Brookfield DV3T Operating Instructions Manual Download Page 78

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Brookfield Engineering Labs., Inc.

Page 78

Manual No. M13-167-A0415

Units Setup

Figure VI-2

Sample Viscosity Test programs can be seen in the following figures. Figure VI-3 demonstrates

a typical single step test. Figure VI-4 demonstrates a multiple step test.

Figure VI-3

Figure VI-4

Summary of Contents for DV3T

Page 1: ...800 628 8139 USA excluding MA INTERNET http www brookfieldengineering com BROOKFIELD ENGINEERING LABORATORIES INC 11 Commerce Boulevard Middleboro MA 02346 USA with offices in Boston Chicago London St...

Page 2: ......

Page 3: ...les 21 II 5 6 External Mode 22 II 6 Range 22 II 7 Out of Range 23 II 8 Printing 24 III MAKING VISCOSITY MEASUREMENTS 26 III 1 Quick Start 26 III 2 Preparations for Making Measurements 26 III 3 Program...

Page 4: ...gham Model 84 VII 4 The Casson Model 86 VII 5 Other Rheological Models 88 Appendix A Cone Plate Rheometer Setup 90 Appendix B Viscosity Ranges 94 Appendix C Variables in Viscosity Measurement 98 Appen...

Page 5: ...cT Software The DV3T can be used as a traditional Brookfield rheometer for collection of single speed viscosity data through the easy to use touch screen just select the spindle and speed and read the...

Page 6: ...rovides equivalent information in SI units I 1 Components Please check to be sure that you have received all components and that there is no damage If you are missing any parts please notify Brookfiel...

Page 7: ...DIAGRAM Cone Plate Option Temperature Probe Spindle Set Cone Spindle Wrench Sample Cup Temperature Probe Clip Temperature Probe Toggle Switch for Electronic Gap Tension Bar Shipping Cap Guard Leg DV3...

Page 8: ...Flash Drive and Dymo Printer Viscosity Accuracy 1 0 of full scale range The use of accessory items will have an effect on the measurement accuracy See Appendix B Viscosity Repeatability 0 2 of Full S...

Page 9: ...bsite www brookfieldengineering com Amore detailed IQ OQ PQ procedure is available for purchase from Brookfield or your authorized dealer 1 Assemble the Model G Laboratory Stand refer to assembly inst...

Page 10: ...e appropriate range as shown on the nameplate of the rheometer See Section I 2 Note TheDV3Tmustbeearthgroundedtoensureagainstelectronicfailure 8 Turn the power switch to the ON position and allow the...

Page 11: ...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 the wall outlet The...

Page 12: ...Make sure that the instrument is in a clean dry working environment dust free moderate temperature low humidity etc Make sure the instrument is on a level surface Hands fingers must be clean and free...

Page 13: ...rough the Settings Menu see Section V 1 The DV3T Rheometer will automatically transition from the About screen to the AutoZero screen TIP When contacting Brookfield or your authorized Brookfield deale...

Page 14: ...eter will display a status bar at the top of the screen at all times This status bar will indicate time of day date and connection status for a variety of connection devices The status icons are defin...

Page 15: ...the Blue Arrow specifically Command Keys are buttons which direct the DV3T to perform a specific action such as SAVE a data set or STOP a program Command Keys are presented inavarietyofcolors Theseke...

Page 16: ...and saved data Create new folder structures delete files rename files and move files External Mode Direct the DV3T to communicate with Brookfield RheocalcT Software for complete rheometer control Each...

Page 17: ...e user can see the name of any test that has been loaded through the Load Test function In Figure II 4 the file name is listed as Unsaved Test indicating that the current test has not been saved The M...

Page 18: ...tly selected speed of rotation The rheometer will operate at this speed once the RUN command key is pressed The speed may be changed by pressing the blue arrow Temperature Alive signal from the rheome...

Page 19: ...s the Home and Settings icons test name test parameters the More Less bar and Command Keys see Section II 4 More Less Bar Command Keys Status Bar Title Bar Test Parameters Test Name Figure II 6 The us...

Page 20: ...ark shown on the spindle shaft Secondary is at the mid point of the vane surface see Section IV 5 Pre Shear Speed Specify a sped of rotation for pre shear of the sample Pre Shear Time Specify the dura...

Page 21: ...Theses files can be reloaded into the DV3Tfor review analysis or printing through theView Results function A file of Test Results that is saved onto a USB Flash Drive can be viewed on any DV3T Rheomet...

Page 22: ...Mode when configured for operation with the computer This display includes a Return button that will reset the rheometer to stand alone operation II 6 Range The DV3T Rheometer will calculate the meas...

Page 23: ...of Viscosity and Shear Stress will be TIP Brookfield recommends collecting data only when the Torque reading is between 10 100 Figure II 7 Measurement data should not be collected when the Torque read...

Page 24: ...nnected to the DV3T the printer icon will be visible in the status bar There is no provision at this time to have other drivers for other printers work with the DV3T The DV3T Rheometer can configure t...

Page 25: ...okfield Engineering Labs Inc Page 25 Manual No M13 167 A0415 Data Label Large TIP When printing to a label if the data set includes more than one point only the last point will be printed Data Continu...

Page 26: ...the Home Icon III 2 Preparations for Making Measurements A RHEOMETER The DV3T should be turned on leveled and autozeroed The level is adjusted using the two feet on the bottom of the base and confirme...

Page 27: ...hese parameters is considered a Test Step The DV3T allows you to create multiple steps to better evaluate your sample material Several parameters are only active in the first step including Spindle an...

Page 28: ...ep The pre shear is conducted at 200 rpm for one minute and no data is collected The second step generates a single data point Three Step Test Figure III 2a Step 1 Figure III 2b Step 2 Figure III 2c S...

Page 29: ...x spindles and a wider guardleg DV3THA and DV3THB Rheometers come with a set of six spindles and no guardleg See Appendix G for more information on the guardleg The spindles are attached to the rheome...

Page 30: ...y one temperature probe can be used for display of live temperature control and data collection Select the probe to be used in the Temperature menu see Figure III 6 TIP Embedded temperature probes use...

Page 31: ...e The Thermosel requires the HT 106 cable RS 232 available from Brookfield The water bath requires the 225 173 cable RS 232 which comes with the bath III 6 Multiple Data Points The majority of viscosi...

Page 32: ...ent the Data Collection screen see Figure III 9 Figure III 8 Figure III 9 Single Point Collect only a single data point when the End Condition is met Single Point Averaging Specify an amount of time o...

Page 33: ...ition is set to Time If the End Condition is not based on time then it is possible that the step will conclude prior to a data point being collected If you want a data point at the conclusion of the s...

Page 34: ...mplete when the specified amount of time has elapsed Time is entered in Hours Minutes and Seconds Hours 0 99 Minutes 0 59 Seconds 0 59 A time of zero hours minutes and seconds may be selected With thi...

Page 35: ...of a connected Brookfield temperature probe DVP 94Y CPA 44ZPY cup SC4 XXRPY chamber Data is collected according to the Data Collection setting see Section III 6 Temperature 100 300 C Tolerance 0 0 9...

Page 36: ...the dashed lines TIP Audible alarms may be turned off in the User Settings TIP An indication of a QC Limit violation is not part of the data set The user can record a violation by using the Notes avai...

Page 37: ...change the view Post Test Averaging can be specified as either Test Averaging or Step Averaging Test Averaging allows you to select which step from the program created with PG Flash is to be averaged...

Page 38: ...not recommend that data be collected below 10 Torque however data collection is not restricted TIP TorqueontheDV3TisequivalenttothedialreadingfromtheBrookfieldDialReading Viscometer or the reading fro...

Page 39: ...own by the blue dot for example in Figure III 14 Torque is shown on the graph Any data field can be selected by touching the screen The Real Time Graph will indicate data points collected as part of t...

Page 40: ...gation key The BackArrow is used to return the display to the Running Viscosity Test view III 11 Results Measurement data is viewed in the Results screen This screen is presented at the conclusion of...

Page 41: ...Options Blue Arrow Select Page of Results Table Print Print Data to USB printer Save Save data Configure Test Return to Configure Viscosity Test screen Scroll Bar Move up down through a page of data...

Page 42: ...ging will calculate an average of the averaged data When using multiple step programs the test step utilized for Post Test Averaging is specified in the Report setting see Section III 9 Test Used Disp...

Page 43: ...the DV3T then the temperature field will not contain any data The Graph will not display temperature under this condition The Graph can be printed if there is an attached printer The buttons at the bo...

Page 44: ...eudoplasticitywillshowachangingviscosity as the spindle speed changes TIP When averaging data for a thixotropic material begin the Averaging Duration after the period of most significant change in mea...

Page 45: ...screen Averages and standard deviation values can be generated for data collected in a single step or across several steps If the test used to collect data utilized Live Averaging described above the...

Page 46: ...ation for all data collected within a single step test Step Averages will be displayed as shown below in Figure III 21 Figure III 21 Test Averaging Calculate Average and Standard Deviation for all dat...

Page 47: ...o run another test press Configure Test To return to the Home Menu press the Home Icon IV 2 Preparations for Making Measurements A RHEOMETER The DV3T should be turned on leveled and autozeroed The lev...

Page 48: ...ntainer temperature and test time Vane spindles are optional equipment and are not part of the standard DV3T package DV3TLV Rheometers are provided with a set of four spindles and a narrow guardleg DV...

Page 49: ...bles are available from Brookfield When configured for control of a temperature control device the DV3T may have two temperature inputs 1 the temperature probe supplied with the DV3T DVP 94Y CPA 44PYZ...

Page 50: ...o specify the test method Spindle Immersion Mark Pre Shear Speed Pre Shear Time Zero Speed Wait Time Run Speed Torque Reduction and Temperature The required parameters are Spindle Immersion Mark Run S...

Page 51: ...lthough possibly significant torque applied to the sample Slow zeroing speeds are used to eliminate this initial torque and minimize effects on the sample s structure before the test is started Zeroin...

Page 52: ...is displayed and printed with the results Entering zero 0 for both these parameters disables this QC feature Instructions Record specific instructions to the operator This information will be presente...

Page 53: ...described as percent and has a range of 0 100 The DV3T will provide measurement results within the stated accuracy provided the Torque reading is between 10 and 100 If the torque reading falls below 1...

Page 54: ...s QC Limits will be indicated on the Real Time Graph when the selection for Y Axis is the same as the selection for QC Limits see Section III 9 Two Command Keys are available on the Running Yield Test...

Page 55: ...ts Options Blue Arrow Select Page of Results Table Print Print Data to USB printer Save Save data Configure Test Return to Configure Viscosity Test screen Scroll Bar Move up down through a page of dat...

Page 56: ...test utilized to collect the data set being viewed and present the Configure Viscosity Test screen Notes Document any relevant information about the test or data This information will be stored with t...

Page 57: ...istrator level controls Figure V 1 V 1 Device Setup The Device Setup menu includes settings related to the mechanical systems and connections of the DV3T Six settings are available including Temperatu...

Page 58: ...eters and SC4 13RP embedded probe optional with Small Sample Adapter Any of these probes can be calibrated locally against a standard reference thermometer to determine an offset how far from the actu...

Page 59: ...t the bottom of the screen The use of a Temperature Offset will be indicated in the Temperature field displayed in the Configure Viscosity Test screen with a o beside the Live indication The Temperatu...

Page 60: ...utilized with the rheometer Printer Setup allows the user to choose from three different configurations for print out Label Small Asmall label 1 13inch x 3 5inch that allows for printing of limited d...

Page 61: ...libration check should be performed see Appendix F TIP Higher Torque ranges HA and HB will quickly return to the zero value without displaying much oscillation This is normal behavior The Oscillation...

Page 62: ...or more operators or for multiple users who access through a Log In and Password Three User settings are available including Sound Adjust the volume of the DV3T sounds and select which sounds to silen...

Page 63: ...UpMessagescanbetoggledon off throughthecheckbox seeFigureV 7 Thischeck box applies to all Pop Up Messages Pop Up Messages can be toggled off individually through the check box that appears within the...

Page 64: ...menudisplaysthecurrentselectionsformeasurement units Each unit can be changed by pressing the blue down arrow and selecting the desired value Measurement Units are part of the data file for saved resu...

Page 65: ...n 9 999 999 00 Europecommaconvention 9 999 999 00 SI ISO space convention Time Format 13 59 59 24 Hour Format 1 59 59 PM 12 Hour Format Day Separator Forward Slash Dash Period Date Format Year Month D...

Page 66: ...lobal Alarm When the alarm condition is first met the colored box will be yellow If the measurement parameter returns to the acceptable range then the colored box will be removed When the alarm condit...

Page 67: ...a restricted spindle will present an Invalid Input message and prevent the selection of the spindle see Figure V 10 List Button Figure V 10 TIP To ensure that the correct spindle code is always entere...

Page 68: ...Multiplier Constant is used to convert the measured torque to yield stress Speed List The selection of Speed in Configure Viscosity Test can be done by using either a number pad or a scroll list This...

Page 69: ...Path for saving data and tests Settings Reset Reset basic settings to DV3T factory default Device Reset Reset the entire DV3T to factory default Calibration Reminder Establish use and frequency of ca...

Page 70: ...efore the User ID is locked The range for Lock Out After is 1 20 Once a User ID is locked the administrator must reset the password TIP If Require Login checked default Administrator password is admin...

Page 71: ...ize Spindle List Speed List Regional Settings Measurement Units Language Data Access Functions Load A Test Instrument USB Save a Test Instrument USB Load Data Instrument USB Save Data Instrument USB O...

Page 72: ...nd Tests This backup file is saved to a USB Flash Drive and can be uploaded Restore to any DV3T Rheometer Choose the location within a USB Flash Drive where the Backup file is to be saved A new folder...

Page 73: ...will allow for storage to the Internal Memory or to an attached USB Flash drive The path will also include any file structure that has been created The Default Path identifies what location will be us...

Page 74: ...nd test files to a USB Flash Drive prior to selecting Device Reset V 4 8 Calibration Reminder The DV3T can be programmed to provide the user with a reminder that calibration is due Two parameters must...

Page 75: ...ookfield dealer when the unit is returned for calibration V 4 9 Save Audit Trail TheAuditTrailisacollectionofinstrumentcheckvaluesthatcanassistBrookfieldwithtroubleshooting activities You may be asked...

Page 76: ...e Creation of single step Viscosity Tests Creation of multiple step Viscosity Tests Windows Requirements for PG Flash Windows 2000 or above 500 MHz processor 256 MB RAM USB Port 1280x768 resolution di...

Page 77: ...nterval TimeintervalusedforDataCollectionmethods that include averaging Density Density value to be used if kinematic viscosity units are selected cSt mm2 s End Condition Condition which sets the end...

Page 78: ...Manual No M13 167 A0415 Units Setup Figure VI 2 Sample Viscosity Test programs can be seen in the following figures Figure VI 3 demonstrates a typical single step test Figure VI 4 demonstrates a mult...

Page 79: ...tation for pre shear of the sample Pre Shear Time Specify the duration of the Pre Shear step Zero Speed Specify the speed of rotation used to return the Torque reading to zero before starting the yiel...

Page 80: ...shear stress vs shear rate behavior and n describes the degree of non Newtonian flow the flow index essentially indicates how non linear a material is Figure VII 1 When n 1 the product is shear thinn...

Page 81: ...shampoo has a flow index n of 0 08 This indicates that the shampoo is shear thinning enough to flow properly during processing and that it will flow properly for the end user The consistency index k i...

Page 82: ...s shear rate behavior and n describes the degree of non Newtonian flow the flow index essentially indicates how non linear a material is For Herschel Bulkley fluids n will always be greater than or le...

Page 83: ...arrival theytestthematerialandapplytheHerschel Bulkley model to ensure it will perform correctlyduringprocess TheresultsinFigure VII 2showthattheconsistencyindexis8 550 cP the flow index is 0 66 and...

Page 84: ...y h which is the viscosity after a product yields Figure VII 3 When should you use it This model should be used with non Newtonian materials that have a yield stress and then behave in a Newtonian fas...

Page 85: ...equalityoftheir product Resultsfromarecentbatch shown in Figure VII 3 showed that the yield stress and plastic viscosity were both below the pass failcriteria whichwouldcausethefluid to insufficiently...

Page 86: ...iscosity of the product after it yields Figure VII 4 When should you use it The Casson model should be used with non Newtonian materials that have a yield stress and that do not exhibit a Newtonian li...

Page 87: ...ess o and lower plastic viscosity h than they originally intended As a result it is difficult or dispense from its container due to the high yield stress and it does not hold it shape very well due to...

Page 88: ...eld stress high enough to stay in place once it enrobes the filling In the case of decorating chocolate the yield stress must be high enough so it can keep its shape once it has been squeezed into pla...

Page 89: ...nual No M13 167 A0415 This model is a variation of the Power Law Model Unlike the Power Law Model which relates apparent viscosity to shear rate the IPC Paste Model relates apparent viscosity to the t...

Page 90: ...prior to shipment Brookfield recommends that the maximum particle size in the sample material for measurement with cone plate geometry be less than 5 times the gap settings A more conservative approa...

Page 91: ...ure Note The CPE or CPA cone or cup cannot be used with earlier DV3T cone plate Rheometers below S N50969 which do not have the electronic gap setting feature 4 With the motor off thread the cone spin...

Page 92: ...to the closest full scale division mark see Figure A 6 5 Turn the micrometer adjustment ring one scale division to the left to meet the line on the sliding reference marker THE YELLOW CONTACT LIGHT SH...

Page 93: ...ximum viscosity for a given cone spindle speed combination Example DV3TLV Rheometer Cone Spindle CPA 42Z Brookfield Silicone Viscosity Standard having a viscosity of 9 7 cP at 25 C At 60 RPM the full...

Page 94: ...4 18 1 5 30 000 16 320 000 32 640 000 128 2 560 000 1 32N SC4 21 2 4 46 865 25 500 000 50 1 000 000 200 4 000 000 93N SC4 25 240 4 790 000 2 560 51 200 000 5 120 102 400 000 20 480 409 600 000 22N SC4...

Page 95: ...Rate sec 1 DV3TLV DV3TRV DV3THA DV3THB CPA 40Z 15 3 065 1 7 32 700 3 3 65 400 13 1 261 000 7 5N CPA 41Z 58 11 510 6 2 122 800 12 3 245 600 49 1 982 400 2 0N CPA 42Z 3 6 000 3 2 64 000 6 4 128 000 25 6...

Page 96: ...0 524 5 24K V 72 HA 4 40 2 22K 22 2K V 73 HA 20 200 10 7K 107K V 74 HA 200 2K 108 6K 1 086M V 75 HA 80 800 42 6K 426K V 71 HB 4 40 2 096K 20 96K V 72 HB 16 160 8 88K 88 8K V 73 HB 80 800 42 8K 428K V...

Page 97: ...ese situations whenever the RPM cP ratio exceeds the values listed above Effect on accuracy when using accessory devices The Brookfield rheometer has a stated accuracy of 1 of the range in use This st...

Page 98: ...ids have different viscosities at different shear rates different RPMs They fall into two groups 1 Time Independent non Newtonian 2 Time Dependent non Newtonian Time Independent Pseudoplastic A pseudo...

Page 99: ...er the spindle speed the higher the shear rate The shear rate of a given measurement is determined by the rotational speed of the spindle the size and shape of the spindle the size and shape of the co...

Page 100: ...he Shear Rate Constant SRC used for shear rate and shear stress calculations Note that where SRC 0 no shear rate shear stress calculations are done and the data displayed is zero 0 for these functions...

Page 101: ...SC4 15 15 50 0 48 SC4 16 16 128 0 29 SC4 18 18 3 2 1 32 SC4 21 21 5 0 93 SC4 25 25 512 0 22 SC4 27 27 25 0 34 SC4 28 28 50 0 28 SC4 29 29 100 0 25 SC4 31 31 32 0 34 SC4 34 34 64 0 28 CP 40 CPE 40 or...

Page 102: ...RQ 0 25 1 4 RV DV3TRH 0 5 1 2 RV DV3TRV 1 RV DV3THA 2 HA DV3TA2 4 2HA DV3TA3 5 2 5HA DV3THB 8 HB DV3TB2 16 2HB DV3TB3 20 2 5HB DV3TB5 40 5HB ThefullscaleviscosityrangeforanyDV3Tmodelandspindlemaybecal...

Page 103: ...0 80 000 RV2 02 3 750 40 000 80 000 320 000 RV3 03 9 375 100 000 200 000 800 000 RV4 04 18 750 200 000 400 000 1 600 000 RV5 05 37 500 400 000 800 000 3 200 000 RV6 06 93 750 1 000 000 2 000 000 8 000...

Page 104: ...7R 15 46 880 500 000 1 000 000 4 000 000 SC4 16 8R 16 120 000 1 280 000 2 560 000 10 240 000 SC4 18 13R 18 3 000 32 000 64 000 256 000 SC4 21 13R 21 4 688 50 000 100 000 400 000 SC4 25 13R 25 480 000...

Page 105: ...container Inside Diameter 3 25 8 25 cm Height 4 75 12 1 cm Note Container may be larger but may not be smaller Temperature As stated on the fluid standard label 0 1 C Conditions The DV3T should be se...

Page 106: ...ookfield does not recommend the use of these spindles to perform a calibration check on your instrument Reasons pertain to the small amount of spindle surface that makes contact with the viscosity sta...

Page 107: ...okfield recommends a two step check First verify the calibration of the rheometer using the standard rheometer spindles LV 1 3 RV 2 6 HA 2 6 and HB 2 6 or cone plate spindles as detailed in this appen...

Page 108: ...eter spindles LV 1 3 RV 2 6 HA 2 6 and HB 2 6 or cone plate spindles as detailed in this appendix Second verify the calibration of the rheometer using the Spiral Adapter The use of an accessory device...

Page 109: ...ait Less time is required if spindle and cup are already at test temperature 6 Measure the viscosity and record the Rheometer reading in both torque and centipoise cP Notes 1 The spindle must rotate a...

Page 110: ...utor with test results to determine the nature of the problem Example Calculate the acceptable accuracy for viscosity measurement using DV3TLV with SC4 21 spindle in Small Sample Adapter at 6 12 and 3...

Page 111: ...value must lie is calculated relative to the viscosity value of the standard At 6 RPM 84 9 cP to 118 1 cP At 12 RPM 91 7 cP to 111 3 cP At 30 RPM 97 4 cP to 105 6 cP If your measured values fall outs...

Page 112: ...rately calculate an absolute viscosity Changing the boundary conditions does not change the viscosity of the fluid but it does change how the instrument torque is converted to centipoise Without chang...

Page 113: ...ookfield LV and RV series Viscometer Rheometer Our customers should be aware of its existence its purpose and the effect that it may have on data With this knowledge the rheometer user may make modifi...

Page 114: ...meters offer additional speeds to enhance measurement capabilities The DV3T offers speeds from 0 01 250 RPM with two options for speed selection numeric key pad for direct entry Scroll List The user c...

Page 115: ...rt No Description Qty 1 VS CRA 14S Upright Rod and Clamp Assembly 1 VS CRA 18S Upright Rod and Clamp Assembly Optional 2 GV 1201 Base includes 2 GV 1203 leveling screws 1 3 GV 1203 LevelingScrews avai...

Page 116: ...of movement for lowering and raising the rheometer head Item Part No Description Qty 1 VSQA 100Y Upright Rod and Clamp Assembly 1 2 GV 1201 Base includes 2 GV 1203 leveling screws 1 3 502028071S33B F...

Page 117: ...the clamp assembly is not loose on the upright rod Rheometer Mounting Insert the Rheometer mounting rod into the hole with the cut away slot in the clamp assembly Adjust the instrument level until th...

Page 118: ...own in Figure J 1 Note All Viscometer Rheometer models except LV use the Probe Clip as shown in Figure J 3 RTD Probe Hole Squeeze Here when installing RTD Temperature probe Figure J 1 Figure J 2 shows...

Page 119: ...printed instructions in this appendix see below A failure to properly install the screen protector may result in a disabled touch screen Step 1 Turn off the DV3T rheometer power down prior to installa...

Page 120: ...r is not properly aligned remove and reapply Two screen protectors are provided in this package in case the first attempt is unsuccessful Test the viscometer power on to ensure that the screen protect...

Page 121: ...tal when measured from the bottom of the spindle rotating in air Check to see if the rheometer coupling appears bent if so the unit is in need of service see Appendix O Warranty Repair and Service Ina...

Page 122: ...t likely is in need of service Perform calibration check see Appendix F Contact Brookfield Engineering Laboratories Inc or your Brookfield dealer for repair see Appendix O This procedure does not appl...

Page 123: ...Brookfield Engineering Labs Inc Page 123 Manual No M13 167 A0415 Appendix M Instrument Dimensions...

Page 124: ...ng Due to copyright restrictions these articles cannot be emailed Please request your hardcopy of articles by calling our customer service department directly or by emailing marketing brookfieldengine...

Page 125: ...the Repair Return Form go to the Brookfield website www brookfieldengineering com For repair or service in the United States return to Brookfield Engineering Laboratories Inc 11 Commerce Boulevard Mi...

Page 126: ...i eldengineering com VTR1207 VISCOSITY TEST REPORT DATE FOR BY TEST INFORMATION SAMPLE MODEL SPINDLE RPM DIAL READING TORQUE FACTOR VISCOSITY cP SHEAR RATE TEMP C TIME NOTES CONCLUSIONS This tear off...

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