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PARTICLE SIZE

MASTERSIZER

3000

HYDRO SERIES

WET DISPERSION UNITS

MAN0479

MRK1955-01

www.malvern.com

Malvern Instruments Limited

Grovewood Road, Malvern
Worcestershire, WR14 1XZ, UK

Tel

+44 1684 892456

Fax

+44 1684 892789

MRK1955-01_HYDRO_dry_disp_units_cover_86pp.indd 1

28/08/2013 12:49:10

Содержание HYDRO Series

Страница 1: ...55 01 www malvern com Malvern Instruments Limited Grovewood Road Malvern Worcestershire WR14 1XZ UK Tel 44 1684 892456 Fax 44 1684 892789 MRK1955 01_HYDRO_dry_disp_units_cover_86pp indd 1 MRK1955 01_H...

Страница 2: ......

Страница 3: ...HYDRO SERIES WET DISPERSION UNITS MAN0479 06 EN 00...

Страница 4: ...n or transmission of any part of this publication is allowed without the express written permission of Malvern Instruments Ltd Head office Malvern Instruments Ltd Enigma Business Park Grovewood Road M...

Страница 5: ...basic operation 37 Hydro SV features 39 Hydro series wet cell 51 Connection of the dispersion units 58 Software overview 69 Making a measurement 70 Control of a dispersion unit via an SOP 70 Accessor...

Страница 6: ...the covers 94 Performing a Quality Audit Standard measurement 94 Power connection leads and fuses 94 Hydro dispersion unit specific cleaning procedures 95 Consumable kits 102 Appendix 105 Specificati...

Страница 7: ...AZ3310 Hydro EV Extended volume EV user interactive wet dispersion unit MAZ3400 Note The Hydro MV LV MAZ3210 MAZ3310 dispersion units are fitted with an analogue level sensor and a manual drain button...

Страница 8: ...Introduction 6 This manual focuses on specific issues of the Hydro series wet dispersion units that are not covered by the above manuals...

Страница 9: ...vailable Topics included are 2 Hydro series wet dispersion units overview 8 Hydro MV and LV basic operation 10 Hydro MV and LV features 12 Hydro EV basic operation 22 Hydro EV features 24 Hydro SM bas...

Страница 10: ...h aqueous and non aqueous samples to be made by the Mastersizer A variable power ultrasonic system additionally enables particle agglomerates to be dis persed Dispersion units Dispersion unit Capacity...

Страница 11: ...e Capacity is dependent on the length of sample pipe used to connect to the cell Additional accessories Heater chiller unit not shown Connection of a heater chiller circulator unit to the water jacket...

Страница 12: ...a the lower internally regulated inlet port or the upper externally regulated inlet port These ports are controlled by the software Alternatively the dispersant can be manually added into the tank Whe...

Страница 13: ...again controlled by the software This outlet is compatible with most aqueous and non aqueous dispersants Refer to the Mastersizer 3000 User Manual for advice on sample addition Note The lower to cell...

Страница 14: ...illustration 6 7 8 9 5 10 11 1 2 3 4 1 Sample tank 2 Sample pump and stirrer 3 Ultrasonic transducer 4 Tank cover 5 Status indicator 6 Drain Port 7 Lower Internally regulated dispersant inlet port aq...

Страница 15: ...is persion unit body above the tank will flash briefly when the tank is filled to the correct level Additionally the tank contains a pump and stirrer assembly while an ultrasonic trans ducer attached...

Страница 16: ...o an incorrect particle size dis tribution being reported Caution If the tank is manually filled make sure it is done slowly so the tank does not overflow Never overfill the tank as spillage may occur...

Страница 17: ...ry controls panel on page 71 Manual fill advice Fill the tank slowly until the light flashes this indicates the correct level for sample addi tion and running measurements If the tank is filled higher...

Страница 18: ...e pump stirrer at more than half speed with the tank empty Ultrasonic transducer The ultrasonic transducer helps disperse samples The power of the transducer is con trolled through the Mastersizer sof...

Страница 19: ...arns that the contents of the tank are drained from this pipe The risk depends on the hazardous nature of the dispersants samples being measured Refer to the Connection of the dispersion units on page...

Страница 20: ...be in a closed state when in standby or when power is supplied to the accessory Note Refer to the Mastersizer 3000 Basic Guide for the site requirements of the dispersant input Connection of the lower...

Страница 21: ...l regulator to control the dis persant input It is therefore recommended that the supply to this inlet is enabled and controlled through the use of an external pump and cable Connection of the upper n...

Страница 22: ...on unit and wet cell have blue identifier mark ings The top connection on the dispersion unit connects to the sample in pipe This is where the sample returns in to the dispersion unit from the top fro...

Страница 23: ...unit Auxiliary connector When required the auxiliary connector AUX is used to connect any accessory that can be used with the dispersion unit Drain button MAZ3210 3310 only Press this button to drain...

Страница 24: ...g the insertion of a beaker that contains dispersant The pump head is then tilted forward lowering the pump arm into the beaker If the pump head is raised at any time the pump will automatically stop...

Страница 25: ...Hardware features 23 When the sample has been measured the pump arm is raised and the beaker is with drawn Refer to the Mastersizer 3000 User Manual for advice on sample addition...

Страница 26: ...ain features of the Hydro EV dispersion unit 7 6 8 9 1 2 3 4 5 1 Sample tray area beaker 2 Drip tray beaker holder 3 Pump head 4 Sample pump and stirrer 5 Ultrasonic transducer 6 Status indicator 7 To...

Страница 27: ...by the Mastersizer software Once a measurement has finished the pump head can be raised and the beaker removed and emptied in to a sink or other waste container Drip tray beaker holder The beaker hold...

Страница 28: ...Sample pump and stirrer The sample pump and stirrer keep the sample in suspension and continually circulate the sample and dispersant through the wet cell The stirrer agitates the sample dispersant m...

Страница 29: ...fetime Mastersizer s software mon itors usage and indicates the status of this in the notification field When an ultrasonic transducer warning appears contact Malvern Instruments to order a replacemen...

Страница 30: ...the connected sample pipes 1 2 To cell connection The to cell connections on the dispersion unit and wet cell have yellow identifier marks The bottom connection on the dispersion unit connects to the...

Страница 31: ...k 2 Place a retaining clip 2 over the connected pipes and compress using pliers to provide a secure connection 3 Follow the Hydro MV LV wet cell connection procedure for connection to the wet cell Rem...

Страница 32: ...Hardware features 30 Auxiliary connector When required the auxiliary connector AUX is used to connect any accessory that can be used with the dispersion unit...

Страница 33: ...e maximum volume of 120 ml is depend ent on the length of pipe used Aqueous or non aqueous dispersant is manually added into the tank using a pipette or spatula A stirrer within the tank agitates the...

Страница 34: ...5 6 4 1 Dispersion unit and sample tank 2 Sample pump and stirrer 3 Tank cover 4 Drain port and lever 5 To cell From cell connections 6 Dispersion unit controller Dispersion unit and sample tank The...

Страница 35: ...n suspension and continually circulate the sample and dispersant through the wet cell The stirrer located in the middle of the tank agitates the sample dispersant mixture to ensure it is adequately di...

Страница 36: ...d and flat to the base Connecting the drain pipe To connect the drain pipe 1 Place the jubilee clip over the drain pipe 2 Push the pipe over the drain port fitting 3 Tighten the jubilee clip until ful...

Страница 37: ...f the wet cell sample pipes To connect the wet cell pipes 1 Push the wet cell pipe onto the connection 2 Make sure it is pushed on as fully as possible to prevent any risk of leaks 3 Follow the Hydro...

Страница 38: ...isplay Indicates the speed of the pump stirrer in rpm Power switch Press once to power on the unit press again to power off Power and CAN connection The CAN connection provides the power to operate th...

Страница 39: ...spersant is toxic or expensive 1 2 1 Hydro SV dispersion unit 2 CAN connection to Optical unit The dispersion unit comprises a sample cuvette that holds the sample and dispersant liquid together the H...

Страница 40: ...sample addition Once measured with the Mastersizer optical unit the sample can be disposed off First remove the SV cell then remove the cuvette and dispose of the sample appropriately Note As the Hyd...

Страница 41: ...section identifies the main features of the Hydro SV dispersion unit 1 2 4 6 8 9 10 3 5 7 1 Cell shroud 2 Shutter activation arm 3 Sample cuvette and cuvette lid 4 Cell handle and unlock button 5 Dri...

Страница 42: ...a When the SV cell is withdrawn the shutter moves back into position to prevent the emission of laser light Warning The system must never be used if the cell shroud or shutter arm is damaged Cell hand...

Страница 43: ...ape of laser light during sample addition l Insert the pipette until it stops then add sample to the cuvette being careful not to overfill it Note The pipette must be removed once the sample is added...

Страница 44: ...removing the cuvette and cleaning the cuvette windows The cuvette has a maximum capacity of 7 ml in total Max 7ml Min 6ml l This corresponds to a minimum volume of 6 ml dispersant 1 ml maximum of sam...

Страница 45: ...to make sure it is adequately dis persed prior to a measurement The stirrer bar has a magnetic core which couples to the magnets on the stirrer motor head The stirrer motor then rotates the stirrer b...

Страница 46: ...use For aqueous use only correctly degassed deionized water negligible dissolved C02 or sig nificant bubbles will form on the windows and stirrer and will affect the quality of the measurement Fillin...

Страница 47: ...of the cuvette and slowly fill it up 2 Rotate the cuvette while it is being filled This will prevent any spillage as the max imum fill level is reached 3 Continue to fill until the minimum volume fill...

Страница 48: ...e must face the front of the cell once inserted 6 Secure with the cuvette clamps make sure both clamps are fully in place after the cuvette is loaded into the SV cell Failure to secure the clamps may...

Страница 49: ...cuvette is more than 6 ml then the amount of sample used must be less than 1 ml otherwise the cuvette will over flow When in optical unit Note To perform this action the cuvette lid must not be fitted...

Страница 50: ...be added press the unlock but ton on the cell handle and remove the cell 2 Unlock the cuvette locks and place the cuvette alongside the SV cell Make sure the cuvette is kept vertical at all times 3 T...

Страница 51: ...d then be checked 9 If the obscuration is acceptable continue with the measurement if the obscur ation is not acceptable repeat the sample insertion Advanced measurement cuvette filling The cuvette ha...

Страница 52: ...ng the syringe with syringe tip attached extract an amount of dispersant 4 Sample is now added into the cuvette again to a 6ml minimum level 5 Reinsert the SV cell into the instrument perform another...

Страница 53: ...ntinually circulates the sample dispersant from the dispersion unit to the wet cell and through the analyzer beam of the optical unit so that a measurement can be performed The cell windows in the wet...

Страница 54: ...e wet cell 1 2 4 6 6 7 3 5 1 Cell shroud 2 Mechanical shutter activation arm 3 Sample wet cell cell windows and seals 4 Cell handle and unlock button 5 Drip tray 6 To cell From cell connections 7 Wate...

Страница 55: ...cell is where the measurement of the sample is performed The cell win dows allow the analyzer beam of the optical unit to pass through the cell and hence the particle field Note Always keep the cell w...

Страница 56: ...unit is circulated through the cell via the to cell and from cell connections and connected sample pipe To cell connection The to cell connections on the dispersion unit and wet cell have yellow ident...

Страница 57: ...units and the wet cell Removal is the reverse of the procedure Make sure the cell is empty before removal Suitable aqueous and non aqueous wet cell sample pipes are available direct from Mal vern Inst...

Страница 58: ...uctuations after any sonication of the sample This can be important when working with some organic solvents where temperature fluc tuations can cause a slight misalignment of the system This misalignm...

Страница 59: ...the Mastersizer 3000 User Manual and Basic Guide for the site require ments of the heater chiller fluid connections Connecting the heater chiller pipes To connect the heater chiller pipes 1 Press the...

Страница 60: ...units Connection of the dispersion units is described in this section The Mastersizer 3000 User Manual details specific connections to the optical unit Hydro LV and MV connections HYDRO 2m max 1 2 3...

Страница 61: ...To allow liquid to drain efficiently the drain waste must l Be within 2 m of the dispersion unit l Be lower than the bench surface l Slope gently downwards l Contain no loops or kinks Note Discharge t...

Страница 62: ...es 60 Hydro EV connections HYDRO 1 2 3 5 4 Figure 2 2 Hydro EV connections 1 Power cable from external PSU 2 CAN cable 3 Computer connection USB 4 Sample pipes to and from cell 5 Heater chiller connec...

Страница 63: ...Hardware features 61 Hydro SM connections HYDRO 1 2 3 5 4 6 7 Figure 2 3 Hydro SM connections 1 Power cable from External PSU 2 CAN cable 3 Computer connection USB 4 Sample pipes to and from cell...

Страница 64: ...to waste To allow liquid to drain efficiently the drain waste must l Be within 2 m of the dispersion unit l Be lower than the bench surface l Slope gently downwards l Contain no loops or kinks Note Di...

Страница 65: ...Hardware features 63 Hydro SV connections 1 2 3 Figure 2 4 Hydro SV connections 1 Power cable from External PSU 2 CAN cable 3 Computer connection USB...

Страница 66: ...ith later versions of software please contact Malvern Instruments for details Malvern supplied peristaltic pump Malvern supplies an external peristaltic pump that can be connected and plumbed into the...

Страница 67: ...nual 2 Connect the power cable 1 into the rear of the pump 3 Connect the auxiliary control cable 2 from the dispersant unit into the rear of the pump The pump must be set for Analogue Automatic operat...

Страница 68: ...at the dispersant inlet and com press using pliers to provide a secure connection 3 Open the top of the pumphead 4 Set the pipe clamps to the correct pipe size Using the adjustment knobs on either si...

Страница 69: ...l routines Ancillary switch unit An ancillary switch unit is available to allow an external pump to be controlled from the Hydro LV and Hydro MV dispersion units This allows dispersant to be supplied...

Страница 70: ......

Страница 71: ...tware controls and explains how to use these to make and ana lyze measurements on the system 3 Topics included are Making a measurement 70 Control of a dispersion unit via an SOP 70 Accessory controls...

Страница 72: ...em automatically detects which dispersion unit and cell is connected If more than one dispersion unit is connected the system detects all dispersion units connected but only the dispersion unit that h...

Страница 73: ...ation to the accessory s settings on the Live laser and Light Scattering panels in order to optimise the sample s concentration and circulation prior to making a measurement This option could also be...

Страница 74: ...accessories are selected from the SOP Editor 1 On the Home ribbon select New SOP from within the Documents group rib bon To edit an existing SOP choose Open SOP instead 2 Complete the SOP Editor as d...

Страница 75: ...windows are described 4 Topics included are Introduction and warnings 74 Maintenance schedule 75 Cell windows inspection for poor background 78 Cell windows removal and inspection 80 Cell windows cle...

Страница 76: ...the covers of the optical bench or dispersion unit Removal of the cov ers invalidates the warranty and may expose the user to dangerous laser radi ation Warning Failure to follow these guidelines coul...

Страница 77: ...ro MV Hydro LV Procedure Period situation Inspect cell windows for dirt and scratches The cell windows should be checked for general cleanliness every day They should also be checked if either of thes...

Страница 78: ...ese situations would indicate a poor background this will effect the quality of any measurements Check the window seals for damage At least once a month Always watch for signs of leaks and rectify imm...

Страница 79: ...may allow bubbles to enter causing rapid fluctuations in the background Perform a Quality Audit Standard measurement At least once a week or as internal quality procedures specify Hydro SV Procedure...

Страница 80: ...ten indicates that fine material is stuck to the cell windows 1 If your system displays high detector channels refer to Cell windows cleaning pro cedures on page 84 and remove and clean the cell windo...

Страница 81: ...m because of high pump or stirrer speeds with viscous dis persants or those containing surfactants or due to leaking pipes or seals Check and replace any damaged pipes or seals as described in Checkin...

Страница 82: ...n drained of dispersant and remove the cell assembly from the optical unit l Replace windows if necessary Always replace both windows at the same time as the second window will probably fail an inspec...

Страница 83: ...C 2 Hold a cover plate slightly above a clean lens tissue and place another lens tissue over the cell window area With light pressure push the cell window and seal out from the cover plate onto the b...

Страница 84: ...w down with another lens tissue then take hold of the longest end of the seal and lift the seal clear of the window 5 Repeat the procedure to remove the other cell window and seal from the main body o...

Страница 85: ...n use to prevent liquid propellant emerging Do not shake the can immediately before use or it will emit liquid propellant Caution Do not wipe the windows with an ordinary dry cloth as this will cause...

Страница 86: ...take a careful approach use minimal pressure against the surface of the windows to avoid scratches When cleaning a window l Take all precautions to avoid grease from fingers being transferred to the...

Страница 87: ...urface as described in the Wiping cell window section below Smeared surface no grit If the surface is smeared and you are sure there is no grit on it wipe the surface as described below in the Wiping...

Страница 88: ...with the wet brush 6 After both sides of the surface have been cleaned flood the surface with ethanol from to rinse off the dilute detergent solution Wipe the cell windows as described in the Wiping...

Страница 89: ...ften have a bulb attachment to blow gently on the lens to assist in dust removal Use the brush with a light flick action to knock dust off with minimal pressure to the surface Once the dust is removed...

Страница 90: ...to hold itself against the surface and curve the tissue to increase the pressure if necessary This not only limits the pressure that can be applied to the surface but prevents grease being dissolved...

Страница 91: ...is persant is readily miscible with water such as ethanol l Other dispersant If you are using an oil or a dispersant that is immiscible with water such as white spirit try to use the dispersant itself...

Страница 92: ...on is faces downward Place over the seal cavity of the cover plate and line up the lugs on the seal with the cut outs in the circular meas urement area of the cover plate then place it carefully to re...

Страница 93: ...Once finished l The circular section of the seal must be flush with the flat surface of the measurement area of the cover plate and the glass It cannot bulge out or sit below the surface A l Check tha...

Страница 94: ...re using water as a dispersant you can reassemble the cell and proceed to make measurements l If you are using a dispersant that is immiscible with water then you should wash away the water with ethan...

Страница 95: ...d sample measurements When pipes harden any movement of a dispersion unit relative to the optical unit may cause the pipes to become detached To change the pipes 1 Make sure that the dispersion unit w...

Страница 96: ...surface Performing a Quality Audit Standard measurement Malvern supplies a Quality Audit Standard QAS specifically designed to test the per formance of the dispersion unit It is recommended this is p...

Страница 97: ...aning the tank Warning Never put fingers in the tank when the pump stirrer shaft is rotated Usually the measurement s clean routine is sufficient to keep the tank clean However over time deposits may...

Страница 98: ...e pump will start While the cell drains rinse the removed beaker and refill with clean dispersant 3 When the cell is drained raise the pump head remove the current waste beaker and replace with the cl...

Страница 99: ...fore first use and before any subsequent measurements are performed Stirrer bar initial cleaning before first use The stirrer bar may still have some PTFE particles attached to it so will need to be c...

Страница 100: ...times as required 6 Leave the cuvette to dry upside down on a clean sheet of lint free cloth Cleaning after a measurement After a measurement clean the cuvette as described below Once clean the cuvett...

Страница 101: ...te l Repeat 2 to 3 times as required 3 With clean dispersant that is to be used in the analysis fill the cuvette as described in the Filling the cuvette section l Discard the dispersant from the cuvet...

Страница 102: ...ch side and the bottom of the cuvette Do this 3 to 4 times as required using a fresh sheet of optics cloth and then remove spatula 4 Finally use IPA and the wash station again to remove any loose and...

Страница 103: ...3 Inspect the stirrer bar before use A worn damaged or dirty stirrer bar may not rotate correctly and will therefore not disperse the sample sufficiently 4 Make sure that the stirrer bar is not place...

Страница 104: ...s tissues Standard wet cell windows and seals pack FKM Solvent resist wet cell windows and seals pack FFKM Hydro MV and SM consumable kit Standard wet cell Solvent resist SR wet cell Quality Audit Sta...

Страница 105: ...nd seals pack FKM Solvent resist wet cell windows and seals pack FFKM Hydro SV consumable kit SV cell 10 ml disposable syringe and needle attachment Stirrer bar Lint free wipes Pipette Cuvette cleanin...

Страница 106: ......

Страница 107: ...e chemical compatibility of any components that may come into contact with the sample Additionally it provides the important regulatory information to which the dispersion units are com pliant 5 Topic...

Страница 108: ...stirrer and ultrasonics Modes of operation Automatic via SOPs Manual via software control panel Weight 5 kg Dimensions Width 180 mm Height 300 mm Depth 280 mm Power Power consumption Supplied via CAN...

Страница 109: ...from the Optical unit 5 W Standby 80 W Nominal 96 W Maximum operating power The power recorded on a typical unit using maximum pump speed and maximum ultrasonics with water as the dispersant The maxim...

Страница 110: ...600 m Sample dependent Hydro SV Item Specification Dispersion type Wet Capacity 7 ml maximum Typical applications Solvent based suspensions Pharmaceuticals Minerals fillers chemicals foodstuffs emuls...

Страница 111: ...hecked against the materials identified below before a sample is inserted It is also recommended that a test is performed on the material with the sample before more permanent usage is undertaken Clea...

Страница 112: ...Materials Splash guard Acrylic Tank surround PEEK Glass fiber reinforced Tank and pump chamber PEEK Glass fiber reinforced Pump shaft Stainless steel 316 Stirrer PEEK Glass fiber reinforced Impeller...

Страница 113: ...ternal Tygon MH2075 HC F 4040 A Solvent compatible sample dependent Hydro SM Component Materials Tank pump chamber and body PEEK Glass fiber reinforced Pump shaft Stainless steel 316 Stirrer PEEK Glas...

Страница 114: ...112 Stirrer bar PTFE Wash station Stainless steel 316 Regulatory information Regulatory information for all Mastersizer 3000 instruments and dispersion units can be found in the Mastersizer 3000 Basi...

Страница 115: ...or 17 27 H Hydro dispersion units Hydro EV connections 60 Hydro LV MV connections 58 Hydro SMconncetions 61 Hydro SV connections 63 Specifications 106 Hydro EV Features 24 Hydro LV MV Features 12 Hydr...

Страница 116: ...55 01 www malvern com Malvern Instruments Limited Grovewood Road Malvern Worcestershire WR14 1XZ UK Tel 44 1684 892456 Fax 44 1684 892789 MRK1955 01_HYDRO_dry_disp_units_cover_86pp indd 1 MRK1955 01_H...

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