Malvern Instruments Spraytec User Manual Download Page 60

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View menu

Use this menu to configure the main window display. The options are:

Default Layout

Returns all toolbars etc. to default positions.

Size History Only

Closes result windows apart from the size history.

Record Views Only

Closes the size history, leaving the record views open.

Toolbar

Toggles display of the toolbar on/off. A tick appears against this
option when the toolbar is displayed.

Status bar

Toggles display of the status bar on/off. A tick appears against this
option when the status bar is displayed.

Measurement Files

Toggles display of the measurement files list on/off. A tick appears
against the option when the list is displayed.

Measure menu

Use this menu when ready to make a measurement. Once measurement details
have been entered or an SOP chosen, the

Measurement Manager

appears.

Start SOP

Opens and runs an existing measurement SOP.

Manual

Lets the user set up the measurement and spray details manually,
then run a measurement.

Tools menu

Laser control

Opens or closes the laser shutter.

Options

}

Serial port...

Changes the colours of elements shown in result windows.

Default Size History

View...

Opens the

Size History Display

dialogue, showing its default

options.

Colours...

Changes the colours of elements shown in result windows.

Engineering

Used by Malvern service engineers to perform maintenance tasks.
The engineering options are password-protected.

C H A P T E R 4

P a g e 4 . 1 6

Summary of Contents for Spraytec

Page 1: ...Spraytec User Manual Spraytec User Manual M A N 0 3 6 8 I s s u e 1 0 N o v 2 0 0 5...

Page 2: ...for any changes errors or omissions after the date of publication No reproduction or transmission of any part of this publication is allowed without the express written permission of Malvern Instrumen...

Page 3: ...scattering pattern 2 3 Calculating the particle size 2 7 Displaying results 2 9 Experiments records and files 2 11 CHAPTER 3 The Spraytec hardware Introduction 3 1 Key components 3 1 The Spraytec inst...

Page 4: ...6 9 Derived Parameters view 6 10 Measurement Parameters view 6 10 Averaging data 6 12 User size bands 6 13 Curve fit 6 15 Using overlays 6 16 Problems with poor data 6 18 Using the Data handling opti...

Page 5: ...eters 10 2 Triggers 10 5 Alarms 10 8 Spray profiles 10 12 Optical models 10 16 CHAPTER 11 SOP management Introduction 11 1 Editing SOPs 11 1 SOP templates 11 2 Deleting an SOP 11 2 Extracting an SOP 1...

Page 6: ...usage C 4 APPENDIX D Unpacking instructions APPENDIX E Installation Introduction E 1 Moving the instrument E 1 Changing the computer E 3 APPENDIX F Regulatory statements CE Declaration of Conformity...

Page 7: ...Part 1 Operator s guide Part 1 Operator s guide...

Page 8: ......

Page 9: ...Introduction to this manual Introduction to this manual C H A P T E R 1...

Page 10: ......

Page 11: ...security How to use this manual Users must read the Health and Safety information in Appendix A before operating the instrument The information given in this appendix applies to the Spraytec instrumen...

Page 12: ...plementary information not necessary for the general operation of the system Access to the instrument This manual refers to the various people who will have access to the instrument as follows Malvern...

Page 13: ...raytec software is referred to as the system Menu commands Menu commands in the Spraytec software are always shown in bold text and shown in the form main menu menu item submenu item As an example the...

Page 14: ...windows clear of spray Extractor used to draw spray through the measurement zone As further accessories become available the manual will be expanded to cover these Help desk All queries regarding the...

Page 15: ...connection is recommended for making use of this facility Malvern Website www Malvern co uk The Malvern website offers a comprehensive range of particle characterisation resources for use by customer...

Page 16: ...C H A P T E R 1 S p r a y t e c Page 1 6 M A N 0 3 6 8...

Page 17: ...What is the Spraytec What is the Spraytec C H A P T E R 2...

Page 18: ......

Page 19: ...between the two functional modules of the instru ment the Transmitter and Receiver modules The Transmitter uses a He Ne Helium Neon laser to produce a laser beam that passes through the spray delivere...

Page 20: ...SOPs can be created or modified as required SOPs are ideal for measuring the same spray in slightly different ways In stead of setting up sets of largely identical parameters each time the user copie...

Page 21: ...array Unscattered light is focussed by the focussing lens so that it passes through the pinhole at the centre of the detector array This is measured by the beam power detector detector 0 to give the...

Page 22: ...d This is known as the measurement The capture is controlled by the user either manually or using an SOP A typical light scattering pattern is shown below Each bar in the histogram represents the scat...

Page 23: ...he Dark back ground measurement At this point there is no transmission reading and there should also be minimal light diffraction as no light should be able to enter the sealed unit Optical background...

Page 24: ...ize Distribution is calculated from the corrected light scattering pattern The relationship between these measurements is not quite as simple as described above In fact the multiple scattering algorit...

Page 25: ...sparent The accepted theory which accurately predicts the light scattering behaviour of all materials under all conditions is known as the Mie theory This was developed to predict the way light is sca...

Page 26: ...as the same surface area as the original droplet Equivalent maximum length calculation of the diameter of a theoretical sphere that has the same maximum dimension as the original droplet Equivalent mi...

Page 27: ...each larger particle is 1000 times the volume of one of the small ones Thus as a volume distribution the larger particles represent 99 9 of the total volume Derived distribution parameters The second...

Page 28: ...in the measurement zone the transmission is 100 A certain amount of light is blocked out when particles are introduced into the measurement area The drop in transmission that occurs when a spray is in...

Page 29: ...experiment Each of these measurements will produce data for a series of parameters for that individual snapshot This data is stored in a single record The record is the fundamental unit of storage It...

Page 30: ...t file can be used for each day N o t e Users are prompted to specify where to save data at the start of a measurement Files are large so file sizes must be monitored C H A P T E R 2 S p r a y t e c P...

Page 31: ...The Spraytec hardware The Spraytec hardware C H A P T E R 3...

Page 32: ......

Page 33: ...is described in the following chapter Key components This diagram shows the key components of a typical complete system These are Spraytec instrument External Power Supply Unit PSU Control computer ru...

Page 34: ...the Receiver Power switch This section summarises the functions of these components There are two versions of the instrument Standard identified by a green label on the Receiver cover High speed iden...

Page 35: ...s X bar a PTFE strip on the base of the modules makes it easy to move them along the bar Covers on the end of the X bar prevent spray and dirt ingress Clamps the Transmitter and Receiver are attached...

Page 36: ...the feet are ever moved vertically out of position readjust them as described in Appendix E Transmitter The Transmitter contains the laser source This produces a collimated beam of 10mm diameter with...

Page 37: ...the power input cable with the red connectors from the PSU into this Receiver The Receiver holds the lens assembly and photodiode detector elements The lens focuses the scattered light onto the detect...

Page 38: ...tus indicator on the front This is illuminated when the instrument is fully powered on Connections The connections on the back of the Receiver are labelled as shown below These are used as follows USB...

Page 39: ...e to this output N o t e A USB error may be reported when in fact the USB cable is connected properly but one of the other cables is not connected If such an error is seen check all cable connections...

Page 40: ...Spraytec This uses a dedicated Extractor interface box These diagrams show the Universal switching box from the front top picture and the back The connections are as follows Mains power socket Connec...

Page 41: ...ar sections which clip onto the X bar using clips on their lower surface The central section has four clips the others have two To fit the bench shroud Place the central section over the X bar first p...

Page 42: ...C H A P T E R 3 S p r a y t e c Page 3 10 M A N 0 3 6 8...

Page 43: ...The Spraytec software The Spraytec software C H A P T E R 4...

Page 44: ......

Page 45: ...esults The Measurement Manager describes the components of this window which is used to control measurements Average PSD Particle Size Distribution and Overlay windows describes two windows which are...

Page 46: ...ater in this section Commands which end with a row of dots are those which open a dialogue box Clicking an item which ends with an arrow displays a further menu of commands Toolbar contains shortcuts...

Page 47: ...can show right click on it and select from the displayed list 1 Size History view plots the values of derived variables for each record against time This is described in detail below 2 Two record view...

Page 48: ...n the software is first launched after installation Subsequently the software defaults to the last measurement file that was used before the previous shutdown To close a measurement file right click o...

Page 49: ...window displays a list of commands available for the file type File type Commands smea Close Import PSH Folder Delete Rename psh psd Open Delete Rename Add to Overlay pso Open Delete Rename ssop dat...

Page 50: ...ed by red horizontal bars in this window see Chapter 6 Other views Besides Size and Transmission the following views are available showing parameters as follows Average Size and Transmission shows Tra...

Page 51: ...ile is at the start of the chart zero relative time End moves the time axis to show the last measurement in the file is at the right hand end of the chart Page Up moves the selector bar to the first r...

Page 52: ...about the individual record selected in the Size History view By default they appear above the Size History view For details on all parameters that can be displayed see Chapter 10 Several views are a...

Page 53: ...be fore the removal of noise The table shown below the graphic includes a Monitor value giving the laser intensity measured at the Transmitter Dark Background also called the electronic background th...

Page 54: ...refers to the axis that shows the transmission signal Specify the maximum value that is to be displayed on each axis Axis style outside inside grid or none The Measurement Manager When a manual or SOP...

Page 55: ...e tab Opens online help showing how to use the Measurement Manager Close closes the Measurement Manager and returns to the Records View If Close is pressed while a measurement is in progress the user...

Page 56: ...tatus bar This shows instructions and the current operation in the measurement sequence Scale buttons and Autoscale When the Autoscale check box is selected the X and Y axes are scaled by the software...

Page 57: ...e the view to a different view type Overlay window An overlay is used to compare data from up to eight Particle Size Distributions These are shown in a window like that shown below This example shows...

Page 58: ...ails from a measurement file to a software package such as Excel or Wordpad see Chapter 7 for details Import Imports a txt or csv file formatting the data according to a user selected configuration fi...

Page 59: ...ialogue itself Delete Records Find and the two Average options are only available for a Size History view Records Record Edits the selected record s The command is Records in a Size History view but R...

Page 60: ...e option when the list is displayed Measure menu Use this menu when ready to make a measurement Once measurement details have been entered or an SOP chosen the Measurement Manager appears Start SOP Op...

Page 61: ...Spraytec option only if 21CFR Part 11 features are in use Audit Trail Displays the current audit trail only if 21CFR Part 11 is in use Add Audit Trail Entry Adds to the current audit trail only if 21...

Page 62: ...Saves a file Prints a file Copy as a Windows metafile Logs in or out Toggles on off display of the measurement file list Starts an SOP Opens an existing SOP Creates a new SOP Averages the selected ran...

Page 63: ...Measurement tutorial Measurement tutorial C H A P T E R 5...

Page 64: ......

Page 65: ...uring the spray describes how to use the SOP to make the measure ment SOP creation is described for three types of SOP separately Continuous spray these sprays are used in coatings and agrochemicals f...

Page 66: ...es to warm up to a completely stable state This does not affect other measurement types To start the Spraytec software Double click on the Spraytec desktop icon If the icon is not available open the S...

Page 67: ...s air bubbles For suspension formulations it may cause the solid particles to sediment out of suspension Propellant sprays For sprays containing propellants be aware that the presence of the propellan...

Page 68: ...sprayed vertically up wards the coarser particles may fall back down through the measurement zone introducing bias to the results This affects nasal sprays especially and may cause vignetting Chapter...

Page 69: ...uous sprays pulsed sprays and externally triggered sprays Templates There are three templates initially selected from the wizard s welcome page When one of these is selected suitable defaults for that...

Page 70: ...ics until the measurement finishes then passed to the computer and Spraytec software for analysis The Spraytec Measurement Processor downloads the measurement data from the instrument to the computer...

Page 71: ...hemical sprays Here the aim is stability in spray parameters over time Pulsed spray examples include nasal sprays and MDI sprays Here the aim is to meet the FDA requirements for a spray These are disc...

Page 72: ...r less Click Next N o t e The Lens type is automatically detected If the lens specified here is not installed on the instrument the SOP will not run see Chapter 8 In the Labels dialogue specify any re...

Page 73: ...these select the Warn if background changes during measurement check box This makes two further options available Lower Detector Limit and Upper Detector Limit set the range of detectors that should b...

Page 74: ...ng a high concentration spray The Data Handling options allow for refining the measurement further and are detailed in Chapter 6 and in the online help In brief there are three tabs Alarms configures...

Page 75: ...way data is aggregated Chapter 6 has details To use a different set of bands select the Enable check box and click the button Chapter 6 details the procedure If required to exclude small or large par...

Page 76: ...rameters are set up click Next to dis play the Wizard Complete dialogue Click Finish When prompted to save the new SOP give it a name which will make it easy for operators to identify what to use it f...

Page 77: ...e Data acquisition rate 2 5kHz Click Next N o t e The Lens type is automatically detected If the lens specified is not installed on the instrument the SOP will not run see Chapter 8 In the Labels dial...

Page 78: ...up the online help gives full details The Spraytec Accessories manual describes the NSS Select the Reset reference position on repeat check box if intending to run the SOP multiple times by clicking O...

Page 79: ...ment checks can be per formed There s no need to set up an output trigger so leave that check box deselected Use the Duration box to specify how long the background measurement will run for before mov...

Page 80: ...equired to review these For full information on alarms refer to Chapter 10 Click Next The Rapid measurement dialogue appears as shown below Set this up as shown above This produces three 400ms events...

Page 81: ...lates to the average scattering signal recorded across the active detector channels If using an external trigger select this in the Grouping list Chapter 10 describes external triggers and grouping Th...

Page 82: ...pray profile lets the user define the path length of the laser beam through the spray providing a more accurate measure of the spray concentration Advanced options allows users to specify the spray pl...

Page 83: ...and click the button Chapter 6 details the procedure If required to exclude small or large particles from the analysis click the Advanced button Use the Minimum m and Maximum m pa rameters to specify...

Page 84: ...re Average scatter data the Spraytec calculates the average scattering pattern associated with the records selected for averaging The average size distribution is then calculated from this average sca...

Page 85: ...averaging is generally used with single shot spray systems such as nasal sprays It produces the averages of the start formation middle fully developed and end dissipation phases of a single event The...

Page 86: ...d of the stable phase For End select the To end of event check box In some cases it may be useful to save the average of each of the phases in a new Particle Size History psh file as well as in separa...

Page 87: ...te lens if required also see Chapter 8 In the Labels dialogue specify any required information on the spray its source and lot etc to allow the spray to be traced in the future If required the operato...

Page 88: ...rement checking Select the Enable output trigger check box This provides an industry standard TTL trigger output for the control of other devices including accessories such as nasal spray actuators Th...

Page 89: ...gue appears as shown below Select water as the particle and air as the dispersant Enable Multiple Scat tering Analysis especially if testing a high concentration spray The Data Handling options allow...

Page 90: ...re information on this In the second Analysis dialogue shown below leave the Curve fit as No fit User size bands control the way data is aggregated Chapter 6 has details To use a different set of size...

Page 91: ...ters for a fuel spray mea surement When these parameters are listed click Next The Averaging dialogue appears The Options section determines how average size distributions are calculated The choices a...

Page 92: ...iffraction systems Concentration weighted average this weights the calculated average size distribution for the volume concentration measured for each record in the range This allows for fluctuations...

Page 93: ...ges the data between successive triggers For a fuel spray the averages over a series of these periods should be flat Click OK then Next then Finish to complete the SOP setup Manual measurements Manual...

Page 94: ...ore the measurement can proceed Follow the instructions then close the display The Edit Documentation dialogue appears prompting for information on the spray lot etc Type this in as required The Measu...

Page 95: ...asurements If this is the first alignment in this session this may take some minutes otherwise just a short time The Laser intensity is the non scattered light measured by the Receiver The example abo...

Page 96: ...ge was specified by the SOP the Inspection tab shown below appears Spray some of the material into the measurement zone and observe the obscuration and light energy histogram the dialogue shows These...

Page 97: ...he sample through the measurement zone the number of times required by the SOP or send an external trigger to start the measurement Once the rapid measurement finishes the Spraytec Measurement Process...

Page 98: ...d to the folder in the Measurement file window together with the ssop file used to configure the measurement parameters For a manual measurement the settings are stored in a mansettings dat file C H A...

Page 99: ...Interpreting the results Interpreting the results C H A P T E R 6...

Page 100: ......

Page 101: ...ion Derived Parameters and Measure ment Parameters windows also other window types Averaging data this is used to analyse different phases within a spray User size bands how to change these bands to f...

Page 102: ...e user changes the size bands see Chapter 10 the initial analysis uses size bands set for the detector design Result under plot this is also known as cumulative undersize or re sult less than It displ...

Page 103: ...mation is printed at the bottom of the view instead The Size History is the only view type which omits these In this window red bands show times when the system cannot analyse data for example because...

Page 104: ...hat view type Selecting records Before printing copying exporting averaging editing or deleting records the appropriate records need to be selected in the Size History For each of these operations a d...

Page 105: ...ile Custom to use a custom range based on the measurement timing usually the time relative to the start of a given measurement or event Click the button to define a custom range This is useful for sel...

Page 106: ...ious record in the PSH file We recommend saving the file to be edited under a new name and performing the edit on this file This preserves the original record s To re analyse one record Select the rec...

Page 107: ...a record Choose Edit Find The Find a Record dialogue is displayed Based on spray information that has previously been entered enter the search criteria into the text entry boxes in the Match area Use...

Page 108: ...ords permission to perform this procedure Deleted information cannot be retrieved except in 21 CFR Part 11 mode where a backup is kept To delete records Optionally select the records to delete with th...

Page 109: ...e mm the value is the upper limit of the size band In the above ex ample the first size band is from 0 to 0 118mm v the cumulative percentage volume below the given size In the ex ample above 60 88 of...

Page 110: ...pter 10 For each parameter the value average over the period shown after the table standard deviation minimum size and maximum size are listed Measurement Parameters view The Measurement Parameters vi...

Page 111: ...apter 10 This is the length of the part of the laser beam which passes through the spray plume Scatter start Scatter end these show the range of detectors used Minimum size Maximum size these show the...

Page 112: ...ze band data for all the records in the range to derive an average PSD There is also a Weighting option By default all averages are weighted according to the spray concentration at each point This pro...

Page 113: ...for repetitive spray applications i e fuel in jectors Analysis is based on the triggering points for the repetitive spray generations These averages can be incorporated into the SOP design as describe...

Page 114: ...s the User Sizes Editor shown below N o t e To modify an existing band select it and click Modify instead of Add To modify the bands manually type in values To remove an existing band click the button...

Page 115: ...Rosin Rammler uses the Rosin Rammler two parameter distribution model The analysis reports the central size point Drr and distribution width Nrr for this distribution Chapter 10 defines these Log Norm...

Page 116: ...ncy PSD frequency curves This is the recommended view Corrected light scattering Dark background Light background This example shows cumulative data for five files The table below the graph is a key t...

Page 117: ...s scaling etc right click on it and select Properties To modify the overlay display Click on the Overlay window and select Edit Modify to display the fol lowing dialogue which gives information on eac...

Page 118: ...less there is good reason the accuracy and resolution of the analysis will be reduced Vignetting When measuring the particle size of sprays using laser diffraction it is important that the spray is cl...

Page 119: ...is to repeat the test with the spray closer to the Receiver module If measurements are made outside the working range of the lens the system measures incorrectly the light scattered at wide angles Th...

Page 120: ...solution of the analysis in the sub micron size range so should only be done if it is not possible to posi tion the spray closer to the Receiver In the above example the effect of vignetting can be ov...

Page 121: ...g a large scattering response on the first detector channels This signal is much larger than the scattering response seen from the particles within the spray detectors 30 35 As such the analysis repor...

Page 122: ...e range of the analysis as large particles are not detected but realistic results are obtained In the above example the first detector for the analysis must be set to 12 in order to obtain a realistic...

Page 123: ...am steering here it may be necessary to exclude the first set of detec tors from the analysis Vignetting it may be necessary to exclude the last set of detectors from the analysis Detectors can be inc...

Page 124: ...this option is disabled N o t e Excluding detectors from the analysis limits the dynamic range of the analysis Do not exclude detectors unless it is known that an issue such as beam steering or vigne...

Page 125: ...Using measurement files Using measurement files C H A P T E R 7...

Page 126: ......

Page 127: ...iles The other files are Particle Size History psh this is the primary data file containing all the information in the Size History view and its associated record views Particle Size Distribution psd...

Page 128: ...ing selected records in an emf file File Save As Size distribution Overlay One of the following A new psd or pso file A txt file An emf file graphic Edit Copy Size history Size distribution Contents o...

Page 129: ...ze history directly to a file Click on the Size history window Select File Export to display the Se lect Range of Records to Save dialogue To change the selected records use the Selection Mode as desc...

Page 130: ...e as a txt file or emf file Copying graphics to the clipboard This copies a Size History PSD or Overlay window to the clipboard as a graphic To copy graphics to the clipboard Click in the window and s...

Page 131: ...ed each time loaded with the Load button The online help gives full details on this and the other parameters Click the OK button Printing The procedure for printing out information is different for th...

Page 132: ...rom a Particle Size Overlay window Double click on the PSO window and choose File Print or File Print to PDF from the menu to display the Print dialogue Select the check box for each view to include i...

Page 133: ...Basic maintenance Basic maintenance C H A P T E R 8...

Page 134: ......

Page 135: ...may be necessary to change the distance between the Receiver and Transmitter modules This means moving one or both modules along the X bar N o t e Hold the module casing well away from its windows To...

Page 136: ...can be made anyhow but if the 30 minute period is not allowed for longer measurements will show alignment drift during this period Caution To change the lens Power off the instrument While holding th...

Page 137: ...he following The covers periodically using a mild soap solution and silicon cloth The paint has a solvent resistant finish but it is good practice never to use a sol vent based solution as this may re...

Page 138: ...nsmission Bl system not aligned or windows obscured Warnings or errors in spray measurements The possible messages are as follows Empty record no data available the record could not be analysed as no...

Page 139: ...Part 2 Supervisor s guide Part 2 Supervisor s guide...

Page 140: ......

Page 141: ...Security Security C H A P T E R 9...

Page 142: ......

Page 143: ...or more persons that have the same access rights Permissions are the access rights that are allowed for each user group these range from allowing SOPs to be edited to disabling view selection The admi...

Page 144: ...g up the Administrator The first time the system is run just one user named Administrator and one user group named Administrators are created automatically The Administrators group is originally set t...

Page 145: ...s logged in only functions matching their relevant permissions will be accessible all other functions will be greyed out To change from one user to another without closing down the software the first...

Page 146: ...Security configuration dialogue select User New Group or double click on an empty Groups row to display the Group Properties dialogue shown below Enter a Group name and a Description of the group s pu...

Page 147: ...sions list using its scroll bar Click OK to save the group To edit an existing group Double click on an existing group in the Security Configuration dia logue to display the Group Properties dialogue...

Page 148: ...lds To set passwords the recommended approach is for the administrator to specify a previously arranged password such as the user s name and force the user to change their password the next time they...

Page 149: ...ceed as described above for adding a user When a user logs on If security is configured the user is asked for a password by this dialogue when they try to log in If the administrator selected the User...

Page 150: ...ir own password by using Security Change password To keep the system secure it is advisable for users to change their passwords regularly to prevent unauthorised access The only possible exception is...

Page 151: ...Advanced features Advanced features C H A P T E R 1 0...

Page 152: ......

Page 153: ...escribes how warning and error generation is controlled Spray profiles to improve the analysis the Spraytec SOP gives the user the option of defining the shape size and position of the spray plume in...

Page 154: ...ler than The commonest are Dv 10 Dv 50 and Dv 90 which are among the Standard Values but any other can be specified D x1 x2 the moment means The most commonly used are D 3 2 the Surface Area Moment Me...

Page 155: ...The final parameter is always the Dv 50 and x1 should be greater than x2 When x1 90 and x2 10 the value is called the span The narrower the distribution the smaller the span becomes The span is calcu...

Page 156: ...ement and coal industries though is less commonly used now Its parameters are provided for historical comparisons It uses this equation to fit the size distribution F d x N exp The Spraytec calculatio...

Page 157: ...s when a specified scattering level is reached on the specified detector External trigger measurement begins when an external TTL signal is received from another device Event number and duration A tri...

Page 158: ...ndustry standard trigger configuration trigger ing a system by an electronic input moving between two states a low state where the applied voltage is 0 volts and a high state where the applied voltage...

Page 159: ...ribed in Chapter 5 Output trigger An output TTL trigger is provided to fire an external device connected to the Spraytec s TRIGGER OUTPUT port To set up a trigger In the SOP wizard Measurement Setup d...

Page 160: ...m levels Warning if this occurs the measurement data continues to be analysed A warning message denoted by an exclamation mark is displayed at the bottom of the Measurement parameters record view Erro...

Page 161: ...f An electrical background measurement finds the electrical background noise is too high or detects too much ambient light In this case an elec tronic background alarm is raised An optical background...

Page 162: ...he measurement zone If this alarm occurs clean the windows Avg scattering signal this alarm occurs when the average scattering across all active detectors is greater than the threshold levels set This...

Page 163: ...ceiving the most light If the measurements are higher than the values entered in these fields the alarm is raised and the windows should be cleaned Expiry alarms This alarm occurs if the specified tim...

Page 164: ...nimum transmission which will be accepted as part of a measurement If the measured transmission falls below the Error level set here no Particle Size Distribution is calculated This er ror occurs at h...

Page 165: ...Additional profiles can also be set up these will be made available to other users at the site To select one of the default profiles or create a new profile select the En able saved profile check box...

Page 166: ...s of the spray plume Input fields for both Ry and Rz are provided as the radius values will be different when measuring an elliptical plume Ry the vertical radius of the plume Z the offset of the cent...

Page 167: ...relative concentration of the plume at the specified position along the radius Here the most concentrated part of the plume will have a relative concentration of 100 The concentration at every other p...

Page 168: ...e to errors approaching 30 especially when the relative refractive index of the material and medium is close to unity or when the particles are transparent as is the case for water droplets When the p...

Page 169: ...he particle Refractive Index Imaginary the imaginary or complex refractive in dex This describes the amount of absorption that takes place as the light enters the particle Density the density in g cm3...

Page 170: ...C H A P T E R 1 0 S p r a y t e c Page 10 18 M A N 0 3 6 8...

Page 171: ...SOP management SOP management C H A P T E R 1 1...

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Page 173: ...tor review the settings for each stage and make any re quired changes For details on any of the parameters refer to Chapter 5 The SOP Editor has all the same dialogues as the SOP Wizard The tree struc...

Page 174: ...P To delete an SOP In Windows Explorer navigate to the Spraytec SOP directory and delete the ssop file Extracting an SOP The SOP settings used to produce a measurement can be To extract an SOP Select...

Page 175: ...Part 3 Appendices Part 3 Appendices...

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Page 177: ...Health and Safety Health and Safety A P P E N D I X A...

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Page 179: ...nt or the sprays to be measured may be hazardous if misused Read and fully understand this section before operating the system Use of the system in a manner not specified by Malvern Instruments Ltd ma...

Page 180: ...the instrument Laser safety regulations The Spraytec is a Class 3R laser product The instrument contains a Helium Neon laser with a continuous laser beam of wavelength 632 8nm power less than 5mW and...

Page 181: ...bels There are two laser warning labels on the front of the Transmitter Transmitter back panel label There is one laser warning label on the back of the Transmitter A P P E N D I X A S p r a y t e c P...

Page 182: ...kin infections or irritations Do not smoke during measurement procedures particularly where inflam mable sprays are used or stored Do not eat or drink during measurement procedures particularly where...

Page 183: ...king it in its original packaging Disposing of the instrument and accessories When it is eventually time to dispose of the system do this in a responsible manner The following guidelines should be fol...

Page 184: ...A P P E N D I X A S p r a y t e c Page A 6 M A N 0 3 6 8...

Page 185: ...Specification Specification A P P E N D I X B...

Page 186: ......

Page 187: ...ax output power 5mW Beam diameter measurement zone 10mm 1 e Beam wavelength 632 8nm Optical unit Measurement principle Laser diffraction Size range 0 1 m to 2000 m Lens ranges 300 mm lens 750 mm lens...

Page 188: ...Mode Enhanced 10kHz requires software feature key Maximum measurement time Continuous Mode 60 mins at 1Hz Rapid Mode Standard 30 sec at 2 5 kHz Rapid Mode Enhanced 30 sec at 10 kHz Accuracy Better th...

Page 189: ...analysis Database utility Searching sorting and filtering by search criteria of data records on all parameters of interest Data Export Direct to Excel or other spreadsheet packages 21 CFR Part 11 Tec...

Page 190: ...he spray are manufactured from materials that are considered to give the widest protection from chemical attack However it is important to check that any spray used is chemically compatible with the m...

Page 191: ...Site requirements f r o m M A N 0 3 6 8 I s s u e 1 0 Site requirements A P P E N D I X C...

Page 192: ...for any changes errors or omissions after the date of publication No reproduction or transmission of any part of this publication is allowed without the express written permission of Malvern Instrumen...

Page 193: ...atory Spraytec instrument and its accessories are intended for indoor use only For this instrument Position the instrument away from strong light sources e g windows Position the instrument away from...

Page 194: ...the external PSU which must be located outside of the spray zone Overvoltage Category II IEC 60664 Mains supply voltage fluctuations 10 of nominal voltage Storage Store the instrument in a dry place w...

Page 195: ...00 240V 50 60Hz 1 NSS 100 240V 50 60Hz 0 Switching box 100 240V 50 60Hz 1 Extractor 100 240V 50 60Hz 1 Computer See manufacturer s documentation 1 Computer monitor See manufacturer s documentation 1 P...

Page 196: ...the plug electrical outlet and the point where the cord exits the product WARNING Do not operate this product with a damaged power cord set If the power cord set is damaged in any manner replace it im...

Page 197: ...e 1 0 D ballez l instrument Auspacken des Gerates Desempaquetado del aparato Desempacotamento do instrumento Unpacking instructions D ballez l instrument Auspacken des Gerates Desempaquetado del apara...

Page 198: ...astic bonding straps D coupez les courroies d attache en plastique Die Kunststoffb nder durchschneiden Cortar las tiras de sujeci n de pl stico del embalaje Corte as tiras pl sticas que prendem o conj...

Page 199: ...Pakete aus dem Karton nehmen und auspacken Retirar todos los dem s paquetes de la caja y desenvolverlos Retire todas as outras embalagens da caixa e abra as 5 Retain all packaging in case the instrum...

Page 200: ...A P P E N D I X D S p r a y t e c Page D 3 M A N 0 3 6 8...

Page 201: ...Installation Installation A P P E N D I X E...

Page 202: ......

Page 203: ...C Site Requirements Moving the instrument Handle the instrument carefully and do not subject it to any strong physical shock Warning Short distance movements If moving the system just within a room P...

Page 204: ...ter and monitors following the manufac turer s instructions At the new location reverse the above procedure Set up all computer connections following the manufacturer s instructions Adjusting the Spra...

Page 205: ...el To install the software Insert the Spraytec CD in the CD drive If Autorun is enabled on the computer the software will start to install au tomatically Follow all on screen instructions to complete...

Page 206: ...A P P E N D I X E S p r a y t e c Page E 4 M A N 0 3 6 8...

Page 207: ...Regulatory statements Regulatory statements A P P E N D I X F...

Page 208: ......

Page 209: ...dge on this product signifies conformance to European Commission Directives N o t e This product s CE compliance is valid only if it is powered with the Malvern provided and CE marked AC adapter A P P...

Page 210: ...ound 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 equipm...

Page 211: ...rtment of Communications Note that Canadian Department of Communications DOC regulations provide that changes or modifications not expressly approved by Malvern Instruments Limited could void your aut...

Page 212: ...CCI Translation This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this equipment is used in a domestic envir...

Page 213: ...Index Index...

Page 214: ......

Page 215: ...5 electrical 3 6 problems 8 4 tab 4 11 Background alarms setting 10 9 uses 10 9 Background Intensity BI 10 4 Beam steering avoiding 5 3 6 21 causes 6 20 example 6 21 excluding detectors 6 23 Bench sh...

Page 216: ...2 Editing an SOP 11 1 11 2 Electrical background 10 9 Electrical warnings A 1 Electronic alarms 10 11 Environmental conditions C 1 Error background 8 4 how signalled 6 3 spray measurement 8 4 Event nu...

Page 217: ...izes view 4 6 6 4 Measure menu 4 16 Measure Sample tab 4 11 Measurement file 4 4 Measurement file window commands 4 5 components 4 4 Measurement manager using 5 30 Measurement Manager described 4 10 M...

Page 218: ...Pollution degree C 2 Positioning a spray 5 3 Power requirements C 3 Power sockets C 1 Power switch 3 7 Powering on 5 2 Pre measurement settings 5 8 5 13 Preparing a spray 2 2 Preparing to measure 5 3...

Page 219: ...ositioning 5 3 preparation 2 2 priming 5 3 propellant effects 5 3 Spray nozzle profile 10 13 Spray profile and extinction analysis 6 24 editor 10 14 introduction 10 12 SSA Specific Surface Area 2 10 1...

Page 220: ...e Distribution 4 9 Raw Light Scattering 4 9 View menu 4 16 Vignetting avoiding 5 3 6 20 causes 5 4 described 6 18 example 6 19 excluding detectors 6 23 W Warnings background 8 4 electrical A 1 how not...

Page 221: ......

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