Novo Shade Duo Manual
Contents
1. To measure the opacity of a coating it must be drawn down on a Leneta type opacity chart at the required film weight and allowed to fully dry To measure the opacity of plastic film paper textile or any other semi opaque material place the sample to be measured over a black and white test bed 16 Turn the instrument on by pressing the POWER key For two seconds the display will show the following message Rhopoint Novo Shade Duo The display will then indicate the current measurement mode of the instrument Rhopoint Opacity Mode Note To take reflectance readings the instrument should be set to Opacity mode For the procedure to switch between modes see pages 14 15 After a further two seconds the instrument will revert to measurement mode as seen below WHITE Value No 45 0 0 0 The text on the top left hand side of the instrument display indicates the part of the sample to be measured In the above example WHITE is indicated Up to six positions on the sample over the white substrate should now be measured Press the READ key to initiate a reading A line of arrows will move across the screen whilst the instrument takes a measurement and the display will show the results as in the example below WHITE Value No 45 0 89 7 1 Repeat this to take up to five further measurements as necessary continued Measuring the opacity of a sample continued The instrument2. Press Read Key Press the READ SELECT key to confirm your selection The last sample will then be deleted The display will prompt you for further deletions as shown below Delete sample 45 0 94 2 3 Shade mode Delete sample WHITE 91 2 2 Opacity mode You can then continue to delete further single samples by pressing the READ SELECT key To return to measurement mode press the SCROLL UP DOWN key until the display shows the measurement mode WHITE 45 0 Value No 89 7 1 Deleting data continued Clearing the instrument memory Press the SCROLL UP DOWN key until either of the following messages is displayed Delete sample 45 0 97 6 4 Shade mode Opacity mode Delete sample WHITE 90 6 3 Press and HOLD the READ SELECT key for four seconds The display will show the following for two seconds Del All Results Then it will display the following message Are you sure Press Read Key Press the READ SELECT key to confirm your selection ALL samples will then be deleted The display will then read Delete sample Delete sample 45 0 0 0 WHITE 0 0 Shade mode Opacity mode To return to measurement mode press the SCROLL UP DOWN key until the display shows the measurement mode ANGLE Value No ANGLE Value No 45 0 0 0 45 0 0 0 Shade mode Opacity mode Note In opacity mode all batched o
3. The display now reads Calibrate Sample Black Ref Calibration continued Place the instrument on the black zero value tile See figure 4 Ga Press the READ SELECT key to set the zero value The instrument will then prompt Calibrate Sample White Ref Place the instrument on the white reference standard Press the READ SELECT key when it is in position The instrument will then display 45 0 ANGLE Completed The instrument is then calibrated and ready for use To calibrate in opacity mode hold down V C keys to enter menu Press the READ SELECT key to start the procedure ARE YOU SURE Press Read Key Press the READ SELECT key to confirm your selection The display now reads Calibrate Sample Black Ref Maintaining the Novo Shade Duo and calibration tile The tiles should be checked to ensure that they are clean and in good condition If necessary the tile may be wiped with a cloth moistened with warm soapy water and dried with a lint free cloth Marks on the surface of the white reflectance tile should be removed by carefully scraping the surface with a scalpel For accurate calibration a flat surface must be maintained If the tile is damaged with deep scratches a replacement tile must be purchased It is important that tiles have an up to date certificate Recalibration is normally required every 12 months The instrument should be chec
4. METER Scroll down Colour change Calculate opacity Cancel FIGURE 2 The Novo Shade Duo control panel Read select key This key has three functions e Power This key is used to turn the instrument on after a power down e Read In measurement mode pressing this key initiates a new measurement e Select When navigating through the set up menus this key selects an item or confirms a previous selection Note The instrument has a user definable power down time This can be adjusted by connecting the instrument to a PC and changing the power down time 30 120 seconds in the preferences in Novo Soft Scroll up scroll down This key is used to navigate the set up and operation menus in the Novo Shade Duo It is also used to change the calibration value in the calibration set up menu Colour change calculate opacity cancel key In opacity mode this key switches between black and white measurements once measurements are completed this key should be pressed and held for three seconds to calculate opacity During calibration this key is used to cancel the process and revert to previously stored calibration constants Calibration check It is necessary for the user to visually inspect the calibration tile for smears or defects before calibration The instrument will also automatically check the condition of the standard tile If the reading is outside calibration tolerances the following warning me
5. Shade Duo are available on the Novo Gloss range move and read downloadable statistics etc They are available in all important measuring geometries 20 45 60 75 and 85 angles MFFT The Minimum Film Forming Temperature Bar is an accurate temperature controlled platen that is used to predict the performance of thin films at different temperatures It is primarily used by the coating industry to study the coalescence of water based formulations 28 EC DECLERATION OF CONFORMITY Rhopoint Instruments Ltd Rhopoint House Enviro 21 Park Queensway Avenue South St Leonards on Sea East Sussex TN38 9AG UK DECLARE UNDER OUR SOLE RESPONSIBILITY THAT THE PRODUCTS Novo Gloss Lite USB Novo Shade Duo USB TO WHICH THIS DECLERATION RELATES ARE IN CONFORMITY WITH THE FOLLOWING STANDARDS EN61326 1997 A1 A2 A3 FOLLOWING THE PROVISIONS OF DIRECTIVES 2004 108 EC Rhopoint Instruments Ltd 30 May 2007 Daniel Smith Research and Development Technician 29
6. can now be switched so that the sample can be measured over the black substrate A Press the C button to CHANGE BLACK Value No 45 0 0 0 Up to six measurements should now be made over the black substrate Press the READ key to initiate a reading A line of arrows will move across the screen whilst the instrument takes a measurement and the display will show the results as in the example below BLACK Value No 45 0 69 7 4 It is possible to switch between black and white measurements at any time by pressing the C button to change and make up to six measurements on each part of the sample When all the necessary measurements have been made the calculation of opacity can be initiated A To combine the results the C button must be pressed and held for three seconds The display will read as follows Blk Wht Batch 45 0 69 7 4 Are you sure Press Read Key Press the READ key to confirm opacity calculation The instrument will calculate the opacity and the display will show the results as in the example below BATCH H power 3 94 5 17 Deleting data Deleting single readings 18 Press the SCROLL UP DOWN key until either of the following messages is displayed Delete sample 45 0 97 6 Shade mode Delete sample WHITE 90 6 3 Opacity mode 4 Press the READ SELECT key The display will show the following message Are you sure
7. on which the statistical analysis is based e Maximum MAX the highest reading e Minimum MIN the lowest reading e Mean MEAN the sum of all readings divided by the total number Standard deviation SD s square root of the sum of squared deviations from the mean int s i s i ini a e Coefficient of variation CV c standard deviation divided by the mean a measure of data scatter 21 Changing the configuration The calibration value This is the value that the instrument calibrates to and must match the certified value of the supplied calibration standard It does not need to be altered before use as the correct value is stored before the instrument leaves the Rhopoint Instrumentation laboratory If it becomes necessary to change the stored value for example if the tile is re calibrated by Rhopoint Instruments or you choose to use a different standard then use the following procedure Changing the calibration value To turn the instrument on press the POWER key Wait for the instrument to revert to measurement mode ANGLE Value No WHITE Value No 45 0 0 0 45 0 0 0 Shade mode Opacity mode Press and hold down V C keys the following message is displayed System Set Up Press Read Key Press the READ SELECT key to enter this menu and the following message will be displayed Press the READ SELECT key to activate this option SET
8. show the results as in the example below NGLE Value No 2 45 0 OT 1 1 The value shown in the display is the reflectance value for the section of the sample covered by the aperture 2 This value has been stored in the memory and the number of stored readings increased by one Continuous reading mode Using the move and read feature The Novo Shade Duo has a unique feature to quickly assess large surfaces for shade variations To use this feature press and hold the READ SELECT key The unit will now start to take a reading and a line of arrows will move across the screen whilst the instrument takes the measurement A value will be shown in the display this is the reflectance value for the part of the sample currently covered by the measurement aperture To assess the rest of the sample continue to hold the READ SELECT key and carefully slide the instrument to the next area to be inspected The value in the display will update in real time to reflect the shade value of the surface under the aperture at that time As soon as the READ SELECT button is released the last value measured will be displayed This is also the value stored in the memory Taking subsequent readings Repeat the above procedure to take further readings Each time a reading is taken the number of samples stored increases by one If an erroneous measurement is taken it can be deleted see pages 20 21 15 Measuring the opacity of a sample
9. Rhopoint Instruments Ltd Rhopoint Instruments Ltd Rhopoint House Enviro 21 Park Queensway Avenue South St Leonards on Sea East Sussex TN38 9AG United Kingdom Tel 44 0 1424 739622 Fax 44 0 1424 730600 Email sales rhopointinstruments com Website www rhopointinstruments com RHOPOINT NOVO SHADE DUO 45 0 reflectometer User Manual Information in this document is subject to change without notice Companies names and data used in examples herein are fictitious unless otherwise noted 2005 Rhopoint Instruments Ltd All rights reserved Novo Shade Duo Novo Soft Novo Gloss Novo Curve and Rhopoint are either registered trademarks or trademarks of Rhopoint Instruments Ltd in the UK and other countries Other product and company names mentioned herein may be trademarks of their respective owners Published by Rhopoint Instruments Ltd Rhopoint House Enviro 21 Park Queensway Avenue South St Leonards on Sea East Sussex TN38 9AG United Kingdom Tel 44 0 1424 739622 Fax 44 0 1424 730600 Email sales rhopointinstruments com Web www rhopointinstruments com Version 1 01 English Revision C September 2007 Document number D5000 020C Printed in the UK Contents Features ii 2 Accessories 5c ee ee 3 PoWer iii 4 The control panel oo ccccccsssssssessesssssssessesetesseetsssenessetnessesesseseeesee 5 Calibration check ee 6 Calibration oc ccsnunneuntnatntannnansnnan
10. SB data connection socket on the side of the Novo Shade Duo see figure 5 FIGURE 5 The USB data Refer to instructions on CD case connection socket Downloading and analysing results Full instructions on how to download and analyse samples can be found in the Novo Soft help feature accessed from the software main screen On screen prompts to help you with this are also a feature of Novo Soft Changing settings in the Novo Shade Duo Settings that can be changed using Novo Soft are language stored calibration values and the choice of automatic or manual calibration From the software main screen click on Preferences to access these options 26 Rhopoint Instruments other products Rhopoint Instruments design and manufacture a complete range of optical test instruments under the Novo trade mark These precision instruments include the Novo Gloss and Novo Curve range of gloss meters Novo Pac and Novo Shade 0 45 reflectometers Also manufactured by Rhopoint Instruments are the Minimum Film Forming Temperature Bar MFFTB specialist laboratory equipment to predict and quantify the performance of thin films Novo Curve This instrument has the unique ability to measure the gloss over a small area on a curved surface The applications for the instrument can be found in a wide range of industries To follow are just a few examples Plastics industry checking the appearance a
11. STD CAL VAL 45 0 93 2 SET STD CAL VAL Mode activated Use the SCROLL UP DOWN keys to adjust the value until it matches the value quoted on the calibration tile certificate When the displayed value is correct press READ SELECT to store the value The instrument will confirm this with the following message CAL DATA STORED Completed The instrument will then return to measurement mode and must be re calibrated before this value is used 22 Changing the configuration continued Switching on off the backlight To extend the life of the batteries it is possible to switch off the display backlight To switch on off this function follow the following procedure Toturn the instrument on press the POWER key Wait for the instrument to revert to measurement mode ANGLE Value No WHITE Value No 45 0 0 0 45 0 0 0 Shade mode Opacity mode Press and hold down V C keys the following message is displayed System Set Up Press Read Key Press the READ SELECT key to enter this menu Press the SCROLL UP DOWN keys until the following message is displayed Back Light Opps Press read key Press the READ SELECT key to turn on off the backlight To return to the measurement mode press the SCROLL UP DOWN key until the following message is displayed and then press the READ SELECT key Exit Set up Press read key Changing the language The langu
12. ad Key Shade mode Opacity mode Use the SCROLL UP DOWN key to cycle between these two options When the instrument mode required is displayed press the READ key The instrument will prompt Inst type change Old data LOST Are you sure Press Read Key Press the READ key to change the instrument type Please note that changing between Opacity and Shade instrument will reset the internal memory any readings that have not been downloaded to PC will be permanently lost Press the C key to cancel the change and revert to previous measurement mode with memory intact 13 Taking a single reflectance shade measurement 14 Turn the instrument on by pressing the POWER key For two seconds the display will show the following message Rhopoint Novo Shade Duo The display will then indicate the current measurement mode of the instrument Rhopoint Shade Mode Note To take reflectance readings the instrument should be set to Shade mode For the procedure to switch between modes see pages 14 15 After a further two seconds the instrument will revert to measurement mode as seen below ANGLE Value No 45 0 0 0 Press the READ key to initiate a reading A line of arrows will move across the screen whilst the instrument takes a measurement ANGLE Value No 45 0 gt gt gt gt gt Once the instrument has taken the reading the display will
13. age displayed by the instrument can be changed by connecting the instrument to a PC and changing the preferences in Novo Soft 23 Changing the configuration continued Turn on off statistics For a less complicated operation users may want to take gloss readings without storing the samples The non statistical mode can be activated deactivated using the following procedure G To turn the instrument on press the POWER key Wait for the instrument to revert to measurement mode ANGLE Value No WHITE Value No 45 0 0 0 45 0 0 0 Shade mode Opacity mode Press and hold down V C keys the following message is displayed System Set Up Press Read Key Press the READ SELECT key to enter this menu Press the SCROLL UP DOWN keys until the following message is displayed Stats mode Press read key Press the READ SELECT key to turn on off the statistical mode To return to the measurement mode press the SCROLL UP DOWN key until the following message is displayed and then press the READ SELECT key Exit Set up Press read key 24 Novo Shade Duo Menu Structure Measurement Switch Instrument on by Mode pressing read select Key RHOPOINT NOVO SHADE DUO RHOPOINT OPACITY MODE WHITE VALUE No 45 0 0 0 0 RHOPOINT SHADE MODE ANGLE VALUE No 45 0 99 4 9 PRESS READ KEY TO INITIATE READING ANGLE VALUE No 45 0 97 4 10 P
14. following international standards ISO 2814 BS 3900 D4 ASTM E97 ASTM E1347 ISO 6504 ASTM D4214 ASTM D2805 Life time light source guarantee Accessories Included accessories for the Novo Shade Duo Novo Shade Duo 45 0 reflectometer Traceable black and white calibration tiles in protective case Traceability certificate for calibration tile Mini CD containing Novo Soft and PDF versions of manuals Registration card for extended warranty Data cable USB Cleaning cloth 5 x AAA batteries Dry cell version only Instrument carry case Screwdriver Register your new Novo Shade Duo at www rhopointinstruments com to qualify for an extended two year warranty Power Dry cell The Novo Shade Duo is supplied with 5 x AAA dry cell batteries To install or replace these batteries first remove the battery panel by unscrewing the two screws Place the cells in the battery clips as shown in figure 1 Unscrew here to access battery compartment FIGURE 1 The battery unit Replace the back panel and re tighten the fixing screws Power Rechargeable The Novo Shade Duo is fitted with a long life lithium battery The battery can be charged by connecting the instrument to the PC USB port or supplied mains charger A full charge takes approximately 4hrs The control panel Scroll up 5 gt NOVO SHADE DUO Power Read Select 0 45 OPACITY SHADE
15. ft Note The instrument is supplied in default automatic calibration mode Black calibration tile zero White calibration tile high ref Assigned calibration values FIGURE 3 The Novo Shade Duo calibration standard Note The black zero tile is supplied certified in a clean and defect free condition A visual inspection for smears or damage is recommended before each subsequent calibration as dirty or defective tiles may lead to inaccurate measurement The white reflectance tile should also be checked for any deep scratches marks or fingerprints See page 10 for tile cleaning procedure Calibration The instrument calibration procedure is as follows To turn the instrument on press the POWER key For two seconds the display will show the following message Rhopoint Novo Shade Duo The display will then indicate the current measurement mode of the instrument Rhopoint Rhopoint Shade Mode Opacity Mode Note To switch between measurement modes see page 15 After a further two seconds the instrument will revert to measurement mode as seen below ANGLE Value No WHITE Value No 45 0 99 4 7 45 0 99 4 7 Shade mode Opacity mode To calibrate in shade mode hold down C key CALIBRATE ANGLE Press Read Key Press the READ SELECT key to start the procedure ARE YOU SURE Press Read Key Press the READ SELECT key to confirm your selection
16. ked to ensure the metal base plate is clean Care should always be taken to avoid damage to the instrument base plate The optic cavities and lenses must also be free of dust and other contamination 10 Before taking a reading Calibration check If the instrument has not been used for some time it is advisable to check the calibration Place the instrument on the white calibration tile Take a reading by pressing the READ SELECT key Compare the measured value with the assigned value for the tile If it matches the value printed on the tile case the instrument is within calibration and ready for use If the value does not match the assigned value follow the calibration check procedure on page 6 If the measured value matches the assigned value for the tile the instrument is ready for use Positioning the instrument When the instrument is placed on the sample to be measured the aperture is hidden but its position can be pinpointed by the intersection of the arrows marked on the front of the instrument case with those on the side see figure 4 Line up the arrows on side and front of case to locate exact measurement position FIGURE 4 Locating the Novo Shade Duo for a measurement 11 Choosing between Shade and Opacity modes Measuring using 45 0 geometry the Novo Shade Duo excludes the surface specular reflectance gloss component and looks only at the colour or shade Shade mode the measured value ca
17. n be used to grade surfaces from black 0 reflectance to brilliant white 100 reflectance Coloured surfaces can also be measured the value will indicate the luminous intensity of the colour lightness darkness Opacity mode the sample must be drawn down on or measured over a substrate with black and white portions The instrument uses these measurements to automatically calculate the hiding power or opacity of the sample Switching between Shade and Opacity modes To turn the instrument on press the POWER key For two seconds the display will show the following message Rhopoint Novo Shade Duo The display will then indicate the current measurement mode of the instrument Rhopoint Rhopoint Shade Mode Opacity Mode After two seconds it then will revert to measurement mode ANGLE Value No WHITE Value No 45 0 99 4 7 45 0 99 4 7 Shade mode Opacity mode Press and hold down V C keys to enter menu Use the SCROLL UP DOWN key to select the following option System Set Up Press Read Key Press the READ key to confirm your selection continued 12 Choosing between Shade and Opacity modes continued Use the SCROLL UP DOWN key to select the following option Select Inst Type Press Read Key Press the READ key to confirm your selection The display will read Opacity Inst Shade Inst Press Read Key Press Re
18. nd visual conformity of plastic moulded parts such as car trims mobile phone cases etc Metal finishing checking the quality of surface finish and plating on products from bathroom fittings quality writing pens and the effectiveness of polished metal surfaces Cosmetics and packaging industry the surface finish of glass plastic bottles and promotional packaging In addition to the above applications there are many diverse uses including checking holograms on bank notes and research applications in the dental industry The instrument is able to take batch readings and features built in statisti cal analysis Continuous readings can also be made to assess the gloss across the surface of almost any sample large or small There is a sim ple jigging arrangement to position the sample to be measured so that consistent measurements can be made on small parts 27 Novo Gloss A complementary range to the Novo Shade Duo these hand held instruments are based around a durable solid aluminium optic block Available in single dual and triple angle format with or without statistical analysis they can be purchased in a format which suits the end user s application and budget All instruments are user serviceable and comply with all necessary international standards for gloss measurement They come supplied with calibration tiles certified and traceable to national standards Many of the features associated with the Novo
19. pacity information is also cleared from the memory 19 Analysing statistics To turn the instrument on press the POWER key For two seconds the display will show the following message Rhopoint Novo Shade Duo The display will then indicate the current measurement mode of the instrument Rhopoint Opacity Mode Rhopoint Shade Mode Press the SCROLL UP DOWN button until the statistics window is displayed as shown in the following examples STATS MIN MAX STATS MIN MAX 45 0 87 5 97 6 H POW 95 5 97 6 Shade mode Opacity mode To display the rest of the statistics for the batch press the READ SELECT key to see the results as in the following example MEAN 89 2 CV 0 12 SD 0 87 Press the SCROLL UP DOWN key at any time to exit the statistic screen and return to measurement mode In Shade mode the statistics are calculated for all reflectance measurements stored in the memory In Opacity mode the statistics are calculated for all batched opacity values therefore no statistics will be seen until the opacity has been calculated least one set of readings see page 16 for instructions on calculating opacity 20 Definitions of terms used in statistical mode For this purpose the individual readings are defined as values x1 x2 xn and xi is any data point Statistical sample population n the current number of stored readings STORE
20. ress Up for Operation Menu Press and hold Down and C for Setup Menu PRESS READ PRESS C KEY HOLD C KEY TO KEY TO INITIATE TO SWITCH CALCULATE READING BLACK WHITE OPACITY ANGLE VALUE No 45 0 98 4 10 BLACK VALUE No i BATCH H Power 45 0 0 0 Batch1 97 3 HOLD C KEY TO CALIBRATE j STATS MIN MAX SET STD CAL VAL Operation 45 0 115 55 4 Setup 45 0 Menu Menu TO CALIBRATE Zero Cal n Press Read Key Press Read Key OPACITY MODE ONLY Stats Mode Delete Sample Press Read Key Press Read Key SHADE MODE ONLY Back Light Ops Press Read Key Select Inst Type Press Read Key Press C to exit setup menu 25 Novo Soft The instrument is supplied with Novo Soft quality control software This package allows the user to download analyse and store sample batches from Rhopoint Instruments The user can also alter certain settings in the Novo Shade Duo using this software Installing Insert the Novo Soft mini CD into a windows based PC with a USB port When the drive is closed the installation wizard will start Follow the on screen instructions to complete the installation procedure Running From the PC select START gt ALL PROGRAMS gt NOVO SOFT The Novo Soft software will then execute Connecting the Novo Shade Duo The supplied USB data cable must be plugged into an available COM port on the user s PC The mini USB cable must then be plugged into the U
21. senansannniatntiatseiatseeatseie 7 9 Maintaining the Novo Shade Duo and calibration tile 10 Before taking a reading ee 11 Choosing switching between shade opacity modes 12 13 Taking a single reflectance shade reading pp 14 Continuous reading Mode pe 15 Measuring the opacity Of a sample es 16 17 Deleting dat snccace ties nnianaaomnnnnd 18 19 Viewing statistics ee 20 Definition of terms used in statistical mode pp 21 Changing the configuration es 22 24 Menu SrUC UT sisoscececcrsarieerercteiencicinicmntiasiadewindaadaacimanes 25 Novo Soft es 26 Rhopoint Instruments other products sse 27 28 Declaration of conformity iiien 29 Features The Novo Shade Duo instrument from Rhopoint is a dual function 45 0 reflectometer designed to assess the shade of flat surfaces or the opacity of coatings paper and plastic films or any semi opaque flat product Shade Mode assess the shade of any flat surface from black 0 reflectance to brilliant white 100 reflectance e Opacity Mode automatically calculate the opacity hiding power of any sample measured over a black and white substrate or test plate 0 1 resolution Move and read feature for quick assessment of large surfaces Built in statistical analysis e Download and analyse results with Novo Soft software e Calibrate to any standard e Automatic or manual calibration e Automatic standard check during calibration Conforms to the
22. ssages will be seen Poss Cal Error Check Calib tile Accept new Calibration ARE YOU SURE Press Read Key The white tile must be checked for permanent marks and deep scratches If these are seen on the tile the CLEAR key should be pressed the calibration value will not be stored The tile must then be carefully cleaned and inspected The calibration procedure must then be repeated See page 12 for cleaning procedure Note If there are permanent marks or scratches the tile must be returned for recalibration by Rhopoint Instruments Checking the calibration value Place the instrument on the white calibration tile and take a reading by pressing the READ SELECT key Compare the measured value with the assigned value of the tile If the value matches the value printed on the tile case the instrument is within calibration and ready for use If the readings do not match it will be necessary to check the value for the tile stored in the instrument memory see the Set calibration value section page 24 Calibration Initial calibration notes Before taking a reading it is necessary to check the calibration of the instrument Follow the calibration check procedure See page 8 Calibration mode automatic or manual The Novo Shade Duo has two user selectable calibration methods It can be switched between automatic and manual modes by connecting to a PC and altering the setting in the preference file in Novo So
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