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VPAD Manual

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19. VPAD L special Heldal spindle selection table

Maximum guideline values in cP (mPa·s)

RPM/SP

0.3

62.4K

124.8K

312K

624K

1.5M

3.1M

0.5

37.4K

74.8K

187K

374K

936K

1.8M

0.6

31.2K

62.4K

156K

312K

780K

18.72K

37.4K

93.6K

187K

468K

936K

1.5

12.4K

24.9K

62.4K

124K

312K

624K

9.36K

18.7K

46.8K

93.6K

234K

468K

2.5

7.4K

14.9K

37.4K

74.8K

187K

374.4K

6.2K

12.4K

31.2K

62.4K

156K

312K

4.6K

9.3K

23.4K

46.8K

117K

234K

3.7K

7.4K

18.7K

37.4K

93.6K

187.2K

3.1K

6.2K

15.6K

31.2K

78K

156K

1.8K

3.7K

9.3K

18.7K

46.8K

93.6K

1.5K

3.12K

7.8K

15.6K

39K

78K

Table 14.

ATTENTION:

K Indicates thousands.

Example: 7.8K = 7800

M Indicates millions

Example: 1.56M = 1560000

NOTE:

It is not recommended to work with viscosity values of less than 15% of the lower part of the

selected scale.

Summary of Contents for V-Pad

Page 1: ...Rotational Viscometer Instruction Manual ...

Page 2: ...A path that was laid out so clearly is suddenly lacking a new road must be paved to accommodate change in all its forms So here we are ready and anxious to spur a change of our own Decades of experience has made us masters of our field but evolution has pushed us to be even better With locations all around the world our global presence is heightened by our commitment to progression and ingenuity A...

Page 3: ...VPAD Manual 3 47 Software Version 1 0 Manual Version 1 0 Instruction Manual ...

Page 4: ...dally Movement Unit 26 12 Model Spindle correspondence tables 29 13 Model spindle oil calibration tables 31 14 VPAD L standard spindle selection table 32 15 VPAD L Special aerial spindle selection table 33 16 VPAD L Special spindle selection table 34 17 VPAD L LCP Adaptor table 35 18 VPAD L special Vane spindle selection table 36 19 VPAD L special Heldal spindle selection table 37 20 VPAD R standa...

Page 5: ...onic components and the software The operator should follow all of the instructions and warnings and of this manual to ensure the safe and proper operation of the equipment Do not use the equipment for any other purpose than those described in this manual Do not use any accessory that is not supplied or approved by Fungilab Do not use the viscometer or its accessories if there is any suspicion of ...

Page 6: ...erly may damage the equipment This symbol indicates hazardous voltages may be present Precautions If this instrument is used in a manner not specified by the manufacturer the protection provided by the instrument may be impaired This instrument is not intended for use in a potentially hazardous environment In case of emergency turn off the instrument and then disconnect the electrical cord from th...

Page 7: ...rement control and laboratory use Notice to customers This symbol indicates that this product is to be recycled at an appropriate collection center 6 Conditions for use Indoor use Maximum altitude 2000 m Surrounding temperature range from 5 to 40ºC The equipment temperature must be kept above the dew point so moisture doesn t condense on or in it The power source fluctuations should not surpass 10...

Page 8: ... volatile and flammable solvents with proper cautions It is the user s responsibility to establish safety conditions at work Regularly check the spindle s thread and the viscometer shaft During the viscometer s lifespan regular maintenance is important As the manufacturer we advise annual check ups by the technical service of your local distributor The viscometer is powered by a MEAN WELL GS25A12 ...

Page 9: ... this damage will not be covered by Fungilab s guarantee Parts included with the equipment standard delivery Viscometer head with serial number label and a plastic or metal cap protecting the spindle connector Foot or base with 3 height adjustable knobs Nut Fastening rod Standard spindles Spindle guard Spindle support Carrying case Calibration Certificate Temperature probe and clip Power cable MEA...

Page 10: ...VPAD Manual 10 47 Standard spindles Model L L1 L2 L3 L4 Models R and H R2 R3 R4 R5 R6 R7 Fig 1 Viscometer in its carry case ...

Page 11: ...uipment Description Fig 2 Frontal view of the equipment 1 Levelling knob 2 Nut 3 Control tablet 4 Column 5 Front cover 6 LED display 7 Spindle guard 8 Spindle 9 Temperature probe 10 Base viscometer stand 5 6 4 1 3 7 9 10 2 8 ...

Page 12: ...B Temperature probe connector Fig 4 Equipment identification label Description of the equipment identification label 1 Viscometer model 2 Viscometer code 3 Electronic equipment do not throw in trash 4 Serial number of the equipment 5 Voltage and power requirements AC 125 230V power is converted to 12VDC by the power supply 1 1 2 3 4 5 3 5 6 2 4 ...

Page 13: ...d adjustment The viscometer should be placed on a stable surface free of vibrations i e caused by other machines or equipment Do not put the viscometer in direct contact with sunlight or in the middle of any air flow the temperature of the sample can be easily influenced by the surrounding conditions The viscometer is designed for indoor use Use the height adjustment knobs until the viscometer is ...

Page 14: ...es Practical examples paints shampoos fruit juice concentrate adhesives polymers grease starch etc Dilatants Fluids The viscosity increases with the speed gradient Practical examples clay sweets components etc Plastic Fluids These fluids only start to flow after having been submitted to a certain force shearing force They behave like solids in static conditions Practical example Ketchup Time depen...

Page 15: ...l and control the environment and conditions of any sample subjected to analysis Variables such as the type of viscometer the speed spindle combination the sample s container the absence or presence of a spindle protector the temperature of the sample and the sample preparation techniques etc can affect not only the precision of the reading but also the real viscosity of the sample Time Ageing und...

Page 16: ...pindle speed selection method is referring to the tables of maximum approximate viscosity When you do tests at different speeds you should select a spindle with which all of the speeds show a torque reading of between 15 and 95 GENERALLY RPM INCREMENT READING PRECISION INCREMENT SPINDLE SIZE REDUCTION READING PRECISION INCREMENT Except for the non Newtonian fluids that change their viscosity value...

Page 17: ...ssary parameters for obtaining a viscosity reading have been carefully read in the user s manual Once the readings have been initiated allow some time for stabilization the length of which will be in function of the rotational speed during the measurement IMPORTANT WARNING When you wish to obtain viscosity reading with FUNGILAB rotational viscometers there are two considerations to take into accou...

Page 18: ...p become unpredictable making it impossible to analyse it with standard mathematical models This turbulence creates a false reading which is a lot higher than the real one without linear growth and totally unpredictable For the following geometries these transition points have been found to be approximate to turbulent flow 1 Spindle L1 15 cP to 60 rpm 2 Spindle R1 100 cP to 50 rpm 3 Adaptor LCP 0 ...

Page 19: ...as an additional accessory Both LCP and LCP B accessories are supplied complete with a spindle Low viscosity adapters allow more precise measurements than using the standard spindle The viscometer can measure very low viscosity levels from 1 cP when using the L model Thanks to its cylindrical geometry shape it is possible to determine Shear Rate and Shear Stress Only a small quantity of a sample i...

Page 20: ...ulation jacket See the note below Fasten the connector G to the hole in the back of the viscometer s metallic base See the note below Screw it with the viscometer axle by turning it clockwise Check the level of the sample It should be approximately in the middle of the cone which is connected to the spindle connector H Figure 10 shows more information about this Place the upper stopper N over the ...

Page 21: ...ification for LCP accessories Measurements range Sample L 0 9 to 2 000 mPa s or cP Sample R 3 2 to 21 333 mPa s or cP Limited by turbulences For the measurements that represent 10 of the base scale Sample volume 16 0 ml Shear rate factor for the LCP spindle 1 2236 x RPM Shear rate is calculated based on the features of Newtonian liquids Temperature range of the circulation jacket thermostatic flow...

Page 22: ...ssory APM and APM B accessory are not supplied with a spindle Special spindles TL or TR are used according to the viscometer model L R or H Small sample adapters allow more precise measurements than the standard spindles and reaching lower viscosity ranges Thanks to its known cylindrical geometry it is possible to obtain Shear Rate and Shear Stress determinations Only a small quantity sample is re...

Page 23: ...dle L in the circulation jacket See the note below Fasten the connector G to the hole in the back of the viscometer s metallic base See the note below Screw it with the viscometer axle by turning it clockwise Check the level of the sample It should be approximately in the middle of the cone which is connected to the spindle connector H Figure 14 shows more information about this Place the upper st...

Page 24: ...ssary Remove Adapter G from the circulation jacket Important Do not use any cleaner or tool that can damage the metallic surface Make sure you only use liquids that agree with the APM adapter material Solvents that can be used water ethanol or high concentrations of alcohol For other solvents check the chemistry compatibility table 11 2 3 Technical specifications of APM and APM B Measurement range...

Page 25: ...4 x RPM 10 4 STC TR10 0 28 x RPM 11 0 STC TR11 0 25 x RPM 13 5 STC TR12 0 48 x RPM 3 8 TR12C TR13 0 40 x RPM 2 1 TR13C Shear rate is calculated based on the features of Newtonian liquids Container Stopper D mm L mm TL8C T8BC 13 03 27 57 TR12C T12BC 12 7 42 7 TR13C T13BC 12 7 22 9 STC STBC 19 05 7 Fig 15 Container dimensions ...

Page 26: ...ade of acetal and Delrin The O ring on the plastic stopper M of the APM Adapter is made of Delrin The softening point is 110 C 230 F 11 3 HELDAL UNIT Helicoidally Movement Unit NOTICE The Heldal adapter it s not included in the standard delivery It can be ordered as an accessory The unit is supplied complete with T shaped spindles in this case The Heldal accessory is used with substances that do n...

Page 27: ...lot 6 Heldal fastening group 14 Nut bolt 7 ON OFF switch 15 Viscometer fastening rib 8 Fastener 6 1 Spindle connector 6 2 Upper spindle receptor 6 3 Lower spindle receptor 6 4 Counterweight spindle connector 6 5 Spindle Place the fastener 8 facing the short end of the Y shaped base 9 Place the safety shell 1 over the fastening rib 8 on the base of the viscometer 9 Place the lower ring in the faste...

Page 28: ...pindle tighter than necessary There should always be a small hole between both parts of the receptor Fasten the spindle receptor and the spindle to the axis of the viscometer by connecting the thread Place the sample container under the viscometer and insert the spindle into the sample fluid by pressing the displacement button 3 The stopper rings limit the vertical movement of the spindle Therefor...

Page 29: ...able 1 Viscometer model Spindle VPAD L L1 L2 L3 L4 L5 VPAD R R1 R2 R3 R4 R5 R6 R7 VPAD H R1 R2 R3 R4 R5 R6 R7 SPECIAL SPINDLES FOR APM ADAPTER Table 2 Viscometer model Spindle VPAD L L2C L3C TL5 TL6 TL7 TL8 TL9 VPAD R TR8 TR9 TR10 TR11 TR12 TR13 VPAD H TR8 TR9 TR10 TR11 TR12 TR13 ...

Page 30: ...C PD PE PF VPAD R PA PB PC PD PE PF VPAD H PA PB PC PD PE PF SPECIAL SPINDLES FOR LCP ADAPTER Table 4 Viscometer model Spindle VPAD L LCP SP VPAD R LCP SP SPECIAL VANE SPINDLES Table 5 Viscometer model Spindle VPAD L V71 V72 V73 V74 V75 VPAD R V71 V72 V73 V74 V75 VPAD H V71 V72 V73 V74 V75 ...

Page 31: ...0 TL7 RT500 TL8 RT1000 TL9 RT5000 LCP RT5 MODEL R Table 7 Spindle Standard oil R1 RT50 R2 RT500 R3 RT500 R4 RT1000 R5 RT5000 R6 RT5000 R7 RT30000 TR8 RT500 TR9 RT5000 TR10 RT5000 TR11 RT5000 TR12 TR13 LCP RT50 MODEL H Table 8 Spindle Standard oil R1 RT1000 R2 RT5000 R3 RT12500 R4 RT12500 R5 RT30000 R6 RT100000 R7 RT100000 TR8 RT5000 TR9 RT12500 TR10 RT30000 TR11 RT60000 TR12 TR13 ...

Page 32: ...8K 240K 500K 3 2K 10K 40K 200K 400K 4 1 5K 7 5K 30K 150K 300K 5 1 2K 6K 24K 120K 250K 6 1K 5K 20K 100K 200K 10 600 3K 12K 60K 125K 12 500 2 5K 10K 50K 100K 20 300 1 5K 6K 30K 60K 30 200 1K 4K 20K 40K 50 120 600 2 4K 12K 25K 60 100 500 2K 10K 20K 100 60 300 1 2K 6K 12K Table 9 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recommended to ...

Page 33: ...25K 1 5 20K 80K 2 15K 60K 2 5 12K 50K 3 10K 40K 4 7 5K 30K 5 6K 25K 6 5K 20K 10 3K 12K 12 2 5K 10K 20 1 5K 6K 30 1K 4K 50 600 2 5K 60 500 2K 100 300 1 2K Table 10 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recommended to work with viscosity values of less than 15 of the lower part of the selected scale ...

Page 34: ... 1 2K 12K 24K 50K 200K 3 1K 10K 20K 40K 160K 4 750 7 5K 15K 30K 125K 5 600 6K 12K 25K 100K 6 500 5K 10K 20K 80K 10 300 3K 6K 12K 50K 12 250 2 5K 5K 10K 40K 20 150 1 5K 3K 6K 25K 30 100 1K 2K 4K 16K 50 60 600 1 2K 2 5K 10K 60 50 500 1K 2K 8K 100 30 300 600 1 2K 5K Table 11 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recommended to work...

Page 35: ... 1K 1 600 1 5 400 2 300 2 5 240 3 200 4 150 5 120 6 100 10 60 12 50 20 30 30 20 50 12 60 10 100 6 0 Table 12 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recommended to work with viscosity values of less than 15 of the lower part of the selected scale ...

Page 36: ...6K 3 818 5 3 4K 16 7K 169K 72 1K 4 613 9 2 6K 12 5K 127K 54 1K 5 491 1 2k 10K 101K 43 3K 6 409 2 1 7K 8 3K 84 8K 36K 10 245 5 1K 5K 50 8K 21 6K 12 204 6 867 4 1K 42 4K 18K 20 122 7 520 2 2 5K 25 4K 10 8K 30 81 8 346 8 1 6K 16 9K 7 2K 50 49 1 208 1K 10 1K 4 3K 60 40 9 173 4 835 7 8 4K 3 6K 100 24 5 100 501 4 5K 2 1K Table 13 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Exa...

Page 37: ...K 624K 2 9 36K 18 7K 46 8K 93 6K 234K 468K 2 5 7 4K 14 9K 37 4K 74 8K 187K 374 4K 3 6 2K 12 4K 31 2K 62 4K 156K 312K 4 4 6K 9 3K 23 4K 46 8K 117K 234K 5 3 7K 7 4K 18 7K 37 4K 93 6K 187 2K 6 3 1K 6 2K 15 6K 31 2K 78K 156K 10 1 8K 3 7K 9 3K 18 7K 46 8K 93 6K 12 1 5K 3 12K 7 8K 15 6K 39K 78K Table 14 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It ...

Page 38: ...3 3K 13 3K 33 3K 66 6K 133 3K 333 3K 1 3M 4 2 5K 10K 25K 50K 100K 250K 1M 5 2K 8K 20K 40K 80K 200K 800K 6 1 6K 6 6K 16 6K 33 3K 66 6K 166 6K 666 6K 10 1K 4K 10K 20K 40K 100K 400K 12 833 3 3K 8 3K 16 6K 33 3K 83 3K 333 3K 20 500 2K 5K 10K 20K 50K 200K 30 333 1 3K 3 3K 6 6K 13 3K 33 3K 133 3K 50 200 800 2K 4K 8K 20K 80K 60 166 660 1 6K 3 3K 6 6K 16 6K 66 6K 100 100 400 1K 2K 4K 10K 40K Table 15 ATTE...

Page 39: ... 83 3K 166 6K 333 3K 166 6K 416 6K 4 12 5K 62 5K 125K 250K 125K 312 5K 5 10K 50K 100K 200K 100K 250K 6 8 3K 41 6K 83 3K 166 6K 83 3K 208 3K 10 5K 25K 50K 100K 50K 125K 12 4 16K 20 83K 41 6K 83 3K 41 6K 104 1K 20 2 5K 12 5K 25K 50K 25K 625K 30 1 6K 8 3K 16 6K 33 3K 16 6K 416 6K 50 1K 5K 10K 20K 10K 25k 60 833 3 4 16K 8 3K 16 6K 8 3K 20 8k 100 500 2 5K 5K 10K 5K 12 5K Table 16 ATTENTION K Indicates ...

Page 40: ... 6 4K 1 5 44 2K 2 3 2K 2 5 2 5K 3 2 1K 4 1 6K 5 1 2K 6 1K 10 640 12 533 20 320 30 213 50 128 60 106 100 64 Table 17 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recommended to work with viscosity values of less than 15 of the lower part of the selected scale ...

Page 41: ... 3 8 7K 37K 178K 1 8M 770K 4 6 5K 27 7K 133K 1 3M 577K 5 5 2K 22 2K 107K 1M 462K 6 4 3K 18 5K 89 1K 905K 385K 10 2 6K 11 1K 53 5K 543K 231K 12 2 1K 9 2K 44 5K 452K 192K 20 1 3K 5 5K 26 7K 271K 115K 30 873 3 3 7K 17 8K 181K 77K 50 524 2 2K 10 7K 108K 46 2K 60 436 6 1 8K 8 91K 90 5K 38 5K 100 262 1 1K 5 3K 54 3K 23 1K Table 18 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Ex...

Page 42: ... 3 3M 6 6M 2 100K 200K 500K 1M 2 5M 5M 2 5 80K 160K 400K 800K 2M 4M 3 66 6K 133 3K 333 3K 666 6K 1 6M 3 3M 4 50K 100K 250K 500K 1 25M 2 5M 5 40K 80K 200K 400K 1M 2M 6 33 3K 66 6K 166 6K 333 3K 833 3K 1 6M 10 20K 40K 100K 200K 500K 1M 12 16 6K 33 3K 83 3K 166 6K 416 6K 833 2K Table 19 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recomme...

Page 43: ... 3 266 6 1066 2 6K 5 3K 10 6K 26 6K 106 6K 4 200 800 2K 4K 8K 20K 80K 5 160 640 1 6K 3 2K 6 4K 16K 64K 6 133 3 533 3 1 3K 2 6K 5 3K 13 3K 53 3K 10 80 320 800 1 6K 3 2K 8K 32K 12 66 6 266 6 666 1 3K 2 6K 6 6K 26 6K 20 40 160 400 800 1 6K 4K 16K 30 26 6 106 6 266 533 1066 2 6K 10 6K 50 16 64 160 320 640 1 6K 6 4K 60 13 3 53 3 133 3 266 6 533 1 3K 5 3K 100 8 32 80 160 320 800 3 2K Table 20 ATTENTION ...

Page 44: ...6K 8K 16K 32K 16K 40K 3 1 3K 6 6K 13 3K 26 6K 13 3K 33 3K 4 1K 5K 10K 20K 10K 25K 5 800 4K 8K 16K 8K 20K 6 666 3 30K 6 6K 13 3K 6 6K 16 6K 10 400 2K 4K 8K 4K 10K 12 333 1 6 3 3K 6 6K 3 3K 8 3K 20 200 1K 2K 4K 2K 5K 30 133 666 1 3K 2 6K 1 3K 3 3K 50 80 400 800 1 6K 800 2K 60 66 333 666 1 3K 666 1 6K 100 40 200 400 800 400 1K Table 21 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates mil...

Page 45: ...K 73 9K 3 698 2 9K 14 2K 144K 61 6K 4 523 2 2K 10 7K 108K 46 2K 5 419 1 7K 8 5K 86 8K 36 9K 6 349 1 4K 7 1K 72 4K 30 8K 10 209 888 4 2K 43 4K 18 4K 12 174 740 3 5K 36 2K 15 4K 20 104 444 2 1K 21 7K 9 24K 30 69 8 296 1 4K 14 4K 6 1K 50 41 9 177 856 8 6K 3 6K 60 34 9 148 713 7 2K 3K 100 20 9 88 8 428 4 3K 1 8K Table 22 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 ...

Page 46: ...K 106K 266 6K 533 3K 2 8K 16K 40K 80K 200K 400K 2 5 6 4K 12 8K 32K 64K 160K 380K 3 5 3K 10 6K 26 6K 53 3K 133 3K 266 6K 4 4K 8K 20K 40K 100K 200K 5 3 2K 6 4K 16K 32K 80K 160K 6 2 6K 5 3K 13 3K 26 6K 66 6K 133 3K 10 1 6K 3 2K 8K 16K 40K 80K 12 1 3K 2 6K 6 6K 13 3K 33 3K 66 6K Table 23 ATTENTION K Indicates thousands Example 7 8K 7800 M Indicates millions Example 1 56M 1560000 NOTE It is not recomme...

Page 47: ... the equipment have been made damaged by the user When the user have not had in mind the Fungilab recommendations and maintenance When the instrument have been repaired or mishandled by anybody not allowed for the Fungilab technical service When the serial number is incorrect or it does not suit with the written in the warranty FUNGILAB s sole obligation shall be to repair or to replace any part s...

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