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I N S T R U M E N T S

Printed in England   

MRK0869-01

Malvern Instruments Limited

Enigma Business Park

Grovewood Road, Malvern 

Worcs, WR14 1XZ, U.K.

Tel:  +44 (0) 1684 892456

Fax: +44 (0) 1684 892789

www.malvern.com

user manual

Hydro 2000

µP

Содержание Hydro 2000uP

Страница 1: ...Hydro 2000 P...

Страница 2: ......

Страница 3: ...Hydro 2000 P User Manual MAN0389 Issue 1 0 March 2007 MAN0389 1 0 Hydro 2000uP book Page i Friday March 16 2007 4 11 PM...

Страница 4: ...ation No reproduction 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 P...

Страница 5: ...2 How the dispersion unit works 2 3 Hardware features 2 4 Software features Introduction 3 1 Making a measurement 3 2 Manually controlling the dispersion unit 3 2 Writing an SOP for the dispersion un...

Страница 6: ...ge ii MAN 0389 Part 2 Appendices Specification Specification A 1 Chemical compatibility Introduction B 1 Regulatory statements CE Declaration of Conformity C 2 Index MAN0389 1 0 Hydro 2000uP book Page...

Страница 7: ...Part 1 Operator s Guide MAN0389 1 0 Hydro 2000uP book Page 1 Friday March 16 2007 4 11 PM...

Страница 8: ...MAN0389 1 0 Hydro 2000uP book Page 2 Friday March 16 2007 4 11 PM...

Страница 9: ...al features of the dispersion unit Describe the software and explain how to use the dispersion unit to make a measurement on the system Warning The dispersion unit or the samples to be measured may be...

Страница 10: ...emoval of the covers Supervisor The supervisor is the person responsible for the management safety of the disper sion unit and of its operation The supervisor is responsible for the training of the op...

Страница 11: ...figure New SOP refers to selecting the New SOP item in the Configure menu The same rules apply for sub menus of sub menus so that Tools Options Instrument Port refers to the Instrument Port item in th...

Страница 12: ...Chapter 1 Introduction to this manual Page 1 4 MAN 0389 MAN0389 1 0 Hydro 2000uP book Page 4 Friday March 16 2007 4 11 PM...

Страница 13: ...n unit All key aspects of the dispersion unit s operation are explained in very simple terms This chapter covers What the dispersion unit does How the dispersion unit is controlled How the dispersion...

Страница 14: ...gglomerates to be dispersed and assists in removing bubbles from the system Warning When using solvents especially those with low ignition points minimise the use of ultrasonics There is a remote poss...

Страница 15: ...mple to be measured is added to the well The pump agitates the dispersant to ensure that the sample does not settle out and continually circulates the sample through the cell and then back to the well...

Страница 16: ...d in place by rotating the locking lever All functions of the dispersion unit are controlled using the Malvern software Hardware features This section describes the hardware in detail Main system comp...

Страница 17: ...ical bench Sample well The well in the cell unit is where sample to be measured is added The sample well and connecting pipes have a capacity of less than 20ml Dispersant input syringe The dispersant...

Страница 18: ...ne dispersion unit is in use It allows the cell to be removed and stored without the need to disconnect it from the dispersion unit When the cell is parked for a short period make sure that the cell i...

Страница 19: ...de Replacement valves are available from a Malvern representative Controller unit This section examines the controller unit in more detail As stated above the con troller unit contains most of the con...

Страница 20: ...connector to the Accessory comms in connector on the second dispersion unit Caution The termination plug supplied with the optical bench must be fitted here if this is the only dispersion unit connec...

Страница 21: ...correctly but the cell has not been loaded into the optical bench i e the dispersion unit is at standby and is parked in the cell unit holder Red if the software has detected a error If an error messa...

Страница 22: ...operat ing procedures this is perfectly safe Inspect the cable at regular intervals for any sign of damage Never operate the equipment if the cable is damaged Cell unit The cell unit is shown below wi...

Страница 23: ...s used Only use syringes with a maximum capacity of 20 25ml The dispersant for suspending the sample and flushing the system is injected into this port using a syringe To avoid introducing bubbles int...

Страница 24: ...ever is used to lock the well lid into place during measurements Cell windows The cell windows allow the analyser beam of the optical bench to pass through the cell and hence the particle field The ce...

Страница 25: ...measurement the basics of making a measurement using the dis persion unit Manually controlling the dispersion unit Writing a Standard Operating Procedure SOP for the dispersion unit Software features...

Страница 26: ...nected but only the dispersion unit that has its cell installed on the optical bench will be active Manually controlling the dispersion unit To control the dispersion unit manually either select Confi...

Страница 27: ...re Temperature monitoring can be used in conjunction with the Sam pler Settings dialogue to limit the range of temperatures at which measurements can be made Pause Pump button Pressing the Pause Pump...

Страница 28: ...e is a problem with the pump controller electronics Pump over temperature illuminates if the pump is over its operating tem perature range The pump will stop until its temperature returns to the opera...

Страница 29: ...re specific to the Hydro 2000 P These are the Sampler Selection and Sampler Settings dialogues Sampler Selection dialogue The Sampler Selection dialogue is shown below ill 7774 It features Sample hand...

Страница 30: ...s dialogue is shown below ill 7775 Its features are Pump speed The pump speed is altered by moving the slider or entering the required speed in the RPM box to the right of the slider Selecting the Adv...

Страница 31: ...e reaction Check the Material Safety Data Sheets for all substances used The ultrasonics radio buttons enable the ultrasonic transducer The options are None no ultrasound Continuous from sample additi...

Страница 32: ...me alternatively the time can be typed in A delay of between 0 and 59 59 minutes can be chosen Temperature Monitoring It is possible to monitor the temperature of the sample and dispersant and to set...

Страница 33: ...Introduction This chapter describes how to make a measurement using the Hydro 2000 P It covers Measurement guidelines Instrument preparation Anaerobic fill Measuring new samples MAN0389 1 0 Hydro 200...

Страница 34: ...s within 1 to 2mm of the internal rim of the well Because the stirring and the circulation of the sample is carried out in the chamber below the well cone keep the level of dispersant in the well low...

Страница 35: ...fully disperse i e monitor the obscuration value until it stabilises 5 When adding the sample ensure that it is added directly to the dispersant rather than trickling it down the sides of the well wal...

Страница 36: ...obic fill sequence described later to remove air and bubbles from the system Take care with the pump speed The system is designed and balanced for water Other dispersants may tend to well up in the we...

Страница 37: ...is recommended to fill the cell unit Degassing the dispersant Gases dissolved in the dispersant can form bubbles in the cell To prevent this from happening we recommend that the dispersant is degassed...

Страница 38: ...e the bottle through one complete revolution the bubbles will be removed as they meet the air fluid interface ill 5639 Filling the syringe Take care to avoid air entering the syringe when filling it w...

Страница 39: ...upwards and push the plunger in to dis place any air as shown below It may be necessary to tap the body of the syringe to displace any air bubbles ill 5641 Note Avoid having to refill the syringe half...

Страница 40: ...he syringe typically over about a 20 second period Fill the cell until the sample well is almost full to within 1 or 2mm of the internal well rim Once full close the tap on the side of the valve Note...

Страница 41: ...fill process has finished During a manual measurement the last value used will be recalled During an SOP this will be the pump speed specified in the SOP For best results set the pump speed field 500r...

Страница 42: ...ween one and 10 minutes depending on the power of the computer However if the ratio of the refractive index of the sample to the dispersant is in the range 0 99 to 1 01 then this time may substantiall...

Страница 43: ...n another computer A completely new SOP can be created by selecting Configure New SOP and fol lowing the SOP Wizard An existing SOP can be easily edited either to correct it or to create a new SOP bas...

Страница 44: ...Chapter 4 Making a measurement Page 4 12 MAN 0389 MAN0389 1 0 Hydro 2000uP book Page 12 Friday March 16 2007 4 11 PM...

Страница 45: ...ts posi tion on the right of the optical bench should this be necessary The Hydro 2000 P is typically configured to be positioned on the right of the opti cal bench For users who wish to locate the di...

Страница 46: ...s shown on the illustration below 3 Using a 4mm Allen key remove the eight screws securing the connection plate 4 Swap the cell holder to the other side of the control unit 5 Flip the connection plate...

Страница 47: ...Part 2 Appendices MAN0389 1 0 Hydro 2000uP book Page 1 Friday March 16 2007 4 11 PM...

Страница 48: ...MAN0389 1 0 Hydro 2000uP book Page 2 Friday March 16 2007 4 11 PM...

Страница 49: ...der 4 25kg AWA2003 4kg AWA2004 8kg AWA2003 7 75kg AWA2004 Dimensions Cell Control box cell holder Width 108mm Height 242mm excluding motor and handle Height 335mm including motor and handle Depth 252m...

Страница 50: ...ty Safety 0 and 500 5000 rpm 500 5000 rpm 5 of F S 0 54 Poise 0 054 Pa s Over current and over temperature protected Ultrasound Frequency Power Safety 48 kHz nominal 0 20W dependent upon dispersant Ov...

Страница 51: ...dispersion unit This appendix lists all materials that come into contact with the sample and disper sant during normal operation Component Materials Cell pump cavity drain well drain tube 316 stainle...

Страница 52: ...Appendix B Chemical compatibility Page B 2 MAN 0389 B MAN0389 1 0 Hydro 2000uP book Page 2 Friday March 16 2007 4 11 PM...

Страница 53: ...Hydro 2000 P Page C 1 C Regulatory statements This appendix presents regulatory information MAN0389 1 0 Hydro 2000uP book Page 1 Friday March 16 2007 4 11 PM...

Страница 54: ...ments Page C 2 MAN 0389 C CE Declaration of Conformity The CE badge on this product shown below signifies conformance to European Commission Directives ill 8005 MAN0389 1 0 Hydro 2000uP book Page 2 Fr...

Страница 55: ...3 2 D Degassing dispersant 4 5 Degassing water 4 5 Dimensions A 1 Dispersant changing 4 3 degassing 4 5 overview 2 3 Dispersant inlet port 2 11 Dispersant input syringe 2 5 Dispersant temperature 3 3...

Страница 56: ...Sample loss minimising 4 2 Sample preparation 4 3 Sample well 2 5 Sampler Selection dialogue 3 5 Sampler Settings dialogue 3 6 Scattered laser light 2 3 Slurry 4 3 SOP control 3 5 Specification A 1 S...

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