of 53...
  • Page 2: Table Of Contents

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Contents Lovibond®..........................1 Disposal of Waste Electrical and Electronic Equipment ............4 Warning ............................. 4 Introduction ..........................5 Using the manual ........................5 Caution and safety signs ......................5 User responsibility ........................5 Instrument Specification ......................
  • Page 3 ® Lovibond Glass Cells ......................44 Certified colour reference materials..................45 ® Factors Influencing Inter-Instrument Differences in Lovibond Colour Measurements ..46 Appendix 1 ..........................48 The procedure for upgrading the PFXi firmware ..............48 Appendix 2 ..........................51 Registering your Instrument ....................51...
  • Page 4: Disposal Of Waste Electrical And Electronic Equipment

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Disposal of Waste Electrical and Electronic Equipment This symbol on the product or on its packaging indicates that this product shall not be treated as general waste. Instead it shall be handed over to an applicable recycling scheme or the original manufacturer for the recycling of electrical and electronic waste.
  • Page 5: Introduction

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Introduction Using the manual The following typefaces and icons are used in this manual: Characters between bold square brackets indicate a key on the keypad. Example: [ZERO] Baseline measurement key Up key on Keypad Italics A typeface in bold Italics indicates characters as shown on the display.
  • Page 6: Instrument Specification

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Technical Specification PFXi 195 PFXi 880/950/995 Measuring principle 9 interference filters 16 interference filters 420 – 710 nm Spectral response Bandwidth 10 nm Repeatability On measurements of de-ionised water Chromaticity +/- 0.0004 +/- 0.0002...
  • Page 7 Methods 2120 E ® AOCS-Tintometer AOCS Cc 13b-45 Special red and yellow version of the Lovibond RYBN 0 - 20 Red, 0 - 70           AOCS Cc 8d-55 scale used for oils, fats and derivatives...
  • Page 8 RYBN ISO 15305 Oils, fats, chemicals, resins and other transparent 0 - 70 Red, Yellow; 0 - ® AOCS Cc 13e-92 liquids in terms of Lovibond Red, Yellow, Blue and 40 Blue; 0 - 3.9 Neutral    ...
  • Page 9: Unpacking

      W600/B/6” Cell Genuine Lovibond ® Cells are supplied with each instrument. Only use genuine Lovibond ® cells to ensure repeatability in test results. Other cells may not be manufactured to the same rigorous quality standards. ® Replacement Lovibond cells may be purchased by quoting the description (e.g W600/B/10).
  • Page 10: Installation

    ® Carefully remove the Lovibond PFXi from its packing case. Remove the desiccated silica gel pack from the sample chamber. The power supply, mains lead and accessories are all included in the packaging.
  • Page 11: The Instrument

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond The Instrument Rear View 1 USB port 4 24 Volt power input 2 RS232 port 5 ON/OFF switch 3 Local area network (RJ45) Port Front View Key: 1 Lamp access panel 4 Keypad...
  • Page 12: The Keypad

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond The Keypad MENU PQRS WXYZ Func ZERO Key: 1) Menu: Selects menu system or returns to 6) Read: Initiates the measurement of a the main menu sample 2) Esc: Exits a menu and commits any...
  • Page 13: Switching On The Instrument

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Switching on the Instrument When the instrument is powered on the display shows the model number, serial number and the version of firmware installed. Hardware Setup Regional Settings Press MENU Press  or  to move the Highlight bar to “Hardware Setup”.
  • Page 14: Setting The Date

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Date The PFXi series has a real time clock that is used to keep track of time. The date set in the clock is used for storage of results and is printed along with the result. The clock automatically deals with leap years.
  • Page 15: Setting The Date Format

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Date Format The format for the date can be set as either day/month/year or month/day/year. This format is used when sending data to a computer or printer and with stored results. The date displayed on the instrument is always in the day/month/year format.
  • Page 16: Network Settings

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Network Settings Press MENU Press  or  to move the Highlight bar to “Hardware Setup”. Press  to select. Press  or  to move the Highlight bar to “Network Settings”.
  • Page 17: Setting The Subnet Mask

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond If an error is made in entering the IP Address, the following message screen will be displayed. Press  to exit the screen and re-enter the value required. Press  or  to move the highlight to the next item.
  • Page 18: Setting The Default Gateway

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Default Gateway A default gateway is a node (a router) on a computer network that serves as an access point to another network. The PFXi instruments use this to connect to the remote calibration server or for the remote diagnostic utility.
  • Page 19: Setting The Event Log

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Event Log The Event Log records any changes made to the settings of the instrument. The data is sent out to the port specified in the “Log File Port” in “Measurement Logging”.
  • Page 20: Measurement Options

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Measurement Options Measurement Settings Press MENU Press  or  to move the Highlight bar to “Measurement Options”. Press  to select. Press  or  to move the Highlight bar to “Measurement Settings”.
  • Page 21: Cie Settings

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond CIE Settings When measuring using one of the CIE colour spaces, the user needs to set the correct observer and illuminant setting. Changes to these values only affect the CIE scales. They do not have an effect on the other colour scales.
  • Page 22: Path Length

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Path Length Certain colour scales and parameters use the path length of the sample cell within their calculation, such as Chlorophyll, beta carotene, EBC and Icumsa. The user should always set the path length to that of the sample cell being used. This is also important when printing or storing results as the path length is saved along with the measurement data.
  • Page 23: User Length Units

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond User Length Units This setting sets the measurement system for the User entered cell path length. Press  or  to move the highlight bar to “User Length Units”. Press  or  to scroll through the list of options.
  • Page 24: Brix Value

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Use the numeric keys and the . to enter the value required. Press Del to delete the last character entered if a mistake is made. Press Esc to exit without changing the value or press ...
  • Page 25: Measurement Averaging

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Measurement Averaging Press  or  to move the highlight bar to “Measurement Averaging”. Press  to select. Switch Measurement Averaging On/Off Press  or  to move the highlight bar to “Averaging”.
  • Page 26: Setting The Time Interval For Automatic Averaging

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Time Interval for Automatic Averaging Press  or  to move the highlight bar to “Interval”. The Format for the interval is Minutes: Seconds. Press  to change the value.
  • Page 27: Measurement Logging

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Measurement Logging Press MENU Press  or  to move the highlight bar to “Measurement Options”. Press  to select. Press  or  to move the highlight bar to “Measurement Logging”.
  • Page 28: Setting The Required Temperature

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Setting the Required Temperature Press  or  to move the highlight bar to “Set Temp. °C”. Press  to change the value. Use the numeric keys and the . to enter the value required.
  • Page 29: Selecting Colour Scales

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Selecting Colour Scales Press MENU Press  or  to move the highlight bar to “Colour Scales”. Press  to select. Press  or  to move the highlight bar to the colour scale required.
  • Page 30: Performing A Baseline Measurement

    When performing a baseline measurement, ensure that the sample chamber is empty. The Lovibond® PFXi automatically takes a baseline measurement when it is first switched on. This measurement should be repeated at least every 4 hours by pressing the ZERO key.
  • Page 31: Taking A Measurement

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Taking a Measurement After the baseline measurement is finished, the instrument is ready for use. Position the sample cell at the right hand end of the sample chamber. Close the sample chamber lid and press the READ key.
  • Page 32: Displaying Results

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond If the Dilution factor has been set to manual the following screen will appear. Use the numeric keys to enter the value required. Press Del to delete the last character entered if a mistake is made.
  • Page 33: Cie Color Scales

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond CIE Color Scales Use  or  to scroll through the selected colour scales or press F2 to switch the display between text and graphical display of the result. Use  or  to scroll through the selected colour scales or press F2 to switch the display between text and graphical display of the result.
  • Page 34: Printing Results

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Printing Results If “Measurement Logging” has been set to “ON” the results for the selected colour scales will be output to the port selected. A serial printer can be connected to the RS232 port on the rear of the instrument. The printer...
  • Page 35: Converting A Sample To A Standard

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Converting a Sample to a Standard At the Main Menu Press Func Enter 1 then Press Enter  The values for the sample will now have been copied over to the standard.
  • Page 36: Understanding Off Hue

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Understanding Off Hue When using a visual system to compare samples with glass standards, it is possible to see when the sample becomes too different in colour to make accurate colour comparisons. With automatic instruments, the nearest scale point is often displayed with no consideration of the colour difference between the sample and the colour scale.
  • Page 37 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond In the following example, the nearest colour is still the arrowed standard but Off Hue factor has been increased to 11. In this example one would expect a visual comparison to give the result as the 6 standard along.
  • Page 38: Database Functions

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Database Functions Store the Current Measurement Press MENU Press  or  to move the Highlight bar to “Database”. Press  to select. Press  or  to move the Highlight bar to “Store”.
  • Page 39: Retrieve A Measurement

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Retrieve a Measurement Press MENU Press  or  to move the Highlight bar to “Database”. Press  to select. Press  or  to move the Highlight bar to “Retrieve”. Press  to select.
  • Page 40 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Press  or  to move the Highlight bar to select the saved measurement. The details of the measurement are shown on the right hand side of the display. Press  to select the highlighted measurement.
  • Page 41: Remote Calibration

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Remote Calibration This allows the user to calibrate the instrument using a Calibration Pack they have purchased. The Calibration Pack will have been measured using the ISO17025 calibration facility at The Tintometer Limited. To use this feature the user needs to be able to connect to the Tintometer Limited Calibration Server, and to have previously registered their instrument.
  • Page 42 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Press Esc to exit or press  to accept the value and return to the previous screen. Follow the instructions shown on the display. The First operation of the calibration is to perform a baseline measurement.
  • Page 43: Maintenance

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Maintenance The Lamp The expected lamp life is 600,000 measurements before failure. When replacing the lamp, always unplug the instrument from the power supply. Undo the two thumbscrews and remove the lamp block. Unscrew the lamp from the block and replace with the new lamp.
  • Page 44: Lovibond ® Glass Cells

    65 61 30 6” W600/OG/6” W600/B/6” 60 61 50 65 61 50 1 mm Dark 13 28 20 W600/OG/10 with Sample Cell 9 mm spacer ® For further information on Lovibond cells, please ask your supplier. Page 44 of 53...
  • Page 45: Certified Colour Reference Materials

    ® ® under UKAS to ISO 17025; AOCS-Tintometer , Lovibond RYBN Colour and Pt-Co Colour certified under ISO 9001 quality system. Each standard is supplied in a 500 ml bottle with an expiry date of guarantee of colour stability and full certification including MSDS. They are all classified as non-hazardous according to EU directives.
  • Page 46: Factors Influencing Inter-Instrument Differences In Lovibond Colour Measurements

    . In particular, BS 684 Section 1.14, ISO/FDIS 15305 and ® AOCS Cc13e-92, all standard test methods for the determination of Lovibond colour of animal and vegetable fats and oils, specify the use of the Model F (BS 684) (previously the Model E version AF905).
  • Page 47 As a guide, it is advisable to restrict the colour ® intensity of the sample to less than a total of 30 - 40 Lovibond units. Using a shorter path length cell can reduce colour intensity.
  • Page 48: The Procedure For Upgrading The Pfxi Firmware

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Appendix 1 The procedure for upgrading the PFXi firmware Connect the PFXi to the source computer (laptop of PC) via USB. Switch on the PFXi whilst holding down the ‘F1’ on the instrument. A dialog will appear on the LCD screen with the text ‘Enter Function No’...
  • Page 49 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Click on the ‘Connect’ button and confirm the instrument type and serial number are correct. Click on the ‘Load File’ button and navigate to the new flash file (“PFXi_100xx.flash”). The file will take a few seconds to load. When the file has loaded correctly, the ‘Program’ button will be enabled and the ‘high’...
  • Page 50 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Click on the ‘Program’ button. The new firmware is then downloaded and programmed into the instrument. NOTE: DO NOT switch off or press any buttons on the instrument or the Flash Loader software until programming is complete.
  • Page 51: Registering Your Instrument

    ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Appendix 2 Registering your Instrument To Register your instrument, go to www.Tintometer.com and select Colour Measurement and then select Members from the menu bar. To register for the first time, select register.
  • Page 52 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond Fill in the required information. Any fields with a red “*” by the side are required and must be filled in. If, as in the example above, the two password fields do not match, a red warning will appear at the bottom of the page.
  • Page 53 ® PFXi Series Operator’s Instruction Manual V1.6 Lovibond At the end of the process, a confirmation of registration is provided. The instrument is now registered. By selecting an instrument, it is possible to view its calibration history and print out calibration certificates.

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