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Voith BTG Mutek PCD-06, Руководство по эксплуатации

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© BTG 2021

Operation Manual Mütek

TM

 PCD-06

39

V. Measuring

5.8.1

Setting of standard methods

Method 900:

Method 901:

Editable method parameters are as follows: 

Termination

mV

EP

0 mV

Pump

Automatic

Type

EP

Meas. Mode

fixed

Increment

3 s

Addition

Dynamic

dE (set)

8 mV

dV (min)

0,01 ml

dV (max)

0,1 ml

Termination

pH

EP

7,00 pH

Pump

Automatic

Type

IEP

Meas. Mode

Adaptive

dE

1,0 mV

dt

1 s

t (min)

3 s

t (max)

15 s

Addition

Dynamic

dE (set)

8 mV

dV (min)

0,005 ml

dV (max)

0,05 ml

Содержание BTG Mutek PCD-06

Страница 1: ...Operation Manual M tekTM PCD 06 Light Standard Premium Particle Charge Detector...

Страница 2: ...uring BTG shall have no liability for any error or damages of any kind resulting from the use of this document All rights reserved No part of this document may be copied photocopied published reproduc...

Страница 3: ...isoelectric point 14 2 1 4 Titrations curves 14 2 1 4 1 Colloidally dissolved particles 14 2 1 4 2 Solid particles 15 2 1 4 3 Heterogeneous stock systems 15 2 2 Applications 15 2 3 Designation of the...

Страница 4: ...measurement 34 5 6 1 2 Start titration 35 5 6 2 Automatic titration with external titrator 35 5 6 2 1 Start measurement 35 5 6 2 2 Start titration 35 5 7 Measuring with the M tek PCD 06 Standard or Pr...

Страница 5: ...7 2 3 Standard titration 49 7 2 4 Checking the streaming potential 51 7 2 4 1 Electrostatic charging of the measuring cell 51 7 2 5 Functional testing of the pH electrode 51 7 3 Proper handling of the...

Страница 6: ...List of contents Chapter Paragraph Title Page 6 Operation Manual M tekTM PCD 06 BTG...

Страница 7: ...Users are obliged to immediately eliminate any faults that may affect operational safety Warranty and liability This instrument was built and tested in accordance with EU Guidelines 2014 30 EC and 20...

Страница 8: ...changes to this document 1 2 Intended applications of the PCD 06 The M tek PCD 06 shall be used exclusively for the purposes defined in this operation manual and in the technical description and shall...

Страница 9: ...operation manual handy at all times on the M tek PCD 06 In addition make sure that documentation on general and local accident pre vention and environmental protection standards is near at hand and st...

Страница 10: ...able for rail for warding or postal delivery of the instrument To exclude transport damage never put any additi onal items in the trolley To avoid transport damage to the precision contact pins do not...

Страница 11: ...an electric field or a pressure is applied the solid particles are caused to move relative to the liquid electrolyte or vice versa Depending on which of the phases is moving the elec trokinetic effect...

Страница 12: ...h separates the counterions from the adsorbed sample material At the electrodes built in the measuring cell the counte rions induce a current which is rectified and amplified electronically A streamin...

Страница 13: ...an anionic fiber suspension is pipetted into the measuring cell of the M tek PCD 06 and titra ted with a 0 001 N cationic titrant solution until the point of zero charge is reached In the example 5 m...

Страница 14: ...e the curve progression does not exclusively reflect the sample material but rather the adsorption behaviour of the sample at the surface of the measuring cell This is why the curve progression should...

Страница 15: ...2 5 Heterogeneous stock systems 2 2 Applications Papermaking Improved machine running by controlling anionic trash Improved retention control Enhanced chemical performance Stable paper quality Effluen...

Страница 16: ...igned for industrial use Installation handling and service must only be carried out by trained and authorized personnel and according to relevant standards Read the manual for detailed information and...

Страница 17: ...Streaming potential mV pH Results Anionic cationic demand ml Charge quantity eq l pH Isoelectric point IEP Sample volume Measuring cell 10 50 ml Outputs Streaming potential 2500 mV Titrant consumptio...

Страница 18: ...ECTOR TYPE PCD 06 BTG INSTRUMENTS AB P O Box 602 661 29 S ffle Sweden This declaration of conformity is issued under the sole responsibility of the manufacturer We declare that the above Total Consist...

Страница 19: ...CD 06 1 Measuring cell 1 Displacement piston 1 External power supply 1 Power cable 1 Piston brush 1 Cationic titrant bottle 0 001N 250 ml 1 Anionic titrant bottle 0 001N 250 ml 1 Beaker with screen Qt...

Страница 20: ...20 Operation Manual M tekTM PCD 06 BTG 2021 II Product description...

Страница 21: ...as Light Standard or Premium 3 1 Description of PCD 06 Fig 3 1 Front view PCD 06 Designations 1 Display 2 Displacement piston 3 Measuring cell 4 Guide for measuring cell 5 USB interface for USB Stick...

Страница 22: ...ekTM PCD 06 BTG 2021 III System layout and functions Fig 3 2 Rear panel PCD 06 Designations 1 DC Input 2 Ethernet 3 USB B interface 4 USB A interface 5 Power ON OFF switch 6 pH Input 7 mV Output 8 pH...

Страница 23: ...termine the isoelectric point of a sample via the pH electrode Install the pH electrode in the measuring cell on the wall opposite the titrant tubes that is at a maximum distance from the tube tips Fi...

Страница 24: ...22 Operation Manual M tekTM PCD 06 BTG 2021 III System layout and functions...

Страница 25: ...and flat surface The room where the M tek PCD 06 is set up must be clean and dry Do not operate the device while it is exposed to direct sunlight Never use the instrument when it is or was directly ex...

Страница 26: ...fill 10 ml of the solvent de ionized water or a water alcohol mixture into the measuring cell and titrate up to the point of zero charge Even if the cell is filled with de ionized water only the strea...

Страница 27: ...detection and thus titration is no longer possible In these cases reduce the conductivity by diluting the sample with de ionized water Information Samples that do not meet the above specifications ma...

Страница 28: ...he unit before shipment Warning Acetone and the cleaning solution are highly inflam mable Warning Please follow the safety instructions in chapter 1 5 General safety directions page 9 The cleaning sol...

Страница 29: ...installed PCD 06 Standard with one titration pump installed PCD 06 Premium with two titration pump installed 4 6 1 PCD 06 Standard and Premium Connect Power supply to PCD 06 Fig 4 2 PCD 06 4 6 2 Conne...

Страница 30: ...e will stay some liquid in the bottle holder this can be easily removed with an tissue or just rinse the sys tem with no bottle inserted Use PPE to remove the remaining titrant in case Acid or base wa...

Страница 31: ...n automatic titrator For manual operation of the M tek PCD 06 Particle Charge Detector use a measuring pipette to transfer titrant drop by drop into the measuring cell see Fig 5 4 page 34 The endpoint...

Страница 32: ...30 Operation Manual M tekTM PCD 06 BTG 2021 V Measuring 5 3 Overview Main Screens...

Страница 33: ...5 4 1 Filtration To separate larger solid particles from a sample a whi teband filter is normally used However this may falsify results because polyelectrolytes tend to be adsorbed at the filter pape...

Страница 34: ...od the cationic cationic titrant will neutralize all anionic charges of the sample Since there is an excess amount of cationic titrant a residual cationic charge will remain in the sample After the re...

Страница 35: ...ample into the measuring cell Move the measuring cell along the guide up to the stop The piston will automatically be lifted and locked Assure that the marking facing the front Fig 5 2 Measuring cell...

Страница 36: ...base titration with the M tek PCD 06 the pH display indicates the isoelectric point pH value at 0 mV streaming potential Manual titration with a measuring pipette should solely be carried out for pre...

Страница 37: ...al will be send to the titrator Information For more detailed information about the titration setting parameters and data storage please refer to the manual of your external titration system 5 6 2 1 S...

Страница 38: ...oximately 30 seconds until the signal is stabilized The alternative is to set a time when the titration will start Fill the sample with the adjusted volume into the measuring cell Press Start titratio...

Страница 39: ...e measurement progress For parameter transfer to an USB stick refer to chapter 5 7 3 1 Transfer Parameter to a USB stick page 38 5 7 3 Result transfer to a USB stick For result transfer to a USB stick...

Страница 40: ...ing the setting symbol at the top of landing page Press Export Settings All results and parameters will be transferred to the plugged in USB stick as a csv file 5 8 Methods Adjusting titration methods...

Страница 41: ...parameters are as follows Termination mV EP 0 mV Pump Automatic Type EP Meas Mode fixed Increment 3 s Addition Dynamic dE set 8 mV dV min 0 01 ml dV max 0 1 ml Termination pH EP 7 00 pH Pump Automati...

Страница 42: ...tion to end Hint The typical termination value of an EP titration is 0 mV However there is no sharp cut at 0 mV instead the sig nal will cross the zero line and show the opposite sign There is some ov...

Страница 43: ...d Vmax E is the mV signal change bet ween two dosage steps and Vmin Vmax specify how the titrant pump should respond to this signal change Example E be set to 8 mV If the signal changes more than 8 mV...

Страница 44: ...rement Example E Stability is 1 mV t Stability is 1 s tmin is 5 s and tmax is 15 s Means that the PCD continuously checks for the defined stability criterion the signal must not swing more than 1 mV w...

Страница 45: ...e Settings By entering a password 4374 further calibration can be done this should be done only from advanced users see chapter 5 9 4 page 45 Software upgrade A upgrade can be done when a USB stick wi...

Страница 46: ...pH calibration Depending on the range of the second buffer solution you wish to use touch the appropriate field acid pH 4 01 or alkaline pH 9 21 This will open the following screen Plug the pH electro...

Страница 47: ...ent results This setting should be changed only from a skilled user Pump calibration 1 Press the Calibrate button on the required pump 2 Start the dosing 3 Weigh the volume and enter it to the screen...

Страница 48: ...e adjusted to this titrator 1 Display the potential value in the titrator for that refer to the titrator manual 2 Press the Calibrate button for Analog out in the PCD 06 screen 3 Select 1 6 V and star...

Страница 49: ...he PCD 06 Smart Error message Cause Corrective action Warning No endpoint detected Maximum titrant volume of 20 ml reached pH end point is reached before 0 mV is reached Verify correct position of ani...

Страница 50: ...n for homogeneity At the start of titration potential increases instead of decreasing Wrong titrant Select titrant with opposite charge to that of sample Adsorption equilibrium not attained Proceed sl...

Страница 51: ...reprodu cibility of results To avoid deposits in the measuring cell and on the replacement piston fill the freshly cleaned cell with water and leave overnight 7 2 Maintenance 7 2 1 Personnel requireme...

Страница 52: ...nue Anionic titrant will be dosed into the measuring cell Titration will start automatically Test result screen will be displayed Press Accept to return to NEW TEST without any changes Press Adjust to...

Страница 53: ...ents or your local agent of BTG Instru ments 7 2 5 Functional testing of the pH electrode Before starting a test series measure a buffer solution by means of the pH electrode which should respond wit...

Страница 54: ...esting before leaving the factory BTG s maintenance program LAB Check keeps your laboratory device in perfect working order year after year Feel free to call in your local service team or send in your...

Страница 55: ...instrument Disconnect the instrument from the mains If applicable disconnect the M tek PCD 06 from the titrator Clean the measuring cell see chapter 7 1 2 Clea ning the measuring cell page 49 If you...

Страница 56: ...54 Operation Manual M tekTM PCD 06 BTG 2021 VIII Shutting down the system storage and disposal...

Страница 57: ...Piston brush for cleaning the measuring cells d 20 mm P00X10158 5 Beaker with screen P00X18977 6 Precision pipette 2 10 ml P00X18772 7 Plastic tips for precision pipette 2 10 ml P00X18773 8 Seal for...

Страница 58: ...r M tekTM PCD 06 HB2000370 4 Cationic titrant 0 001 N 1000 ml Ready to use titrant for M tekTM PCD 06 H00X10217 5 Anionic titrant bottle 0 001 N 250 ml Ready to use titrant for M tekTM PCD 06 HB200036...

Страница 59: ......

Страница 60: ...BTG Instruments AB P O Box 602 SE 661 29 S ffle Sweden Phone 46 533 426 00 www btg com...

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