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BROOKFIELD RS-CPS+ RHEOMETER Operating Instructions

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1. cceceeeeeeeeeeeeeeeeeeeeeeeees 48 A2 Error Messages ordna ucduet tiie Guaged A it tn tind usad a Ve aaas 49 A 3 Pin Assignment of the Serial Data Cable eeseeeeeeeseeeeeseeereerssseerrrrrreseeee 51 A 4 Requirements to the AC Power Connecting Cables essesseeeeeseeererreeeeees 52 Appendix B Calibration Check Procedure ecccccesseeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeneeees 54 BT OEA MeN a a E a e E EN 54 B2 SOB PROCS CI sinr ieren ei ea a se ei ea E lo EaD a inn 54 BS Setting theGap ser aae r Ea Ea a AEA a a Eeee a A A AEEA 55 B 4 Loading the Viscosity Standard ssssssseeeeeeeeeeerreeseerrrresssrrrrnntseerrrrnnneseene 56 B 5 Calibration Check Procedure cecccsscccceeeeeeeeeeeeeeeeeeeeaaaeeeeeeeeeneeaaaeeeeeees 57 B 5 1 Calibration Check in Stand alone Mode ecceeeeeeeeeeeeeeeeeeeeeeeeees 57 B 5 2 Calibration Check with Rheo 3000 Software ccceceeeeeeeeeeeees 57 B59 TKOUDIGSHOOUING sssr sn iaa alate bittated ta daah 58 B 5 4 Flow Diagram for Zero Calibration ccccececeeeeeeeeceeeeeeeeeeeeeneeeeeeeees 59 B 5 5 Cone Spindle Data Example sssssscccccccccceeeeeeeeeeeeeeeeeeeeeeeeeess 60 Appendix C Online Help and Other Resources cccssseeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeees 61 Appendix D Warranty and Repair ServiCe ecccceeseeeeeeeeeeeeeeeseneeeeeeeeeeeeeeeeeeeees 62 l General Description This section has ge
2. The first user defined value the first measuring point is always the start value of the ramp The last measuring point is determined as the end value of the user defined value range As in our example to reach the values D 10 20 30 100 s a starting value of 10 is used with increments of 10 therefore 10 measuring points is required To check 100 10 10 1 10 Number of Measurement Points End Value Start Value Pre set Value 1 After selection of the menu level Edit Program the user will be prompted to select the program Available programs contain a name All free non defined programs are marked NEW All free programs are initially marked as NEW To avoid overwriting existing programs select NEW as a program to be edited and select a measuring system After the selection of the program with the key you will be requested to select a measuring system Attention Any defined program MUST ALWAYS be executed with the same measuring system otherwise improper results will be calculated SiS temi After selecting the measurement system enter the number of steps number of ramp and straight line functions The number of steps can range from 1 to a maximum of 10 steps In this example we need three steps so the number 01 is changed to 03 see Section VI 4 Input of Numerical Values and Alphnumeric Texts The message Range error will appear if lt 1 or gt 10 is e
3. AC Adapter 160 mm x 85 mm x 35 mm 0 5 kg Power supply Operating voltage 100 to 240 VAC Output voltage 5V 15V DC Output current 2A 0 9 0 2A Output power 20W 50 to 60 Hz Ambient Conditions Temperature in operation 10 to 40 C out of operation 10 to 45 C Relative humidity not condensable in operation 20 to 80 out of operation 10 to 90 Preset Measured and Evaluated Values Brookfield Engineering Labs Inc Manual No M08 218 B0212 Value Symbol Physical Unit Speed n m Torque relative 1 1000 o 50 mNm Shear rate Dynamic viscosity Brookfield Engineering Labs Inc Manual No M08 218 B0212 Appendix A A 1 Data Sheets of Standard Measuring Systems Table A 1 Cone Plate Measuring Systems according to DIN 53018 consisting of measuring cone and the bottom measuring plate of the instrument Measuring System RC3 25 1 RC3 25 2 RC3 50 1 RC3 50 2 RC3 75 1 RC3 75 2 Fig voume m Shear rate factor K minis 600 300 600 300 600 300 Shear stress factor T o Pa 12 223 12 223 1 528 1 528 0 4527 0 4527 Angle of measuring cone a Cone truncation um The data in the following table is for plate plate systems and is valid for a measuring gap of 1 mm For other plate distances please calculate Ky with the formula Ky 27 60 R H R radius H gap Table A 2 Plate Plate Measuring Systems according to DIN 53 018 consisting of measuri
4. In case of instrument failure or severe deviation from the mineral oil viscosity value contact Brookfield or your authorized Brookfield dealer Brookfield Engineering Labs Inc Manual No M08 218 B0212 V Measuring Systems This section covers the various measurement geometries The following types of measuring systems are suited for use with the R S CPS Rheometer a cone plate measuring systems b plate plate measuring systems Please select a suitable measuring system in the measuring range required for your measurements see Appendix A 1 When measuring cones are used the shear rate is the same across the whole measuring gap The most common cone angles are a 1 and a 2 The cone is truncated 50um 0 05 mm in order to avoid contact and friction with the bottom measuring plate Measuring plates are used when large filler particles occur in the measured substance Gaps be tween 0 3 to 3 0 mm may be used In this case the shear rate in the measuring gap is a function of the radius Fig 5 Measuring Cones and Plates for R S CPS Rheometer V 1 Inserting and Adjusting the Measuring Elements The cone plate and plate plate measuring systems consist of the fixed bottom plate and the upper measuring cone or plate that is height adjustable The measuring head has to be lifted to insert the measuring element Move the height adjust ing lever towards the front and the measuring head will go up Push the coupling sleeve
5. M08 218 B0212 VI 2 Menu System of R S CPS Rheometer Single Measurement Program Measurement Utilities Configuration Brookfield Engineering Labs Inc Measurement at constant shear rate or shear stress Measurement with user defined program Measurement under PC control Zero Calibration Process Program Print Measuring Systems Print Memory Clear o Memory Measure Temperature Output Mode Meas Count gt Mode RS232 Language Service Service2 Zero point calibration Creation editing of programs ramp functions included Printing program parameters of existing programs Creation editing of measuring system factors Printing of measuring data from memory Clearing of measured data from memory Display temperature Pre select output of measuring data via printer or RS232 Selection of measuring counter mode Reset measuring counter Setting of time and date Setting of transmission param eters for RS232 Language selection for user prompts Only for service personnel Manual No M08 218 B0212 Menu Handling Since the LCD of the R S CPS Rheometer cannot show all menu items simultaneously only three entries are displayed on the menu at a time Arrows gt on the right side of the display indicate that there are more menu entries The arrow on the 2nd line indicates there are more menu entries above and the arro
6. and Ly keys the cursor black rectangle moves up and down The key starts a function If a submenu is assigned to the entry it will open otherwise the function of the rheometer is started The functions of the R S CPS Rheometer are described in detail in this section VI 5 1 MAIN Menu gt Bath Circulator only for P1 and P2 models This optionally available menu item permits an adjustment of temperature set points on rheometer configurations R S CPS P1 and P2 with Peltier temperature control After actuating the main control switch of the rheometer followed by a few seconds required initial self test the following display screen is reached automatically Brookfield Engineering Labs Inc Manual No M08 218 B0212 Adjustable Temperature Set Value Error Indication 00 no error Info on Temperature Value That Can Be Varied Permanent Indication of Actual Temperature Value The last adjusted set point TS is always saved when the rheometer is turned off When the rheometer is re started the Peltier will return to the last set point Modify the set point temperature with the a and Y keys The temporary flashing of three points e e e confirms the acceptance of the new set tem perature value Ue JUGS Confirmation of Modified Set Temperature Value A V Adjustment of the actual temperature value starts automatically The main menu can be re entered with the and keys VI 5 2 MAIN Menu gt Single
7. ssseeeeeeeeeeeeeeees 24 VI 5 Menu Entries MAIN Menu sccscccstescsiteteotien conde daens teenie estucenraetexicouss vebtetdedaetes 25 VI 5 1 MAIN Menu gt Bath Circulator only for P1 and P2 models 25 VI 5 2 MAIN Menu gt Single Measurement ccceceeeeeeeeeeceeeeeeeeeeeeeees 26 VI 5 3 MAIN Menu gt Run Prograim cccccccccceeeeeeeeseeeeeesseececeeeeeeeeeeeeeeeeeees 28 VI 5 4 MAIN Menu gt Remotes sesticeiicecieaccctcaiarsiaeatadsedticatesusaentavacmieneaedth 31 VI 5 5 MAIN Menu gt UGIMOS 2a itc csccnesiensceietitieetedice idan Micticntieeligeeeteche 31 VI 5 6 MAIN Menu gt COntiQuratlons cssceacontetechtvecttertieten ae decte stints gedetensd seks 31 VI 6 Menu Entries in the Utilities Menu cece ee cecceeceeceeceeeeeceeceeeaececeeeneeaes 32 VI 6 1 Utilities gt Zero Calibration ccc ccccecccceececceccceeeceecececeeeceecunecaeeneeees 32 VI 6 2 Utilities gt Edit PIOQAIM ieievancecec dSetavevares ath alriati hve ewe emdinuaditun dander tes 33 VI 6 3 Utilities gt Print Prograims cccececeeeeeeeeeeeeeeeeeeesesseeeeeeeeeeeneeeeeeeeees 36 VI 6 4 Utilities gt Measuring Systems cc cccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneees 37 VI 6 5 Utilities gt Print Memory 00 cceeeeeeee cece ee eeeeeeeeeeeneeseeeceeeeeeeeeeeeeeeeeeees 38 VI 6 6 Utilities gt Clear Memory ccceecccceeeeeeeeeeeaeeeeeeeeeeecaaeeeeeeeeenenineees 38 VI 6 7 Utilities
8. CSR rotational measurement under controlled shear stress CSS Both CSR and CSS measurements can be carried out manually without PC support or with a computer system and Rheo 3000 software Brookfield Engineering Labs Inc Manual No M08 218 B0212 ll System Configuration The R S CPS Rheometer system consists of e Rheometer head containing electronic unit and measuring drive integrated in one housing e Basic instrument with temperature sensor PT100 e AC Adapter Available Accessories e Measuring cones and measuring plates see Appendix A e Bath Circulator e Computer system e Rheo 3000 software The accessories in bold print are necessary for a minimal configuration See Figure II 1 for illustration of the R S CPS Rheometer System Components Available Accessories e Start up Assistance e Instrument Training e Rheo 3000 Software Training ll 1 R S CPS Rheometer Instrument features include e Digital control of rotational speed and torque e Automatic adjustment of control parameters during measurement e Direct indication of measured and calculated values of speed shear rate torque shear stress viscosity temperature and time e Data storage measured values e Data output to a printer parallel e User support with LCD and keypad e Built in system interface with serial standard interface RS232 for connection to a com puter or other serial interface data logger e Printing and serial data transmiss
9. For very low temperature operation with the P1 under 10 C tap water circulating through the Peltier plate will improve temperature control The Peltier Supporting Unit P TS shows all existing control elements indicators and con nections in Figures 4 A and 4 B Red LED Fault Indicator 2en LED Power On Indicator Fig 4 A Front View of Peltier Supporting Unit P TS Brookfield Engineering Labs Inc Manual No M08 218 B0212 Drawer G Fuse 5x20 1A delay Main Switch AC Power Supply Peliter Control Cable IN Peltier Power Supply IN Fig 4 B Back View of Peltier Supporting Unit P TS The P TS is powered via a grounded main socket The AC voltage must be the same as the rated voltage shown on the plate The cables for Peltier control are connected to the related sockets see Figure 4 B In case cooling processes are supported with cooling water 10 C to 30 C the rheometer Model P1 measuring plate should be connected with appropriate hose connections to the bath circulator After activation of the main switch the green LED display illuminates on the P TS The rheometer display shows the control function in the menu directory as Thermostat The P TS should be switched off during unsupervised operation heating or cooling 11 3 3 Electric Heating Control The R S CPS Rheometer with electric heating R S CPS E1 does not need a bath cir culator Detailed information on this oper
10. Manual No M08 218 B0212 11 Manually turn the outside ring of the dial indicator so that the needle is on zero Note Each division on the dial indicator corresponds to 0 01 mm or 10um 12 Move the rheometer head up and down to confirm that the dial indicator needle remains at zero when the rheometer head is in the down measuring position 13 When the following three conditions are met 1 rheometer head down 2 micrometer ring set to zero and 3 the dial indicator needle reading zero tighten the hexagonal nut on the spindle shaft 14 Raise and lower the rheometer head to confirm the dial indicator needle reads zero when the rheometer head is in the down measuring position 15 Obtain the spindle truncation from the spindle data sheet that came with the cone spindle 16 Raise the rheometer head 17 Turn the micrometer ring counter clockwise to the truncation point from the spindle data sheet 18 Lower the rheometer head Note The dial indicator needle will provide visual confirmation of a proper gap setting For example a gap setting of 0 05mm will produce a dial indicator reading of 45 A gap setting of 0 04mm will produce a dial indicator reading of 46 A gap setting of 0 06mm will produce a dial indicator reading of 44 19 Raise and lower the rheometer head to confirm the dial indicator reading remains consis tent B 4 Loading the Viscosity Standard 1 With the spindle attached and the gap setting confirme
11. Measurement This function measures shear stress or shear rate CSS or CSR at constant user defined values The user may select a choice of measurement method from the follwoing n U min or rpm Tau Pa M o 1000 o correspond to 50 mNm Before you can start the measurement itself you have to input the following values e Selection of the measuring system used see Section VI 3 Selecting from Lists e Selection of test method see Section VI 3 Selecting from Lists This is where you de cide if you want a controlled rate measurement shear rate RPM or a controlled stress measurement shear stress torque Input of pre set values see Section VI 4 Input of Numerical Values and Alphanumer ic Texts Djs range of values depends on the measuring system n rpm 0 7 to 1 000 rpm Tau Pa range of values depends on the measuring system M o 0 999 o e Input of desired number of measuring points see Section VI 4 Input of Numerical Brookfield Engineering Labs Inc Manual No M08 218 B0212 Values and Alphanumeric Texts e Input of the measurement duration in seconds The minimum allowed interval between two measuring points is different for controlled rate and controlled stress as follows shear rate measurement tup P 4s shear stress measurement Lipo ls Note The longer the time between two measured values the higher the accuracy of the physical values determined e Input of ID 15 character m
12. Nn B 3 Setting the Gap Raise the rheometer head handle forward Attach the designated spindle on the rheometer Loosen the set screw so the spindle shaft cone moves freely up and down by hand Lower the rheometer head so spindle and plate are in contact Allow the spindle to come to temperature nA BWN eR NOTE The greater the difference between the test temperature and ambient the greater the time to come to temperature 6 Raise the rheometer head 7 With the rheometer head up turn the micrometer ring to the zero point Confirm this by ob serving the horizontal line on the instrument column and the vertical line on the micrometer ring line up as crosshairs Turning the micormeter ring clockwise lowers the head turning the micrometer ring counter clockwise raises the head 8 Move the micrometer ring clockwise past zero by one half revolution 9 Move the micrometer ring counter clockwise to the zero position and stop there NOTE AFTER THIS STEP NEVER TURN THE MICROMETER RING CLOCKWISE A PRECISE GAP SETTING CANNNOT BE ASSURED OTHERWISE If the micrometer ring IS turned clockwise after this step the gap setting procedure will need to be repeated starting from Step 7 10 Lower the rheometer head by moving the handle away from you so that the spindle makes contact with the bottom plate of the rheometer base and the rheometer head is bot tomed out on the micrometer ring Brookfield Engineering Labs Inc
13. The user only needs to run the program rather than select parameters each time they need to run the test Four standard programs and more optional ones may be defined Section VI 6 2 Utilities gt Edit Program describes how to prepare or modify such a program Brookfield Engineering Labs Inc Manual No M08 218 B0212 The Run Program function starts one of the available programs defined in the memory If there is no program available the following error message is displayed In this case the user has to define a program first see Section VI 6 2 Utilities gt Edit Program Use the key to return to the main menu If programs are available a list appears to select from Select the program to be started see Section VI 3 Selecting from Lists ob FROG to eur m E e El If the key is used to select the program in this example the program named Test this operation is followed by the option to enter an ID identification text of the measurement a maximum 15 characters see Section VI 4 Input of Numerical Values and Alphanumeric Texts Automatic increment at Measurment every measurement series identification Start a measurement by pressing the key or return back to the main menu with the a key In the above example the measurement points will be saved to the memory and printed to the printer connected to the rheometer Options for output devices include a printer the RS232 serial interf
14. c the measurement results may not be as accurate as desired In this case the user defined parameters should be changed so the torque is higher than 10 If the display field for the torque indicates Mlow these values are below the range of resolution of the rheometer If the temperature is not displayed the measuring sensor is not connected and will show as 1000 0 C on the printout The display is updated with every new measuring point The current measurement can be cancelled at any time with the key After a measurement is completed or if the key is pressed the display field for Step indicates END or BREAK The display alternates at intervals of about four seconds between the last displayed measuring point and information about the measurement Reason for break or end Duration until break or end Type name of executed program sce eee Number of measurement points a Ebb LPH u Pressing the key stops the alternating display and returns the user to the menu Note The last selected program parameters remain in the memory even after switching off the Rheometer VI 5 3 MAIN Menu gt Run Program This function begins a user defined measurement program With a Program Measurement the user can also set values as a linear function of time such as D s f t It is useful to use Run Program when doing repeat measurements involving the same preset values and the same measuring system
15. gt Measure Temperature ceeeeeeeeeeeeeeeeeeeeeeeeeeeeneeaaes 39 VI 7 Menu Entries of the Configuration Menu cccccceceeeeeeeeeeeeeeeeeeeeeeeeeees 39 VI 7 1 Configuration gt Output Mode cccccecceeeeeeeeeeeeeeeeeeeneeeeeeeeeeeneeeees 40 VI 7 2 Configuration gt MeasCount Mode ecceeeeeeeeeeeeeeeeeeeeeeeeeeenaeeeees 40 VI 7 3 Configuration gt MeasCount 0 c cccccceeeeeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeees 41 VI 7 4 Configuration gt Time Date ceeeceeeeeeeeeeeeeeeeeeeeeeeeeeetaeeeeeeeeeeeeeees 41 VI 7 5 Configuration gt RS232 Parameters ccceeeceeeeeeeeeeeeeeeeeeeeneeeees 42 VI 7 6 Configuration gt LAnQuage cceecccseeeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeneeeees 43 VI 7Z 7 Configuration gt Service ei sso occd rele oad ever ehe toe Siedeees ok Gav oaetatecaptetes 43 VI 8 Serial Data Transfer via the RS232 Interface eeceeeeeeeeeeeeeeeeeeeeeeeteeeeees 43 VILi gt MG OSUMING A E A 45 VII 1 Measuring in Manual Operation ccccceccceceeeeeeeeeeeeeeeeeeeeeeeeeaeeeeeeeeeeeeaas 45 VII 2 Measuring in Remote Operation ccccccccceeeeeeeeeeeeeeeeeeeeeeeeeseeneeeeeeeteeeaes 45 VII TECHNICAal Data icsciisiicariaisiecaincaracteactaacnas disesduataceueteudsatiuanavansaheidtalausuatawasutadebeatonden 46 Pr PSII Aas cae ccs cath chan rete cage chica ce ce biiabe T 48 A 1 Data Sheets of Standard Measuring SysteEMS
16. of the measuring element up Insert the measuring element cone or plate into the coupling Push the sleeve of the measuring element coupling down until the measuring element is held tight by the coupling Loosen the measuring element s hexagon socket screw Brookfield Engineering Labs Inc Manual No M08 218 B0212 lt Micrometer Ring or Nonius Fig 6 Setting the gap on the R S CPS Rheometer Set the micrometer ring Nonius to ZERO scale division 0 01 corresponds to 10 um The micrometer ring Nonius bottom line has to be aligned with the ZERO level marking Looking down onto the micrometer ring Nonius from the top turn it counter clockwise to lower the head and reduce the gap Turning the micrometer ring Nonius clockwise will raise the head and increase the gap Lower the measuring head to the ZERO position to compress the unlocked measuring element slightly Now tighten the hexagon socket screw at the measuring element by hand to lock the measuring element in position The measuring clock the position gauge to the left of the micrometer ring Nonius can now be set to ZERO for control purposes The measuring head is lifted and the micrometer ring Nonius is now set to the gap for the cone which is taken from the calibration sheet supplied with each cone The gap is normally in the range of 0 04 0 06 mm however other gaps can be selected when necessary The standard dis tance in a plate plate m
17. period of time 14 When the data of one or several measurements have been transferred into the selected text file terminate the data transfer and end the terminal program _ OIA Should a receiver other than a PC be used for serial data transfer the pin assignment of this receiver must be checked before the connection is made See Appendix A 3 to find the pin assignment of the serial interface plug as well as the data link cable Brookfield Engineering Labs Inc Manual No M08 218 B0212 Vil Measuring Vil 1 Measuring in Manual Operation You can measure in manual mode by following these brief instructions e Install the R S CPS Rheometer see Section III Instrument Installation e Connect the AC adapter see Section III 2 2 AC Adapter e Connect the printer which is optional see Section II 2 3 Printer Connection e Fill and mount the measuring system see Section V Measuring Systems e Make sure no substance or solvent enters the measuring element coupling the measuring drive or the electronic unit e Wait until the sample reaches the desired temperature e Start a Single Point Test or Run Program see Section VI 5 Menu Entries e After running the test remove the sample and clean the measuring system VII 2 Measuring in Remote Operation e Install the R S CPS Rheometer see Section III Instrument Installation e Connect the AC adaptor see Section III 2 2 AC Adapter e Connect the RS232 cable bet
18. return to Guangzhou Brookfield Viscometers and Texture Instruments Service Company Ltd Suite 905 South Tower Xindacheng Plaza 193 Guangzhou Da Dao Bei Yuexiu District Guangzhou 510075 P R China Telephone 86 20 3760 0548 FAX 86 20 3760 0548 www brookfield com cn Brookfield Engineering Labs Inc Manual No M08 218 B0212
19. the coupling sleeve slightly back insert the hose connecting piece and let the coupling go It will fasten the hose without screwing and turning by locking it in place Check whether the hose connection is secure by pulling gently The R S CPS Rheometer can only be used without additional cooling at temperatures up to 140 C For operation with higher temperatures 140 C to 250 C water has to be fed into the cooling flange The water in the Bath Circulator should be changed annually Brookfield Engineering Labs Inc Manual No M08 218 B0212 The following working fluids are usually used in the temperature bath 10 C to 90 C Water de ionized Glycol Mixture 20 C to 250 C Silicone Bath Oil Suitable bath fluids can be ordered from BROOKFIELD We recommend strongly that the upper temperature limit be set at the liquid circulating thermostat to 95 C if water is used and to 250 C if oil is used lll 3 2 The Peltier Temperature Control Device If the R S CPS has been equipped with a Peltier temperature control system i e model R S CPS P1 or R S CPS P2 a bath circulator is not used The Peltier temperature sensor Pt100 allows temperature regulation from 0 C to 135 C Model P1 or from 20 C to 180 C Model P2 A switching power supply 15V 60W in the Peltier Unit P TS supplies the Peltier ampli fier with power A green light indicates that power is on while a red light indicates a fault
20. BROOKFIELD RS CPS RHEOMETER Operating Instructions Manual No M08 218 B0212 for serial numbers beginning with 304 SPECIALISTS IN THE MEASUREMENT AND CONTROL OF VISCOSITY with offices in Boston Chicago London Stuttgart Guangzhou BROOKFIELD ENGINEERING LABORATORIES INC 11 Commerce Boulevard Middleboro MA 02346 USA TEL 508 946 6200 or 800 628 8139 USA excluding MA Fax 508 946 6262 INTERNET http Avwubrookfieldengineering com Vi Table of Contents General Description esis csi ceswds cuir viloenetedduhtubeeniwautentdcadsutonviemnin ensutd cued ginmunmeniniy 5 it Use of the RRCOMBICh i isisiicstesiveinetiinciinninedinninlnnnibnien nies 5 2 Measurmg PHNCIPle ca cicvcttnitaccinieseheaeiiaekes oidudetecteuts iinet in oae ee ER 5 System COMMU ratl nici eincistsscd sees evintesneends ved dinieannewneewtdindsuthenieninmdstndduedsenmaumeaninhie 6 I 1 R S CPS RNCOMGCS i cseis cesta ies aiden tolaneeelegeciaebta i neetetientieeehatineanienteeceite 6 lh2 Meas rmg DEVICES sarepna iiae r aE E ERARA 8 I S Computer Systems sti tos etait konna a a aaa E aiai 8 Instrument Installation ssssssunnnnnnnnnnnnnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn 9 LT Mounting the INSTRUIMGIM i iicmes cece tsitsnetdariactoncecias ta nkdackbvaniuivaniiuelsuateacacitininues 9 2 Electrical Connections 2 scutes etieotctelc Wig tiie a eee ee emily 9 2 1 Temperat re SONSON meone anaa iiaeaae aaa aa ia aiaa 10 22 ACA
21. Select from Connection the COM port to which the rheometer is connected Set Baud rate to 4800 Set Databits to 8 Set Stopbits to 1 Set Parity to No parity Set Protocol to No protocol Deactivate Parity check checkbox if crossed Deactivate Carrier signal detection checkbox if crossed Finish input by pressing the key 9 Select the menu option Settings gt Terminal Settings A window will appear where you can set the data transfer parameters Select English option Activate IBM in ANSI if not crossed yet 10 10 Parameters of the terminal program that have been changed up to this time can be stored under the menu option File gt Save by entering the file name e g R S CPS Rheom eter TRM When the terminal program is started again this file with can be opened by File gt Open and load the parameters for data transfer with the R S CPS Rheometer 11 Now select the menu level Transfer gt Text file reception Enter the file name for the stored data sent from the rheometer e g TEST TXT The message Receving TEST TXT will then appear in the status line of the terminal program 12 The terminal program is now ready to receive data 13 Start measurement with the rheometer Measuring points should appear as text on the PC display after a short
22. TE MEASURE program can be run This operation can be ended at any time by pressing the key The current mea surement is also cancelled by pressing the key in REMOTE operation On completion of the communication with the PC the LCD shows Remote done Press ing the key will return the display to the Main Menu During measurement in REMOTE operation the LCD will display troubleshooting infor mation in case errors occur VI 5 5 MAIN Menu gt Utilities Entry to open the Utilities submenu see Section V1 6 VI 5 6 MAIN Menu gt Configuration Entry to open the Configuration submenu see Section VI 6 Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 6 Menu Entries in the Utilities Menu The Utilities menu contains several useful functions Zero Calibration Initiates the zero calibration procedure of the rheometer Edit Programs Input or modification of programs which are started with Run Pro gram Print Programs Prints all parameters of all the programs in memory to the printer Measuring Systems Input of the measuring system parameters or generation of new measuring systems Print Memory Output of data in memory to the printer or to the serial interface Delete Memory Clears all data from memory Temperature Meas Measures temperature without running a measurement The following sections explain these options in more detail VI 6 1 Utilities gt Zero Calibration The Zero Calibra
23. VDE SSS The cable must be three phase HAR cable type HOSVV F3 with a minimal phase cross section of 1 0 mm2 The main connecting cable must be permitted for a rating of at least 10 A and depending on country a nominal voltage of 125 V or 250 VAC Brookfield Engineering Labs Inc Manual No M08 218 B0212 Appendix B Calibration Check Procedure B 1 Equipment e R S CPS Cone Plate Rheometer with appropriate cables e Temperature control apparatus e Flat edged non metal spatula e Cone Spindle and Certified Mineral Oil Viscosity Standard One of the following RC3 25 1 Cone Spindle with Fluid B41000 RC3 50 1 Cone Spindle with Fluid B11000 RC3 50 2 Cone Spindle with Fluid B41000 RC3 75 1 Cone Spindle with Fluid B4900 RC3 75 2 Cone Spindle with Fluid B4900 e Rheo 3000 Applications Software loaded onto a PC optional Reminders Comments e A calibration check can be performed with or without software e The rheometer should always be allowed 10 minutes minimum to warm up e Never lift your rheometer by the head shaft coupling element or measuring element coupled to the machine e After the spindle has been lowered onto a sample detach the spindle from the rheometer head before raising the head e Total time to perform a calibration check is approximately 50 minutes Temperature Control apparatus consists of one of the following Peltier System Water bath Oil Bath or Electronic Heat 2 Calibration check
24. ace or no output device In Section VI 7 1 Configuration gt Output Mode this is described in detail If the memory is full you should consider cancelling the Run Program function printing the data from the memory or sending it to a PC see Section VI 6 5 Utilities gt Print Memory and then clearing the data from the memory see Section VI 6 6 Utilities gt Clear Memory Brookfield Engineering Labs Inc Manual No M08 218 B0212 Measurements can be taken with the memory full but the results will only be shown at the LCD and will be lost after completion of the measurement If you try to send results to a printer and it is not connected or has no paper in it an error message will be displayed until the printer is connected and operational or until you stop the activity When you start the measurement the instrument shows dram running fap 1 REED pi diaii This message will be displayed until the first measuring point is displayed Torque Actual pre set value Measurement result Duration Current step Temperature If the torque is less than 30 o the results may not have the desired accuracy or repeatability The user should consider changing the user defined test parameters to get a torque higher than 30 o If the display field for the torque indicates Mlow these values are below the range of resolution of the rheometer If the temperature is not to displayed the measuring sensor is not connecte
25. al for data logging the RS232 cable needs to be connected to the 25 pin connector labelled RS232 on the back of the instrument Turn the R S CPS Rheometer off with the POWER switch at the back of the instrument Turn the computer system off Connect the rheometer data cable to the 25 pin port labelled RS232 on the back of the R S CPS Rheometer Connect the Peltier data cable to the port labelled RS232 Peltier on the back of the P TS control unit Turn the R S CPS Rheometer and your computer system on again You must use the computer cable supplied by Brookfield other cables will not work lll 3 Connecting the Temperature Control Device The following devices are used to provide temperature control e A Bath Circulator for the temperature range 20 C to 250 C e The Peltier temperature control device for the temperature range 0 C to 135 C or 20 C to 180 C lll 3 1 Connecting a Bath Circulator Hose connections are required to connect a bath circulator to the R S CPS Rheometer The hoses for the bath circulator are connected by means of quick connect couplings When viewing the instrument from the front the supply is at the front connection connected to the bath outlet and the discharge is the rear connection to be connected to the bath inlet In this case the bath water oil enters in the middle of the plate and spreads evenly towards the plate periphery To connect the hoses push
26. are prompted to select an output device Internal memory only Additional output to Additional output printer to serial interface Choice of an output device is stored in the instrument by pressing the key This selec tion remains stored even after switching off the instrument The set output device is prompted before the start of every measurement see Section VI 5 2 Main Menu gt Single measurement and Section VI5 3 Main Menu gt Run Program Output device now set After selecting an output device and before the start of every measurement be sure that a the printer is connected to the rheometer and is ready for operation If the printer is not ready you cannot start the measurement or b the RS232 is connected to the receiving device normally a PC which is set to the data transfer parameters of the rheometer see Section VI 7 5 Configuration gt RS232 Parameters and ready to receive data If the receiving side is not ready the data will not be transmitted or will be transmitted to Null see Section VI 8 Serial Data Transfer via the RS232 Interface VI 7 2 Configuration gt MeasCount Mode The measurement series counter MEASCOUNT increases by 1 before each measurement is started The measurement series counter serves to identify a measurement series The counter increments until it is reset manually MeasCount 0 or automatically The user defines whether the measuring counter is reset daily or no
27. arting the RS232 Parameters function you will be prompted to enter the baud rate Press the key to initiate the input of parameters You may enter the following parameters in succession e Baud rate Baud 110 150 300 600 1200 2400 4800 9600 19200 e Databits Bit 7ors e Parity n none e even o odd e Stopbits Bit lor2 Select the required parameter from the list of available parameters and accept the selection by pressing the key Example Baud rate Brookfield Engineering Labs Inc Manual No M08 218 B0212 When all parameters have been selected the new parameters are displayed Accept the set parameters by pressing the key The new settings are now stored and will remain in the rheometer memory even after switch ing off the instrument VI 7 6 Configuration gt Language This function selects the user language of the R S CPS Rheometer Available languages are e German e English Select the desired language and press the key The selected language will be preserved in the instrument even after it is switched off VI 7 7 Configuration gt Service These functions are for service personnel only Password protected VI 8 Serial Data Transfer via the RS232 Interface Serial data transfer should only be done when the user of the rheometer has basic knowledge of data processing and is capable of changing the data transfer parameters on the sending and receiving sides Data can only be transfe
28. ation is given in a separate manual for electric heating EHR Brookfield Engineering Labs Inc Manual No M08 218 B0212 IV Environment Handling Cleaning and Maintenance IV 1 Operating Environment Find a comfortable convenient work place for the installation of the R S CPS Rheometer There should be enough room to place the Rheometer the measuring systems the measuring substances and the peripheral devices e g printer computer and bath circulator You need a grounded AC plug to operate the R S CPS Rheometer and additional plugs for the connection of each periph eral device i e Bath Peltier Your operating environment and the place where you store the R S CPS Rheometer should not be extremely hot extremely cold or extremely moist Places with strong temperature and air humidity variations should also be avoided Be sure that the R S CPS Rheometer is not exposed to the following e heavy dirt or dust e direct sun radiation e objects that emit strong heat e g heating radiators e objects with a strong electromagnetic field e g loudspeakers motors etc e liquids or corrosive chemicals IV 2 Handling The R S CPS Rheometer is designed to endure slight bumps and minor vibration Avoid drop ping it or exposing it to heavy shock Never lift your R S CPS Rheometer by the measuring element or its coupling Avoid everything that might impair the free rotation of the measuring element coupling The rheo
29. aximum for the Test Measurement see Section VI 4 Input of Numerical Values and Alphanumeric Texts Before starting a measurement the rheometer will indicate where the measurement points will be written to Start a measurement by pressing the key or return to the main menu with the a key This example shows that the measurement data will be written into the instrument memory Output devices are either a printer or the RS232 serial interface of the rheometer Pre selection of these devices is described in the Section VI 7 1 Configuration gt Output Mode If the memory is full and you want to keep the data you should stop the Single Measure ment function print out the data from the memory or send the data to a PC see Section VI 6 5 Utilities gt Print Memory Then you may clear the data from the memory see Section VI 6 6 Utilities gt Clear Memory and run your test Tests may still be run if the memory is full but the results will not be saved They will be shown on the LCD as they come from the instrument When a measurement is started the instrument shows SE running Wait for 1 MF Brookfield Engineering Labs Inc Manual No M08 218 B0212 This message will be displayed until the first measuring point is reached and displayed Torque User defined value Measurement results Duration dos as Step in single meas always 01 Temperature If the torque is below 10 o scale is 0 o to 1 000
30. ble Brookfield Engineering Labs Inc Manual No M08 218 B0212 Example ey qe op ip Sib s VI 4 Input of Numerical Values and Alphanumeric Texts Most user defined entries are numbers User defined values such as the Start and End values of a ramp number of measuring points factors time date etc are entered as numbers with or without decimal digits If the display shows the decimal point in a number to be entered input of a floating point number is requested However the number of digits after the decimal point is limited to the number of displayed decimal digits i e the decimal point cannot be moved during input The digit to be changed is indicated by a bar under the digit The following example indicates the input of numerical values We will change the value of shear rate Val 1 s from 0100 00 to 290 00 In the example below the cursor bar is located under the 1 in the entered shear rate currently 100 00 s The 1 can be changed incremented or decremented by using the a and Y keys Press the a key once to get The cursor can be moved right or left by using the gt and lt keys To change the next digit press the gt key The next digit can now be changed In order to insert 9 in place of 0 press the key once Brookfield Engineering Labs Inc Manual No M08 218 B0212 Teme g oh Pe 1 AIHA R LI at Ual 175 Note Ifyou press and hold o
31. d raise the rheometer head handle forward 2 Using a non metal spatula place the viscosity standard onto the bottom plate of the rheometer directly below the spindle Measuring System Spindle RC3 50 1 RC3 50 2 RC3 75 1 RC3 75 2 75 Lower the rheometer head onto the viscosity standard so the dial indicator needle reads the proper gap setting for that spindle ios There should be viscosity standard visible around the entire edge of the spindle 4 Trim excess viscosity standard from the edge using a non metal spatula Under Fill Ideal Fill Over Fill 5 Wait fifteen minutes or more to allow the sample to come to temperature Brookfield Engineering Labs Inc Manual No M08 218 B0212 B 5 Calibration Check Procedure The R S CPS calibration check can be performed with or without software If software is not being used proceed to B 5 1 Calibration Check in Stand alone Mode If software is being used proceed to B 5 2 Calibration Check with Rheo3000 Software B 5 1 Calibration Check in Stand alone Mode 1 Input Measuring System s Constants a On the rheometer head select Measuring System within the Utilities menu b Select the appropriate measuring system c Set Tau prom and K_gamma to value specified on the spindle s measuring system data sheet Note Tau prom Kt is the Shear Stress Factor K_gamma Kxxx is the Shear Rate Factor d Set Distance Dependence to zero e Save 2 Run Single Prog
32. d and the printout of the temperature will be printed as The display is updated with every new measuring point The current measurement can be cancelled at any time with the key After measurement or after a stop the display field for step indicates END or BREAK The LCD alternates at intervals of about four seconds between the last displayed measuring point and information on the measurement Reason for break or end Duration until break or end Type name of executed program Number of measurement points Pressing the key stops the alternating display and returns the user to the main menu Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 5 4 MAIN Menu gt Remote The Remote function initiates measurements to be made under PC control In this mode all functions of the R S CPS Rheometer are controlled by a PC For PC controlled mea surements you need the Rheo 3000 Software This software operates under Microsoft Windows 7 Windows 2000 Windows XP and Vista More detailed information on Rheo 3000 software can be obtained from Brookfield or an authorized dealer After selecting the Remote option the rheometer displays the following The rheometer waits for communication with a PC Data transfer between the PC and the rheometer is performed through the RS232 serial interface of the R S CPS Rheometer If the Rheo 3000 software is installed on the PC the REMO
33. d press the key at the rhe ometer e press the key to stop the process if you cannot find the error cause Brookfield Engineering Labs Inc Manual No M08 218 B0212 Zero Calibration Error Cause An impermissibly high value was measured during the zero point cali bration of the rheometer Example Message Er Eass pe Ea J ar Waai toas a press the key b ensure the measuring system has been removed from the rheometer c retry zero point calibration if error occurs again this is an indication of a fault in the measuring instrument ABORT Torque Max Cause The maximum torque has been exceeded during a measurement Pos sible reasons a the measuring range is inappropriate for the measured sample b the cone or plate spindle cannot rotate on the measuring plate Example Message ABORT maz What to Do a press the key b check whether the measuring system has been fastened properly at the rheometer c if fastened properly select smaller shear rates or speeds for this mea surement or use a measuring system with a higher shear stress factor Brookfield Engineering Labs Inc Manual No M08 218 B0212 Abort Speed Max Cause The maximum speed has been exceeded during a measurement Possible reasons a the selected shear stress or torque value for this measurement is too high b a torque or shear stress measurement has been started without sample in the measuring cup Example Messag
34. da plei einan eena oa ea a e araa 10 lll 2 3 Printer COMMEGUON sa sesine a ai 10 IIl 2 4 Computer CONNSCONitiicnigss rho liens niin ees 11 IIl 3 Connecting the Temperature Control DeVICE ccceeeeeeeeeeeeeeeeeeeeeeeeteeees 11 3 1 Connecting a Bath Circulator ss ccccweossectteectcies Waiestiolenelinnieets 11 11 3 2 The Peltier Temperature Control Device cccecceceeeeeeeteeeeeeeeteees 12 3 3 Electric Heating Control nicstitteinks ead a he Wee 13 Environment Handling Cleaning and Maintenance cccesssseeeeeeeeeeeeees 14 IV Op rating EMVIRONM EI et zecusstes tec cess irigi tides hase ted a raaa 14 V2 Handing eiiiiisichieninmie eid We a a ai 14 DAS CIB ea E E E E E wa aeda seas 14 IV 4 Maintenance aisis weatmleliidneiinieenige 15 Measuring Systems unnssessunnnrennnnnnnnrnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nnmnnn 16 V 1 Inserting and Adjusting the Measuring Elements 16 V 2 Filling the Measuring SysSteMs cccceeeeeececeeeeeeeeeeeeeeneeeeeesesnaeeeeeeeeeeaes 18 Operation and Menu System 0 ccs eeecceeesesseeeeeeeeseeeeeeeeeeeeeesesseneeeeeeesseeneeeees 19 Mel Keyboarder aaa a aa tes tyeitd aaia a a a a 20 VI 2 Menu System of R S CPS Rheometer cccccccceeeeeeeeeeeeeeeeeeeeeeeeteeas 22 WIS Selecting MOMVEISIG ts tcc deni nies carted one veok said ota tenates eek ipetactde hea eae A 23 VI 4 Input of Numerical Values and Alphanumeric TexXts
35. e ABORT i speed i Single total t total po o What to Do a press the key b select smaller shear stress or torque for this measurement A 3 Pin Assignment of the Serial Data Cable The R S CPS Rheometer is equipped Rheometer with a serial interface with a 25 pin sub 13 1 D connector male at the back side of the O00000 O000 O 250 O O O O O O O O O O 014 intrument The serial interface is marked as RS232 7 l 3 The signal levels are in the range of 12 one i RAD V and 12 V in accordance with RS232 The pin assignment of the serial data i cable for serial data transfer to a PC is as follows Note Unmarked pins must not be connected Rheometer side 25 pin Sub D connector female View on soldered connections All other pins must not be connected PC side 9 pin sub D connector female View on soldered connection Brookfield Engineering Labs Inc Manual No M08 218 B0212 A 4 Requirements to the AC Power Connecting Cables The AC adapter unit of the R S CPS Rheometer permits operation of the rheometer with supply voltages ranging from 100 to 240 VAC with frequencies from 50 to 60 Hz The main connecting cable supplied with the R S CPS Rheometer may not in some cases meet the requirements of every country It is absolutely necessary that you use a main connecting cable that meets the specific requirements and regulations of the relevant country The following in
36. easuring system is 1 mm operation is possible within the range of 0 3 3 mm depending on the properties of the measuring substance particle size The micrometer ring Nonius can be locked at the back with a hexagon socket screw M3 The measuring cone plate may only be adjusted and the hexagon socket screw may only be tightened when the measuring temperature is set precisely Otherwise the gap distance may be changed due to thermal fluctuations resulting in faulty measurement or in damage to the measuring system Brookfield Engineering Labs Inc Manual No M08 218 B0212 V 2 Filling the Measuring Systems Place the sample material on the bottom plate with the instrument head in the upper position Air bubbles in the sample will affect test results and should be avoided Remove excess sample from around the cone or plate with the provided spatula taking care not to scratch the surface of the bottom plate Remove excess sample from cone or plate edge Set the bath circulator to the required temperature if measurements are to be taken under controlled temperature Do not begin the measurement until the temperature in the substance has stabalized at set point e g temperature measurement by Pt100 See Section VI Operation and Menu Systems Now the measurement can begin Take care when measuring at high temperature Always check the tem perature before removing the cone or plate to avoid burned fingers Be sure t
37. formation explains the requirements that are to be taken into account when choosing the main connecting cable General information e The connecting cable must be permitted authorized in the country where it is used e The mains cable should be at least 2 m and at the most 3 m long USA and Canada e UL permission and CSA Certificate are required for the mains connecting cable e The following minimal requirements are valid for the cable No 18 AWG Type SV or similar 3 phase e The cable must have a nominal rating of at least 10 A e The main plug of type NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V must have grounding contact Japan The following cable types and connection values are required in Japan e All parts of the cables cable socket and plug must have brand name and registration number according to the Dentori law e The following minimal requirements apply to the cable 0 75 mm2 2 phase Type VCT or VCTF 3 phase e The cable must have a minimum nominal rating of 7 A e The mains plug must be a 2 pin plug with grounding contact according to the Japanese Industrial Standard C8303 15A 125V Brookfield Engineering Labs Inc Manual No M08 218 B0212 Other countries e The connectors of the mains connecting cable must be approved and certified by the responsible authorities in the respective countries These authorities are Finland SETI Sweden SEMKO France UTE Switzerland SEV Germany
38. grams may be run after a successful creation via the menu level Program Measure ment in the main menu The following values are user definable in a program e measuring system to be used e number of steps e start and end value of each step e number of measuring points in the program e duration of measurement Preset value as a function of time D 1 s 100 80 5 60 5 40 J 20 0 T T 1 0 60 120 180 t s D 1 s f t A standard measurement is shown in the following example e st step shear rate increases within 60 sec from 10 00 to 100 00 s e 2nd step shear rate remains at 100 00 s for 60 seconds e 3rd step shear rate decreases from 100 00 back to 10 00 s within 60 seconds This measurement consists of three steps each lasting 60 seconds and containing a number of measuring points The following is an example to explain the input of a program Apart from the shear rate D s f t the preset value can also be defined as e speed n rpm f t e torqueM o f t and e shear stress Tau Pa f t Steps are always linear measurement points are also defined as linear i e logarithmic steps are not possible For logarithmic measurements you will need the Rheo 3000 software Preset value sub steps in a defined step are done according to the following equation Preset Value End Value Start Value Number of Measuring points 1 Brookfield Engineering Labs Inc Manual No M08 218 B0212
39. her heat sources is to be avoided in order to ensure optimum temperature control lll 2 Electrical Connections Connections for the electrical components of the R S CPS Rheometer are located on the back of the instrument PRINTER oO Interface for Printer Connection RS232 H 0000000000000 Interface for Computer Connection POWER DC Pt100 ON OFF Switch lt 2 Connecting Socket for Pt100 Connecting Socket for AC Adapter A ooo 00000 Connecting a e E oO PC Interface for Peltier Temperature Models P or P2 ony OUT DC RS232 Peltier Control for Models P1 or P2 only Figure II 3 Operating and connecting elements at the back side of the measuring head All cables to and from the R S CPS Rheometer must be connected or disconnected only when the instrument is switched off Brookfield Engineering Labs Inc Manual No M08 218 B0212 11 2 1 Temperature Sensor The connecting cable of the temperature sensor Pt 100 100 ohm DIN alpha RTD is inserted into the socket labelled Pt100 at the back side of the rheometer head 11 2 2 AC Adapter Do not use a power supply other than the AC adapter delivered by Brookfield for the R S CPS Rheometer Connect the AC adapter using a grounded plug to avoid electric shock or damage to the system components Connecting the AC adapter Turn the R S CPS Rheometer off with the POWER switch at
40. ion during the test The R S CPS Rheometer can either be operated manually using the keyboard at the front panel or it can be operated under computer control The R S CPS Rheometer is supplied with direct drive current by the AC Adapter Brookfield Engineering Labs Inc Manual No M08 218 B0212 R S CPS Rheometer lt _Wm 10 Measuring Head of R S CPS Rheometer Measuring Element Coupling Cooling Flange Dial Gauge Bottom Measuring Plate Bank Indicator Height Adjusting Lever Micrometer Ring Nonius for fine adjustment 9 AC Adapter 10 DC Connecting Socket 11 Main Connection Cable 12 Data Transmission Cable ooN O AUAnAAUN Figure II 1 Configuration of the R S CPS Rheometer Brookfield Engineering Labs Inc Manual No M08 218 B0212 ll 2 Measuring Devices The basic instrument is equipped with a temperature controlled bottom measuring plate At least one measuring cone or one measuring plate is required as a rotating element for an operational measuring system These rotating elements are not part of the basic equipment of the R S CPS Rheometer they must be ordered explicitly depending on your requirements ll 3 Computer System The computer system control of the R S CPS is optional and provides automatic measuring data plots printing full reports or data plots as well as analysis of results and quality control charts The recommended computer system has the following minimum requirement
41. is outside this range contact Brookfield or your local Brookfield dealer Example This message is displayed for about 3 seconds and then the MAIN menu is displayed A brief summary in Section VI 1 Keyboard of the rheometer keyboard and the corresponding rheom eter functions may be helpful before you get to the complete description of the menu Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 1 Keyboard Select previous menu entry Input increment numerical value letter Select next menu entry Input decrement numerical value letter Ghanem MAIN MENU R S RHEOMETER One digit to the right START STOP Back to parent menu Abort Start of measurement Abort measurement OK Accept Select One digit to the left All user inputs are made using the six keys located below the LCD Some of the keys have mul tiple uses i e their function depends on the current operation The following table shows the keyboard functions in detail Keypad layout of the R S CPS Rheometer Operation 1 Menu 2 Input of numerical values Selection from list Menu Input of numerical values Selection from list Menu Input of numerical values Selection from list Menu Input of numerical values 3 Selection from list Brookfield Engineering Labs Inc Function of Key Go to previou
42. ither a printer or to the RS232 serial interface of the rheometer The instrument will prompt you to select the output device as follows Sel cuipui dewice a Output to printer The printer must be connected to the rheometer and ready for operation b Output to the RS232 serial interface The data receiving side typically a PC must be set to the data transfer parameters from the rheometer If the receiving side is not set up properly the data will either not be transmitted or transmitted to Null see Section VI 8 Serial Data Transfer via the RS232 Interface After choosing the output device you are prompted to select the program to be printed or transferred Meas Series Counter MEASCOUNT Time of Measurement Date of Measurement The data of the program will print as a table to a printer or will be transferred via the serial interface After completion of data transfer the rheometer returns to the Utilities Menu VI 6 6 Utilities Clear Memory This function deletes all measured data stored in the memory of the R S CPS Rheom eter Brookfield Engineering Labs Inc Manual No M08 218 B0212 Before deleting ensure that the data has been archived to a printer or PC Before the memory is cleared the following prompt is displayed Class Waman ked eiO EESHA Rag T H0 pa If YES is selected the results will be cleared from the memory if NO is selected no deletions are made and the user i
43. kfield has a growing number of published articles that can be downloaded directly from the Brookfield website These articles can be found on our main website by following this path http www brookfieldengineering com support documentation article reprints More Solutions to Sticky Problems Learn more about viscosity and rheology with our most popular publication This informative booklet will provide you with measurement techniques advice and much more It s a must have for any Brookfield Viscometer or Rheometer operator More Solutions is available in print and or as a downloadable pdf on the Brookfield website by following this path http www brookfieldengineering com support documentation Training Courses Whether it is instrument specific courses training to help you better prepare for auditing concerns or just a better understanding of your methods who better to learn from than the worldwide leaders of viscosity measuring equipment Visit our Services section on our website to learn more about training Downloads will require you to register your name company and email address We respect your privacy and will not share this information outside of Brookfield Brookfield Engineering Labs Inc Manual No M08 218 B0212 Appendix D Warranty and Repair Service Brookfield Viscometers are guaranteed for one year from date of purchase against defects in materials and workmanship They are certified against primary viscosity s
44. m window 8 An average viscosity reading should be within 3 of the standard s stated viscosity value at the appropriate temperature moos B 5 3 Troubleshooting Check each of the items below if your measured values fall outside the range of uncertainty a Assure that the gap is set properly Assure that the temperature is set properly Assure that correct amount of calibration fluid is present and the gap is filled properly Assure that correct spindle constants are being used Assure that the rheometer has been zero calibrated os oS Error Messages Message Solution Range Error User input a value less than Check values The R S will advise the allowed minimum value the maximum and minimum values or greater than the allowed when this error is displayed maximum value Speed or Torque Zero Cal Error An unacceptable value was Ensure the spindle is not mounted to measured during the zero the R S Re try zero calibration If point calibration this fails call for service ABORT Speed Max Fluid is too thin to be run This should not happen following the at requested Shear Stress proceding procedure Torque level Alternatively no fluid is present Brookfield Engineering Labs Inc Manual No M08 218 B0212 Other Faults Indication Possible Cause Solution Dial indicator reading Set pin has lost hold power Pin may need to be replaced Call for is inconsistent service Viscosity reading is Micrometer
45. meter motor will automatically turn off if the maximum torque 50 mNm is exceeded IV 3 Cleaning The paint coat of the R S CPS Rheometer resists most solvents and weak acids Use a dry clean soft and nap free piece of cloth to clean the housing Use neutral detergent liquids if necessary Do not use chemical products such as strong solvents or strong acids to clean the housing especially the key pad Make sure NO liquid penetrates into the housing e g through the instrument connecting sockets and into the bearings of the measuring drive This could destroy the instrument Brookfield Engineering Labs Inc Manual No M08 218 B0212 IV 4 Maintenance The R S Rheometer system is designed for long term operation Should the instrument require repair contact Brookfield or your authorized Brookfield dealer Only authorized service personnel may work on the control electronics all accessories the meauring device as well as the AC Adapter and all electric circuits and connections Measurement accuracy can be checked by the user at any time We recommend that the measure ments be done with Brookfield viscosity standard fluids mineral oils as recommended for each individual spindle geometry You must e Use temperature control e Select the appropriate measuring system e Carry out measurements at the following pre set M o torque values 250 o0 500 o and 750 bo e Read viscosity values from the display on the RS CPS
46. ne of the a or Y keys while entering numbers the digit will first increment or decrement by 1 However after a short period of time the process will continue automatically This corresponds to the Repeat Function of computer keyboards In this example the a key was pressed and held until the 9 was displayed The repeat function is only active during numerical and alphanumeric input When the desired number is displayed accept it by pressing the key the cursor now moves to the first digit of the next field to be entered Alphanumeric inputs Some fields allow for both numbers and letters These are entered the same way as previously discussed for numeric fields The available entries are 0 through 9 A through Z and the blank symbol If you wish to change the letter B to the number 7 press and hold the a or v keys until the 7 appears at the display Alphanumeric input is available when assigning a name to a user defined program or an ID to a user defined test measurement VI 5 Menu Entries MAIN Menu Menu entries see Section VI 2 Menu System of R S CPS Rheometer either lead to submenus e g Utilities or Configuration or they start one of the rheometer s functions directly All gray fields in the tree chart in this section that have no further right branches start functions Those with right branches are submenus Recall the keyboard layout from Section VI 1 By pressing the 4
47. neral information about the instrument and operating principles 1 1 Use of the Rheometer The R S CPS Rheometer is used in quality control product development and research The instrument measures Newtonian and non Newtonian fluids records flow curves and determines the viscosity functions in steady shear flows 1 2 Measuring Principle The R S CPS Rheometer is a rotational controlled stress rheometer Measuring cones and measuring plates follow DIN the German industrial standards organization specification 53018 The measuring substance fills the gap between the bottom measuring plate of the instrument and the rotating measuring element The measuring drive developed for this instrument operates with a high precision dynamic drive system with optical encoder for absolute position measurement of spindle geometry The R S CPS Rheometer measuring drive may be used for rotation tests with pre set speed shear rate and measurement of the torque imposed on the measuring element or in shear stress test with control of a pre set shear stress to measure the shear deformation of the measured substance by angular deflection of the measuring element When flow properties of plastic substances are to be determined the R S CPS Rheometer can be used for shear stress tests that allow precise measurement of the yield point without shearing the measured substance There are two measurement types rotational measurement under controlled shear rate
48. ng plate and the bottom measuring plate of the instrument Measuring System RP3 25 RPS 50 RP3 75 Brookfield Engineering Labs Inc Manual No M08 218 B0212 A 2 Error Messages The R S CPS Rheometer is user friendly regarding errors When errors occur they are trapped and the user is informed on the LCD The most frequent error messages are explained in this chapter Range Error Cause Example of Faulty Input of a Preset Value What to Do Printer Error Cause Example of Print Error Message What to Do User s error at input The user has tried to input a value that is less than the allowed minimum value or is more than the allowed maximum value Fange epr Name of value out of range Allowed maximum value Allowed minimum value Enter the value again Be sure that the new value is within the allowed value range The printer has been selected as the output device but is not ready for printing Possible reasons include a printer cable is not connected to the rheometer b paper is out printer is not on line other printer errors Error Hi Etam a gm de on gm pm m b mn m P Fr ANEOEE FREG Toe ei T ry again Abort activity do not try again ee EAE T LAT LIE be a make sure printer cable is connected to the rheometer b make sure paper tray has paper c check that the ready LED lights of the printer are on d remove the error cause at the printer an
49. ntered Input number of steps 1 10 This example is 03 Brookfield Engineering Labs Inc Manual No M08 218 B0212 Available Measurement Types User Defined Range Shear Rate D s Depends on the measuring system Speed n rpm 0 1 1 000 rpm Shear Stress Tau Pa Depends on the measuring system Torque M o 0 999 promille 0 to 50 mNm Select the type of measurement and press the key in our example D 1 s Now enter the user defined values for each step one after the other The following inputs have to be made for each step Start Value End Value Number of Measuring Points data points Minimum and maximum start and end values depend on the selected measuring system for shear rate D s and shear stress Tau Pa At input the rheometer checks the start and end values and indicates the message Range error if out of range Name of value out of Allowed minimum range value Allowed maximum value For example a range error message would be displayed if a start value for D s is not within the range of 0 2400 00 s when using measuring cone C50 2 If the start value end value and number of measuring points are acceptable the user will be prompted for Step Duration Number of steps being edited Step duration Minimum step duration Available Measurement Types User Defined Range Shear Rate D s tmin number of measuring points 4 s Speed n rpm tmin number of measu
50. o M08 218 B0212 If this error message appears ensure the printer is ready and contains paper Press the key to try printing again or press the key to return to the menu VI 6 4 Utilities gt Measuring Systems This function provides a method to create new measuring systems or change existing mea suring systems The following values can be edited e name of measuring system e shear rate factor K min s k_gamma e shear stress factor o Pa tau_prom Only authorized personnel are permitted to change constants of the measuring system After starting the function you will be prompted to select the measuring system you want to edit Select the list item NEW to generate a new measuring system Leb Po oe Of After selection of the measuring system entry the user is prompted to enter a name tau_prom and k_gamma Enter i ag mm pt pne ca BE EH a The measuring system name is entered in alphanumeric form the factors tau_ prom and k_gamma are entered as numerical entries see Section V1 4 Input of Numerical Values and Alphnumeric Texts After entry the system will prompt the user to store the new parameters Brookfield Engineering Labs Inc Manual No M08 218 B0212 Use the key to store the new information otherwise press the key to return to the menu without storing VI 6 5 Utilities gt Print Memory This function allows the output of the data stored in the instrument memory to e
51. o hold the measuring system with one hand when you disconnect the geometry Dropping the cone or plate can cause nicks which will affect calibration Clean the bottom measuring plate and measuring element carefully without using hard objects to avoid scratches Store the disassembled measuring element on a soft pad Always disconnect the cone or plate by lifting the coupling collar before raising the rheometer head after a measurement Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI Operation and Menu System The following section summarizes the operation and the menu system of the R S CPS Rheometer for both manual and PC controlled measurement Menu prompts for the R S CPS Rheometer are available in the following languages e English e German The language is selected via the menu level Configuration Language if English is active or Konfiguration Sprache if German is active For more details on language selection see Section VI 7 6 Configuration gt Language After applying power to the R S CPS Rheometer the LCD displays the following information for a few seconds e name of the rheometer e software version of the firmware installed in the instrument serial number of the instrument e date and time Example OFrack feld Engineering About five seconds later the instrument checks the voltage of the power supply The displayed voltage should be in the range of 14 9 to 16V If the voltage
52. ram a Select Run Single within the Main Menu b Select the appropriate measuring system e g C50 1 c Select input mode M c d Input steps Input Value e Input ID or leave blank Press the key f Press the key to start g Allow the program to complete 3 Check the temperature on the display refer to the main manual for this procedure The tem perature should read 25 0 C 4 Check the viscosity reading The measured viscosity should fall within 3 of the stated vis cosity value of the viscosity standard at the appropriate temperature 5 Repeat Steps 2 through 4 with the torque o Val o set to 500 and 750 B 5 2 Calibration Check with Rheo 3000 Software Launch Rheo 3000 Software Enter Measure Analysis Menu Select Remote on the R S front display Open communication between the rheometer and the PC Load your Calibration Program Refer to the Rheo 3000 User s Manual for the block pro gramming procedure Calibration program parameters should be set up as follows AB WN eR Brookfield Engineering Labs Inc Manual No M08 218 B0212 Step Nr 1 Step Nr 2 Step Nr 3 metsi 60 tmets 60 imetsi 60 6 Enter the following information in the general block data a Viscosity Standard Name e g B11000 Lot Number Expiration Date Viscosity Value Spindle Serial Number 7 Upon test completion click the Analysis button The average viscosity of each step will ap pear in the botto
53. ring points 4 s Shear Stress Tau Pa tmin number of measuring points 1 s Torque M c tmin number of measuring points 1 s Brookfield Engineering Labs Inc Manual No M08 218 B0212 Maximum step duration 3600 s The instrument will automatically check the input If there is a range error Range error would be displayed together with the allowable range The more time between two measuring points the higher the accuracy of the determined physical parameters The input procedure for start and end value number of measurement points and step duration is repeated for the next step The procedure is repeated until all steps have been entered The program will then prompt the user for a program name Enter the name under which the program is to be stored For this example we will use TEST see Section VI 4 Input of Numerical Values and Alphanumeric Texts The instrument will prompt the user to store the Program with the Name Press the key to store the program If any other key besides ok is pressed the entries are abandoned and those parameters that existed before editing will be preserved VI 6 3 Utilities gt Print Programs This function will print the parameters of the defined programs in memory If the printer is not ready for operation when the Print Programs function is initiated the following error message will be displayed Brookfield Engineering Labs Inc Manual N
54. ring was not lined Ensure spindle is not mounted to low up with zero on shaft Head R S Re try zero calibration If it is too high fails call for service Viscosity reading Contamination has entered Loosen set screw Extend spindle is low and spindles the gap between the spindle to maximum length Clean shaft does not mvoe freely cone piece and spindle shaft Repeat if needed If the spindle can when hex nut is not be cleaned sufficiently call for disengaged service of spindle Viscosity reading is Rheometer has been placed Utilize solvent trap shield unit from low in a drafty location drafts B 5 4 Flow Diagram for Zero Calibration Run Single Run Program Remote Zero Calibration Edit Programs Print Programs Measuring System Print Memory Configuration Brookfield Engineering Labs Inc Manual No M08 218 B0212 B 5 5 Cone Spindle Data Example BROOKFIELD Measuring System Data Cone Plate Systems according to DIN 53018 Shear Rate Ky n Shear Stress Trom M Ky K_gamma Shear Rate factor s rpm n rotational speed RPM Tprom Tau_Prom Shear Stress factor Pa M torque Cone Number Measuring System C25 1 C25 2 C 0 1 C50 2 C75 1 C75 2 Shear Rate Factor K_gamma Shear Stress Factor Tau_Prom 12 223 12 223 1 528 1 528 0 4527 0 4527 Sample Volume mL 0 08 0 15 0 6 12 2 3 9 Radius R mm 12 5 25 25 Cone Angle a Cone T
55. rred successfully when the transmitter R S CPS Rheometer and receiver e g a PC fulfill the following requirements 1 The instruments are properly connected by the interface cable which is delivered with the instrument Caution Both instruments must be switched off while the connection is made see Appendix A 3 2 The transmitter R S CPS Rheometer and the receiver are set to identical data transfer pa rameters for R S CPS Rheometer see Section VI 7 5 Configuration gt RS232 Parameters 3 The receiver has enough computing and memory capacity to receive or store the data The following example demonstrates reception by means of the terminal program under Micro soft Windows Brookfield Engineering Labs Inc Manual No M08 218 B0212 1 Switch the rheometer and the PC off Connect the rheometer RS232 connector port at the back side of the instrument to a free serial interface e g COM2 of the PC Use the cable supplied by Brookfield Switch the PC and the rheometer on Set the data transfer parameters at the rheometer see Section VI 7 5 Here Standard set ting 4800 Baud Parity n Stopbit 1 Databit 8 Select the RS232 interface as the output device at the rheometer see Section VI 7 1 Open the Windows Accessories program on the PC Start the Terminal program Select the menu level Settings Data transfer A window will appear where you can set the data transfer parameters
56. runcation mm Brookfield Engineering Labs Inc Manual No M08 218 B0212 Appendix C Online Help and Other Resources www brookfieldengineering com The Brookfield website is a good resource for additional information and self help whenever you need it Our website offers a selection of how to videos application notes conversion tables instruction manuals material safety data sheets calibration templates and other technical resources http www youtube com user BrookfieldEng Brookfield has its own YouTube channel Videos posted to our website can be found here as well as other home made videos made by our own technical sales group Viscosityjournal com Brookfield is involved with a satellite website that should be your first stop in viscosity research This site serves as a library of interviews with experts in the viscosity field as well as Brookfield technical articles and conversion charts Registration is required so that you can be notified of upcoming interviews and events however this information will not be shared with other vendors Article Reprints e Available in Print Only e Brookfield has an extensive library of published articles relating to viscosity texture and powder testing Due to copyright restrictions these articles cannot be emailed Please request a hardcopy of articles by calling our customer service department or by emailing marketing brookfieldengineering com e Available online e Broo
57. s CPU 1 GHz minimum 512 MB RAM main memory 500 MB free hard disk capacity Compatible operating system includes Microsoft Windows 2000 Windows XP Windows 7 or Vista mouse and keyboard VGA graphic card and monitor 1 free serial interface Centroni Printer when using R S CPS Rheometer without computer LPT i Printer when using R S CPS Software RHEO Rheometer remote controlled Figure II 2 Computer System for R S CPS Rheometer Brookfield Engineering Labs Inc Manual No M08 218 B0212 Ill Instrument Installation In this section you will learn how to set up and use the R S CPS Rheometer for the first mea surement which include Assembly of the R S CPS Rheometer Electric connections Installation of accessories such as thermostatting device cooling device and measuring systems Hose connections lll 1 Mounting the Instrument The R S CPS Rheometer should be positioned on an even surface such as a laboratory bench There should be enough room to easily handle the instrument Beside the rheometer place the additional control unit PT S peltier temperature controller to be installed for Models R S CPS P1 and P2 and the controller for electrical heating EHR Two cables connect the R S CPS and temperature controller Exposure to direct sunlight and ot
58. s menu entry above active one Increment List entry above active entry previous Go to next menu entry below active one Decrement List entry below active entry next Go to previous menu entry above active one One digit to the right List entry above active entry previous 1 Goto next menu entry below active one 2 Last digit 3 List entry below active entry next Example 1 Utilities gt Remote 2 8 gt 9 A gt B 3 Select meas system C50 2 30 gt C50 1 30 1 Remote Untilities 2 5 gt 4 F gt G 3 Select meas system C50 1 30 gt C50 2 30 1 Utilities gt Remote 2 100 00 gt 100 00 Test gt Test 3 Select meas system 1 Remote gt Utilities 2 100 00 gt 100 00 Test gt Test 3 Select meas system Manual No M08 218 B0212 Operation Function of Key Example 1 Menu 1 Return to parent menu turn 1 Utilities gt Main page downward 2 Input of numerical 2 Stop input values only if possible 3 Selection from list 3 Stop selection 3 Select meas system gt only if possible back to menu 4 Measurement 4 Start and stop measure 4 Break when measuring ment 5 Remote operation 5 Stop measurement 6 Go back to main menu 1 Menu 1 Select active menu level open sub menu 2 Input of numerical 2 End of input acceptance values 3 Select active list element 3 Selection from list Brookfield Engineering Labs Inc Manual No
59. s returned to the menu VI 6 7 Utilities Measure Temperature This function displays the temperature with the temperature sensor connected to the rhe ometer After initiating this function the temperature is measured continuously LOR pepe burr Push the key to return to the Utilities menu VI 7 Menu Entries of the Configuration Menu The configuration menu allows the user to set parameters on the rheometer The entries e Set Output mode Defines if data is output to a printer or to the serial interface during measurement e Set Meascount mode Defines whether the measurement counter MEASCOUNT is reset daily or not e Set Meascount 0 Resets the MEASCOUNT counter to 0 e Set Time date Inputs date and time e RS232 Parameters Sets data transfer parameters of the serial interface RS232 e Language Selects language for user prompts e Service For service personnel only e Service2 For service personnel only These functions are explained in more detail in the following sections Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 7 1 Configuration gt Output Mode This function defines the output device printer serial interface which will receive the re sults This setting is independent of the internal memory in the rheometer for data storage When tests are run the data is automatically stored in memory in addition to being sent to the configured output device After selecting this function you
60. t Brookfield Engineering Labs Inc Manual No M08 218 B0212 Resetting only via func tion meascount Automatic resetting at first measurement of the day After choosing one of two reset modes the user will be returned to the Configuration Menu VI 7 3 Configuration gt MeasCount 0 This function resets the measurement series counter regardless of how the MEASCOUNT is set VI 7 4 Configuration gt Time Date This function allows the user to set the internal clock and internal calendar The time is set in 24 hour format Hours 00 to 23 Minutes 00 to 59 Day 01 to 31 Month 01 to 12 Year 00 to 99 Set the time using the key or return to the menu without storing by pressing sT Note The new time is entered into the clock only after the key is pressed Note that storing of the time sets the seconds to 00 Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 7 5 Configuration RS232 Parameters This function allows the preselection of interface parameters The serial interface operates without handshake Data is transferred as ASCII text Parameters to Set Baud rate Baud 110 150 300 600 1200 2400 4800 9600 19200 nE no pariy e even _olcodd Stopbits Bi Databits Bi The standard setting is Baud rate 4800 Parity n Stopbit A Databits 8 If you change these settings you also have to set the new transfer parameters of the receiving device After st
61. tandards traceable to the National Institute of Standards and Technology NIST The Viscometer must be returned to Brookfield Engineering Laboratories Inc or the Brookfield dealer from whom it was purchased for no charge warranty service Transportation is at the purchaser s expense The viscometer should be shipped in its carrying case together with all spindles originally provided with the instrument For repair or service in the United States return to Brookfield Engineering Laboratories Inc 11 Commerce Boulevard Middleboro MA 02346 U S A Telephone 508 946 6200 FAX 508 946 6262 http www brookfieldengineering com For repair or service outside the United States consult Brookfield Engineering Laboratories Inc or the dealer from whom you purchased the instrument For repair or service in the United Kingdom return to Brookfield Viscometers Limited 1 Whitehall Estate Flex Meadow Pinnacles West Harlow Essex CM19 5TJ United Kingdom Telephone 44 27 945 1774 FAX 44 27 945 1775 sales brookfield co uk For repair or service in Germany return to Brookfield Engineering Laboratories Vertriebs GmbH Hauptstrasse 18 D 73547 Lorch Germany Telephone 49 7172 927100 FAX 49 7172 927105 info brookfield gmbh de or Rheotec Messtechnik GmbH Schutterwalder Strasse 23 D 01458 Ottendorf Okrilla Germany Telephone 49 035205 5967 0 FAX 49 035205 5967 30 info rheotec de For repair or service in China
62. the back side of the instrument Connect the RS CPS power cord into the AC adapter Insert the socket of the DC cable into the DC connector port at the back side of the rheometer head Plug the power cable into a grounded AC main socket Turn the R S CPS Rheometer on The AC adapter should not remain connected to the main socket while the plug of the DC cable is disconnected from the DC connector port at the back side of the rheometer head 1 2 3 Printer Connection The printer can be connected directly to the printer port of the R S CPS Rheometer when measuring without PC support You must pre set Printer as the output device to print the measured values during measurement The printer should have a parallel printer interface Turn off the rheometer using the POWER switch at back of the instrument Insert the printer connecting cable into the PRINTER port on back of the in strument Turn the R S CPS Rheometer on A standard parallel printer cable can be used to connect the printer to a PC This cable is supplied with the printer in most cases To print data values from the R S CPS Rheometer any parallel printer which can operate in ASCII character mode may be used Brookfield Engineering Labs Inc Manual No M08 218 B0212 11 2 4 Computer Connection If the R S CPS Rheometer has to be used in REMOTE mode with a PC Rheo 3000 program package or with serial data termin
63. tion function serves to calibrate the zero point of the rheometer This function continues for approximately 10 minutes and should be done once a week Before starting this function be sure the R S CPS Rheometer has warmed up for at least 10 minutes and that NO measuring element is in the measuring element coupling To confirm the command that the measuring system is removed press the key start of zero point calibration or press the key to return to the Utilities menu Zero point calibration will proceed automatically and comprises several measuring series at different speeds The progress of calibration is shown by the number of executed steps of the total steps If an error message appears during zero calibration repeat the zero calibra tion If the error message is displayed again there may be a technical fault See Appendix G Warranty and Repair Services After successful calibration the values of the zero point are stored internally These values are preserved until the next calibration Press the key to save the values Press any other key to return to the Utilities menu without saving Note You can cancel zero point calibration at any time with the key The zero point values determined up to that point will be ignored Brookfield Engineering Labs Inc Manual No M08 218 B0212 VI 6 2 Utilities gt Edit Program This function allows the input of new programs and the modification of existing programs The pro
64. using either an RC3 25 1 or RC3 25 2 is not advised To achieve the best results use RC3 50 1 B 2 Setup Prrocedure Calibration Check in Stand alone Mode Load the Set the Gap Viscosity Standard Start Up Zero Rheometer Rheometer Calibration Check Using Rheo2000 Figure B 1 Flow Chart for Calibration Check Procedure Brookfield Engineering Labs Inc Manual No M08 218 B0212 1 Turn on the R S CPS Rheometer 2 Turn on the temperature controller Set the controller to 25 C 3 Allow the R S CPS Rheometer to be on for a minimum of 10 minutes prior to taking measurerment data or running a zero calibration e Zero Calibration does not have to be executed prior to every test but should be run no less than once a week e Zero Calibration takes approximately eight 8 minutes e Best Practice run the R S CPS Rheometer at 100 rpm for 30 minutes just prior to zero calibration 4 Ensure the spindle is not installed on the R S CPS Rheometer Lower the rheometer head 6 Lower the spindle coupling collet Select the zero calibration option and push the button FHH to is for 20 cation fox 7 Upon a successful completion of the zero calibration procedure the rheometer head will display a message Press the key to save the information If an error message appears see Appendix B 5 3 Troubleshooting If the problem cannot be fixed contact Brookfield or an authorized dealer for troubleshooting advice
65. w on the 4th line indicates more menu entries below The currently active but not yet selected entry is marked by a blinking field cursor on the left side of the LCD Example Active entry press OK to select This menu contains additional entries Using the 4 and Y keys you can move the cursor up and down in the menu until the desired menu entry is reached Note Ifthere are more menu entries in the menu when you have reached the end of the display the next part of menu will be opened automatically scrolling You can start the menu entry by pressing the key as well as open the related sub menu If you are in a submenu and wish to return to the upper menu press the key VI 3 Selecting from Lists The same keyboard and display functions that are in the menu apply if you have to select a pre existing entry from a list Selection from a list is required for the following e Select a measuring system for measurement e g in Single measurement or Edit Program e Select pre set values for measurement e g in Single measurement or Edit Program e Select a program or a measuring system you want to edit in Edit Program and Measur ing Systems e Answer a request YES lt gt NO e Select the program to be started in Run Program The a and Y keys move the cursor up and down the list The key selects the entry the key stops the selection from the list only if possi
66. ween the rheometer and the PC e Switch on the R S CPS Rheometer and select the menu level Remote on the main screen e Switch on the computer and all peripheral devices e Start the Rheo 3000 software e Load a program within the Rheo 3000 software Fill and mount the measuring system see Section V e Make sure no substance or solvent enters the measuring element coupling the measuring drive or the electronic unit e Wait until the sample reaches the desired temperature e Start a Single Point Test or Run Program see Section VI 5 Menu Entries e After running the test remove the sample and clean the measuring system Brookfield Engineering Labs Inc Manual No M08 218 B0212 Vill Technical Data R S CPS Rheometer Dimensions 480 mm x 300 mm x 290 mm Weight 12 kg Nominal operating voltage Power consumption average Power consumption maximum Ambient Conditions Temperature in operation 10 to 40 C out of operation 10 to 45 C Relative humidity not condensable in operation 20 to 80 out of operation 10 to 90 Accuracy 3 of viscosity standard fluid value where M gt 30 1 digit Torque range Torque resolution Speed range Angle resolution Temperature range Range of shear rate Range of shear stress Viscosity range 0 0008 to 125 000 Pass depending on the geometry used The given range is a standard value not maximum value Practical low limit is 050 Pass for cone plate measurement

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