Home

Cygnus Installation Manual: MAGPOWR

1. gu d bci gt e gt E Jk Z S E hw a IT ODDODOOUO gt y Su REFERENCE FIGURE 3 FOR WIRING CYGNUS E WITH DOOR OPEN CYGNUS E WITH DOOR CLOSED CYGNUS E WIRING LAYOUT Figure 8 58 PS90 PS24 TENSION SENSORS AUXILLARY WIRING POWER 5 67 5 35 136mm 144mm omm y GNUS 5 35 136mm 5 67 144mm 5 28 134mm OE WEB TENSION CONTROL Y Recommended Panel Cutout 4 9 8mm a 388 _ 98 6mm CYGNUS DIN 0 17 8mm 5 28 m 6 0 152mm T gm 134mm 10 75 m 10 25 10 0 273mm Oo 260mm 254mm T 292mm Y pe T Y 1 8 25 210mm TN 98 25mm d 98 25mm 1 21 31mm P i 83 21mm 88 a a 22mm CYGNUS E OUTLINE DIMENSIONS Figure 9 59 1 1 28mm Supply Voltage Supply Frequency Fuses F1 F2 Enclosure CYGNUS DIN Front Panel Enclosure CYGNUS E Climatic Class Temperature Range Operating CYGNUS DIN CYGNUS E Storage Relative Humidity Pollution Degree Altitude Compatible Residual Curr
2. ou uu Eel Eel Pe Al To ee Wired to 5 Vdc Should be wired to Negative Ground 0 000 Wired to 5 Vdc Should be wired to Ground Signal and Ground leads reversed Power lead open Normal voltage 5 000 Ground lead Signal and Power leads reversed 38 9 5 GAIN SCHEDULING DIAGNOSTICS 9 5 1 System becomes unstable as soon as Gain Scheduling is activated and stays unstable even if Gain Scheduling is then deactivated When Gain Scheduling is activated the PID values are all overwritten by values determined from the Gain Scheduling parameters Disabling Gain Scheduling fixes PID at these new parameters which may or may not be stable Continue below for a complete description of Gain Scheduling 9 5 2 Gain Scheduling problems including Gain Scheduling Was Not Successful See Gain Scheduling Theory below For Gain Scheduling to work properly the following are all needed 1 A properly calibrated diameter signal voltage velocity RPM or Fieldbus are all valid 2 Asetof PID values that gives a stable system at core and the diameter that corresponds to that system 3 A set of PID values that gives a stable system at full roll and the diameter that corresponds to that system 4 A finite value of Overall Gain The factory default of 1 0 should normally be used If the system is stable at core and at full roll but is unstable at an intermediate roll the Overall Gain can be reduced to give a sta
3. Remote Setpoint Web Velocity and Roll RPM you must use Velocity RPM Method to calculate diameter 2 Remote Setpoint Potentiometer must be calibrated This is done during Load Cell Calibration The screen will prompt you to Adjust remote setpoint device to max Assign which available terminal input will be used for Remote Setpoint See Figure 6 for Remote Setpoint Wiring fala WEB TENSION CONTROL c f rera GN US P re ras Camper See Figure 7 for Remote Setup wiring Assign which available terminal input will be used for Remote Setup Select See Table 2 if setup is being done via a ES programmable logic WEB TENSION CONTROL controller 6 3 LOAD CELL CALIBRATION REQUIRED 6 3 1 PRECISION CALIBRATION This is the most accurate method of calibration Use for all applications in which tension accuracy is critical Home Screen MAGPOWR MAGPOWR Cu m cv GNUS A fd wer eem if eras Compwy H IR T Compmy c3 EN E WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR f c rea GNUS K3 H LS WEB TENSION CONTROL WEB TENSION CONTROL Confirm system type Refer to Figure 1 MAGPOWR Adae een ni wer Company Enter maximum tension This will scale the analog meter and bar graph Usually Confirm load itis best to set max tension cell type C venus approx twice the value of See Figure 4 the normal
4. MATRWNFAOAAAAAOONATAWNFORWN OT ARRAWWWNNNNA gt 4000000 CO N 10 0 Table 1 Table 2 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Specifications TABLE OF CONTENTS Description Page HALO GUICTION se ne a dn E O 4 Tarpeia se I HET TT 4 Electrical Connections c c vdd 5 Installation of Model PS 90 and PS 24 Power Amplifiers 5 Keypad NAVIG AON metam 6 System Ser UD m 7 Hardware enie Tee a set i a ed 7 RUN STOD esne E N E N a N E 7 rele Mc E AEA A A E E A A A A E E E 7 Software Configuration i 8 Change Display Settings optional pp 8 VO COMMON mt EE 9 Remote Tension Set Point Set up Select Optional pp 10 Load Cell Calibration required pp 11 Precision UTs AON TTT 11 Welghtless Gallbrato ee unii deeem sese ide dt topi de obe beide ouem and tede ied 12 Optional Input Device Calibration 3 ee ee ere t Dee eoe i etes 13 Web Velocity Galil ation sonatas a 13 mise ail tl Ol eR EDT P S 14 Diameter Callbration emet c 15 QuiputGallbration ODIIOFial sium oo aia 16 A e 1 son em a a aa aa a a A 17 QUCK STIaDl Ee een ee cod ee 17 Optimize Nan c Moe dn on E iat 18 AUTO TING ce a a a TTT 19 Direct Parameter Access Tuning optional ppp 20 Optional FUNCION mt Ow m 21 Changing Units of Measure or Language pp 21 I AME eee 22 Inertia Acceleration Compensation optional pp 23 Hold Level Gontrol optional sm i i niega quiu 24 Gain schedul
5. Output always high E Stop Active unwinds Process not running but Cygnus is in Auto mode Tension ON OFF set to OFF Output always low E Stop Active All control types except unwind Process not running but Cygnus is in Auto mode 34 Make sure that Auto tune was run successfully If pressing Stop interrupted Auto tune Auto tune is not successful Make sure that the tension has been properly calibrated Auto tune will not be successful if web is not moving or tension is not being measured See above When the process is not running the tension control system is open loop If the tension is even slightly below Setpoint the Cygnus will turn full on attempting to correct the tension If Tension On Off Mode is set to Toggle from Home press Tension On Off once If Tension On Off Mode is set to Level one or more of the external Tension On Off switches are active Active depends upon the Digital Input Mode For safety reasons E Stop occurs with an open circuit The logic is therefore different than the other digital inputs E Stop can also be mistakenly activated by selecting Digital Input Mode Active High when it is wired active low and the other way around If it is difficult to change the Digital Input Mode to the correct position try switching to Manual mode on the Home screen When the process is not running the tension control system is open loop If the ten
6. MOTOR IN TORQUE CYGNUS CYGNUS UE MODE MODE SYSTEM TYPES Figure 1 52 Fieldbus Card Installation COMMKIT EN Ethernet COMMKIT DN DeviceNet COMMKkIT PB Profibus Figure 2 53 OUTPUT 115 230 VAC COM 0 10V L1 L2 P E TB1 TB2 db TE EEEE EE 0 ec MAGPOWR LOAD CELL OPEN FOR RUN O OPEN FOR EL MEE CYGNUS E STOP MODEL XXX SERIAL XXXXXXXXX SEE FIGURE 4 FOR DETAIL 1 34Y7 Q 3 IND CONT EQ INPUT 115 230 VAC 0 20 AMP MAX AMB 50 C OUTPUT 10 VDC MAX 20 mA MAX E E E H DD CE TB4 TB MPU f CD acre IY 470 20mA ro TB3 LISTED 5 TB6 TB TBe MAGPOWR e Ce E e c 4T0 20mA 1 34Y7 i e IND CONT EQ INPUT 115 230 VAC 0 20 AMP MAX AMB 50 C OUTPUT 10 VDC MAX 20 mA MAX H H H H H Wu CE 183 TB4 LISTED CO on CD RUNTSTOP cn LOW TENSION IG o TENSION STATUS 5 WHITE no 8 BLACK co P GREEN P P RED CC O LL 8 as E3 TENSION ON OFF AUXIN no GND DIAMETER GND ca cp isp LLI E Gle LOW TENSION m E E E E oo CYGNUS WIRING DIAGRAM Figure 3 54 Two Magpowr Load Cells TB6 GREEN BLACK K P RED LL E s z T N 1 m S w P One Magpowr Load Cell TB6
7. Out of Round Roll Compensation is immediately turned off with the first keystroke of Quick Stabilize This does not include minimization of Error Limit Continue with Paragraph 9 2 below 9 2 Out Of Round Roll Comp Active Navigate to Home gt gt More gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Out of round comp Alternately switch between Yes and No for Out of Round Enable If oscillation do not improve when switching to No Press lt gt gt Optimize Manually gt gt Quick Stabilize And follow the instructions If oscillations do improve If the instability first occurred at the present RPM set Out of Round Max RPM less than the present RPM as read on Actual RPM 35 If the instability first occurred at a lower RPM set Out of Round Max RPM to a value less than that RPM Out of Round Compensation will be disabled for all RPM s greater than Out of Round Max RPM It may be possible to increase this Max RPM somewhat by reducing Out of Round Gain Only experimentation can tell Out of Round Gain is only active while Out of Round Comp is enabled and RPM is less than Out Of Round Max RPM 9 3 AUTO TUNE DIAGNOSTICS Oscillations should start within 10 sec if oscillations do not stop within 15 cycles Both of these problems can occur if there is an oscillation in the tension while in Manual Mode that is too large compared to the disturbance induced by Auto Tune This can often
8. 222 W Memorial Road Oklahoma City OK 73114 International Phone 1 800 624 7697 Fax 405 755 8425 S www magpowr com E mail magpowr magpowr com MAGPOWR H INSTRUCTION MANUAL CYGNUS DIGITAL TENSION READOUT AND CONTROL CYGNUS E MAGPOWR IE CYGNUS DIN All of the information herein is the exclusive proprietary property of Maxcess International and is disclosed with the understanding that it will be retained in confidence and will neither be duplicated nor copied in whole or in part nor be used for any purpose other than for which disclosed Copyright 2004 all rights reserved Periodically there will be updates to this manual The latest version is available at www magpowr com or by calling 1 800 MAGPOWR 624 7697 850A295 1 03 09 Rev F CYGNUS BASIC SET UP This page provides a summary of the basic set up and calibration of the CYGNUS control Additional features and options of the CYGNUS control are described later in this manual 1 The connections that are required for the basic CYNGUS system are the following see sections 2 0 and 3 0 for specific wiring requirements e 1150r 230 VAC power TB2 1 and TB2 2 e One or two load cells TB6 1 through TB6 4 see section 6 3 e RUN STOP using the CYGNUS internal logic supply between TB3 1 and TB3 2 this is typically accomplished by using a switch between these terminals e E STOP jumper between TB3 2 and TB3 3 e Analog control output to clutch o
9. L L General Navigation Cv o WEB TENSION CONTROL Home Key will always take you directly back to the Home Screen Screen prompts that stretch across entire display can be accessed by pressing the button on either side WEB TENSION CONTROL 6 0 SYSTEM SET UP 6 1 HARDWARE CONFIGURATION 6 1 1 RUN STOP Connect TB3 1 to TB3 2 to initiate the stopping function During STOP TIME the CYGNUS continues to control tension as a closed loop system but INERTIA COMP and STOP MULTIPLIER are also activated See Figure 5 to use active logic inputs 5 or 24 vdc 6 1 2 E STOP E STOP IS AN AUXILIARY FUNCTION NOT INTENDED TO PROVIDE CATEGORY 1 SAFETY PROTECTION Open the connection between TB3 3 and TB3 2 to initiate E STOP On unwinds the output goes to 100 on On all other systems the output goes to zero See Figure 5 to use active logic inputs 5 or 24 vac 6 2 SOFTWARE CONFIGURATION 6 2 1 CHANGE DISPLAY SETTINGS OPTIONAL Home Screen C venus En EN EE WEB TENSION CONTROL MAGPOWR wT amp vcNus Adjusts numeric data update rate Adjusts bar graph data update rate Adjusts screen L contrast for TE different lighting conditions EN WEB TENSION CONTROL K2 O E WEB TENSION CONTROL NOTE Default values work well in most applications 6 2 2 I O CONFIGURATION Home Screen MAGPOWR MAGPOWR H oras ampary H es TU Compasy CIO WEB TENSION CONTROL WEB TENSION CONT
10. See also RUN STOP INPUT SPLICE INPUT and TENSION ON OFF MODE Digital out alarm tension on off state Select to enter digital output configuration screen See also DIGITAL OUTPUT MODE TENSION ALARM DELAY Digital output mode Toggle to set alarm output levels Display Select to enter display calibration options digital display updates Default value is 1 0 sec Disturb level _ Enter a value for the disturbance level to be used during AUTO TUNE default is 1096 The disturbance level is a percentage of the present MANUAL LEVEL See also AUTO TUNE START STOP Dynamic Parameters Select to enter tuning parameter screens E Stop Display indicates the present mode of operation is emergency stop This mode is triggered when TB3 3 and TB3 2 are opened Output goes immediately to 10096 for UNWIND mode and 096 for all other modes Terminals TB3 2 and TB3 3 must be closed and the connection for TB3 1 and TB3 2 must be toggled to cancel E Stop mode Enter security code to lock Enter the four digit code desired to limit access to CYGNUS settings See also SECURED and UNSECURED Error lim___ Enter a value for the error limit between 10 and 100 The error limit aids the tuning process by setting a boundary for the actual tension error that CYGNUS will recognize during control corrections Smaller values for the error limit will lengthen the amount of time necessary for CYGNUS to correct large tension transients See also PRESS UN
11. diameter input Home Screen MAGPOWR MAGPOWR T venus H os da TU Compar EE WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR Requires Diameter and N Velocity Calibration Select when Accel Comp option is used Select when Inertia Comp option is used during stopping Requires Diameter Calibration NOTE Accel Comp can be used for both acceleration and 4 5 s K deceleration WEB TENSION CONTROL c e iem GNUS Enter calibration roll weight Enter Core Inertia Enter calibration roll diameter Enter Core Diameter Enter time it will take to decelerate from max velocity Enter calibration roll width Enter maximum velocity Go to calibrate Diameter Calibration must be done before inertia Comp is used Enter the rate of acceleration deceleration required to activate the accel decal feature Enter time it will take to accelerate to max velocity INERTIA COMP ACCEL DECEL COMP Velocity sensor and calibration always required DC Voltage Diameter Sensor DC Voltage Diameter Sensor Better Calculated Diameter Calculated Diameter RPM and Velocity inputs required Calibration of RPM input also required RPM calibration required both required Estimated Diameter Estimated Diameter 25 8 4 HOLD LEVEL CONTROL OPTIONAL Hold Level is used to keep tension in the web after a machine is run through a controlled stop and is at rest This level
12. 4 for calibration of diameter input devices 24 8 5 GAIN SCHEDULING OPTIONAL NOTE This function requires diameter input and is typically used with large roll builds It allows one set dynamic tuning parameters at core and a different set at full roll As the roll changes diameter the control interpolates all of the parameters to maintain optimized tuning through the entire roll MAGPOWR MAGPOWR Mf nta LE WEB TENSION CONTROL MAGPOWR H cens lrer Compary Diameter sensor type must be selected and calibrated see Section 6 4 By one of these methods you must tune at full roll and core See Section 7 3 After tuning at each roll size you must follow these E WEB TENSION CONTROL screens to store WEB TENSION CONTROL each value MAGPOWR H oras tey Selecting yes will activate Gain Scheduling Once you have Auto Tuned at core and chosen your design type ie P PI PID the parameters may be stored by pressing this key Once you have tuned at full roll store the values by pressing this key If you find you have chosen too aggressive of a design PID vs Pl you can recover previous tuning Parameters without Auto Tuning again MAGPOWR imm Values will automatically be set if Auto Tune was used All tuning parameters can be accessed and edited CIO WEB TENSION CONTROL 25 8 6 OUT OF ROUND ROLL COMPENSATION OPTIONAL CYGNUS has the unique abil
13. SetJP1 onthe power amplifier for the desired output current range to match the specific clutch or brake model to be controlled 3 Connect 24 vdc or 24 vac input as instructed in the PS 24 instruction manual 4 Connect the CYGNUS E 0 to 10 vdc control output TB1 1 and 2 to the PS 24 control signal input terminals 25 and 26 as instructed in the PS 24 instruction manual 5 Connect the PS 24 24 vdc output terminals 4 and 5 to clutch or brake to be controlled as instructed in the PS 24 instruction manual 6 Mount Power Amplifier per Figure 8 using the DIN Rail provided inside the CYGNUS E 7 Re secure door 5 0 KEYPAD NAVIGATION Ten Tactile Feedback smart keys that change Home Screen Digital functions as you navigate through different screens Function of each key corresponds to the displayed item next to it Enter key is used to enter selected numeric data Back space key clears the last entry Tension Setpoint Input Repeated pushing will take you back to Press Setpoint key to reach this screen Home Screen one step at a time Numeric values are input using keys next to corresponding number Example shown would input a 1 in the Edit Setpoint screen peni nt reod Decimal point Home Screen Analog Hidden key feature allows operator to change from duad analog to digital display by depressing any of the top four keys when at the Home screen Press again to return to digital home screen ES L LJ
14. TB5 3 iko Tension TB4 1 TB42 E TB5 1 or TB5 3 Ground TB4 3 TB4 6 TB5 2 or TB5 4 WIRING DIAGRAMS FOR REMOTE TENSION SETPOINT Figure 6 45 vdc 10 vdc External Power Supply Power External Power Supply Bower Supply EN Supply OR 2000 35 vdc T e C S SS Tensi on Sensor P Lo EN er Setu p 10 Shield TS 2000 Pu l Em B Shield 2000 Setup T to t o Select 2000 Su SEND s e 2000 a d TB5 1 or TB5 3 2000 o Setup 5 vdc 2000 _ TB4 3 TB4 6 T 3 o Select TB4 1 TB4 2 T PF um or TB5 2 or TB5 4 us o S TB5 1 or TB5 3 9000 e iud P Setup 1 2000 TB4 3 TB4 6 2000 oe TB5 2 or TB5 4 US 00 uc PENR 2000 Ground Ground WIRING DIAGRAMS FOR REMOTE SETUP SELECT Figure 7 Input Voltage Setup Number 040 25 140 25 210 25 3 10 25 4 0 25 5 0 25 6 0 25 740 25 8 0 25 9 0 25 OONOOFRWDNDN 0 VOLTAGE TABLE FOR REMOTE SETUP SELECT Table 2 gs Ld gu ha aleelolo lolo _ Ioooooool P Y h SS INPUT 1 N i N VA 1 YGNUS TA IB T P SN MODEL NE S L sd LS SERIAL 8 EE d 2 PU i aS ae IND prd 5 280 VAC 0 20 AMP j Sop So MAX AME 505 J 18 VDC MAX 20 mA MAX HE TH ppc EDS 8 we N a d
15. a complete stop When this time has expired CYGNUS will automatically proceed into HOLD mode Select to enter the present tuning parameters as the corresponding core or full roll values to be used during GAIN SCHEDULING If AUTO TUNED the tuning measurements will also be stored Select to enter the system type menu From here you may select either UNWIND REWIND or one of the four point to point system configurations See also Figure 1 Select to enter taper options screen You may enter the taper percent full roll and core diameters Without a separate diameter sensor CYGNUS will make an estimation of the current diameter of the roll based upon the numbers entered here see also TAPER 96 When REWIND type is selected you may enter a value here that will taper off the output as the roll progresses from core to full This feature is useful for reducing the inward forces that develop in rolls with a large differential between core and full diameters If you are experiencing crushed cores telescoping or starring rolls try increasing taper in steps until you reach a value that works well for your process see also TAPER DIAMETER Toggle to activate the web break detection feature See also DIGITAL OUTPUT MODE TENSION ALARM LEVEL and TENSION ALARM DELAY Enter a value to set an amount of time the actual tension must remain below the TENSION ALARM LEVEL 96 before the web break alarm is activated See also TENSION ALARM
16. be corrected by either of the following 1 Decrease the magnitude of the oscillation that is present while in manual mode Note that since we are in Manual Mode during Auto Tune we are talking about an oscillation that is being caused by the users process not by the Cygnus Such oscillations could be caused by out of round rolls failed bearings etc The magnitude of such oscillations can often be reduced by running at slower speed while Auto Tuning 2 Increase the Disturbance Level Percentage used by Auto Tune This level can be edited on the Auto Tune menu Home gt gt More gt gt Calibrate gt gt Calibrate Dynamics gt gt Auto Tune Menu When Auto Tune is started the output will switch around the Manual Percentage by this amount in order to introduce an intentional disturbance in the tension The user should be careful not to increase the Disturbance Level so much that damage will occur Note that the Disturbance Level Percentage is a percentage of the Manual Level e g if Manual Level 30 and the Disturbance Level 10 then the output will switch between 27 and 33 If neither of these is successful Optimize Manually may be used 36 9 4 LOAD CELL DIAGNOSTICS The CYGNUS features diagnostic tools for load cells The values displayed in the Diagnose Load Cell screens may aid in diagnostics Refer to Table 1 for possible faults Home Screen c iz GNUS K3 Gc WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION C
17. is adjustable from 0 to 10096 of maximum output and should be set just high enough to prevent roll rotation while stopped but not higher than necessary since this value may have a momentary effect on tension at start Hold level can be configured as a fixed value to change with output to change with tension setpoint to change with diameter or to change with tension and diameter Home Screen MAGPOWR H oes Al T7 Compwry MAGPOWR Andar if erasa ZH Company venus Kat Ea WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR BI ra icm Enter Hold Level as a percent of output Used only when hold level changes with output is selected Set to 1 0 otherwise See below H es Company ES Kea WEB TENSION CONTROL WEB TENSION CONTROL Cyanus MAGPOWR A Maci if eran Conpary Select Hold Level option 3 0 ea WEB TENSION CONTROL Hold Level will go to output When selected Hold Level selected when machine experiences will be the last running a controlled stop output multiplied by the Hold Multiplier Hold Level will be scaled to change with changes in tension set point NOTE Requires Diameter Calibration Hold Level will change as diameter changes NOTE Requires diameter calibration Hold Level will change with both tension and diameter Any change in tension diameter or Hold Level will rescale Hold Output WEB TENSION CONTROL See Section 6
18. output according to the present diameter of the roll This feature provides accurate hold levels that compensate for the changing weight of an unwinding roll and requires the DIAMETER SENSOR TYPE to be properly configured Hold level changes with diameter tension Toggle to use both HOLD LEVEL CHANGES WITH TENSION and HOLD LEVEL CHANGES WITH DIAMETER Hold level changes with none Toggle to set output during HOLD mode using the HOLD LEVEL parameter Hold level changes with output Toggle to set output during HOLD mode by multiplying the HOLD MULT with the last output before the STOP signal was received This will compensate for the changing weight of an unwinding roll without requiring a diameter input Hold level changes with tension Toggle to change the HOLD LEVEL output by a scaled amount identical to changes made in the TENSION SETPOINT This feature accommodates changing hold level requirements for different tension setpoints Hold mult Enter a value to manipulate the control output in HOLD mode when the HOLD LEVEL CHANGES WITH OUTPUT option is selected Selecting this returns you to the home screen only Toggle to design a control loop with INTEGRATOR only If stable and the above optimization has been Display prompts the operator to perform manual done optimization while the roll is near core If stable optimize first at full roll Display prompts the operator to perform manual optimization while the roll is full
19. protective separation All wiring outside either of the CYGNUS enclosures should comply with the essential requirements of the appropriate local standard s and is the responsibility of the installer If using a magnetic particle clutch or brake see Figure 8 to install the Model PS 90 or PS 24 Power Amplifiers inside the CYGNUS E enclosure AN WARNING DISCONNECT MAINS BEFORE OPENING ENCLOSURE MAINTENANCE The only maintenance that may be required on CYGNUS is fuse replacement Replacement of any fuse requires opening the enclosure which circumvents the enclosure IP rating To replace a fuse On Model CYGNUS DIN On Model CYGNUS E 1 Disconnect the supply mains 1 Disconnect the supply mains 2 Remove the four screws on the rear of 2 Open the door of the CYGNUS E by loosening the CYGNUS which retain the top cover the two retaining screws Remove the four screws on the rear of the CYGNUS which retain the cover Remove the cover Remove and replace the blown fuse Re install cover Close the door and re tighten the two retaining screws Reconnect supply mains Remove the cover Remove and replace the blown fuse Re install cover Reconnect supply mains MONRO CONDOR ww 2 ELECTRICAL CONNECTIONS Figure 3 shows the connections that are required for the basic CYGNUS system They are 115 or 230 vac power One or two MAGPOWR load cells RUN STOP using the CYGNUS internal logic supply OUTPUT to cl
20. running tension for wiring load cell Ka 2 Kk WEB TENSION CONTROL MAGPOWR A Maci if ier T Compwry Instruction to unload roll This is the calibration Confirm Value weight that will be used to calibrate the the load cells Press Precision Calibration to continue Confirm Value Instruction to apply calibration weight Next to complete calibration WEB TENSION CONTROL 11 6 3 2 WEIGHTLESS CALIBRATION This is a quick method of calibrating load cells without the need of hanging weights to simulate tension For tension critical applications use the Precision Calibration method NOTE Repeatability and sensor performance will not be affected Home Screen MAGPOWR Mf oras Ka E E WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR s MAGPOWR if wer amps Lii WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR Confirm n system type See Figure 1 p Enter web wrap angle NOTE Refer to load cell instruction Ls manual or WEB TENSION CONTROL Designer s Notebook for explanation of wrap angle Enter combined load cell rating If two load cells are used that is the sum of the rating Confirm maximum tension typically twice setpoint Confirm wrap angle Confirm combined load cell rating Confirm load cell type See Figure 4 for correct load cell wiring Next to complete calibration WEB TENSION CONTROL 12 6
21. 20 ma 10v 10v Toggle the control output mode Verify which is correct by checking the specifications for the device that the CYGNUS control output is connected to Isolated out use Toggle to select which output torque or 1 D is isolated For more information on 1 D see also Section 8 9 Language Toggle preferred language to view all screens in English French German Spanish or Italian Larger roll calibration Select to enter diameter sensor calibration for the larger diameter of a two point calibration Length amp velocity units Toggle preferred units for display of diameters lengths and speeds Load Cell rating Enter a value corresponding to the total load rating of all load cells present at the sensing roll Load cell type Magpowr 500mv 5v Toggle the type of load cell input to be used Magpowr load cells feature a 0 21 mvdc signal See Figure 4 for wiring diagrams CYGNUS will also accept tension inputs of either 0 5 vdc or a 0 500mvac signal check the specifications of your equipment for the proper selection Manual Display indicates the present mode of operation is under manual control see also MANUAL Manual 96 When MANUAL mode is selected the CYGNUS control output is determined solely by the value entered here representing a percentage of total output possible Manually adjust error limit Enter a value of 10 to 100 for the ERROR LIMIT Max Ten Enter a value to set the upper limit of the tensio
22. 4 OPTIONAL INPUT DEVICE CALIBRATION 6 4 1 WEB VELOCITY CALIBRATION Machine must be running Web velocity input is an option You only need to calibrate web velocity if you are using a velocity sensor Configure I O must be configured to accept the appropriate signal before proceeding Home Screen MAGPOWR nus Do this first C Ed EN ES WEB TENSION CONTROL pl P S MAGPOWR A Maece if eras TT Compery C venus Toggle to select appropriate sensor type EEE WEB TENSION CONTROL Back space two times to return to Calibrate and follow Calibrate steps cv o Cv ad a GNUS Enter current mum GNUS d After calibration actual web velocity velocity will be displayed Press to calibrate After calibration actual signal from velocity sensor will be displayed in EE either voltage or pulse depending on the type selected Ka 2 S WEB TENSION CONTROL 13 6 4 2 RPM CALIBRATION Machine must be running If using an optional RPM sensor you must calibrate the output of the sensor so the CYGNUS can recognize actual RPM Home Screen MAGPOWR af WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL Press Home after calibration is complete Enter current Rewind RPM MAGPO VR vcn US MAGPOWR Actual RPM will be displayed after calibrating Press to calibrate WEB TENSION CONTROL ENSION CONTROL After calibration ac
23. Inertia comp Select to enter Inertia compensation options Inertia compensation allows CYGNUS to account for the different characteristics of roll behavior with the weight of a full roll versus the weight of the roll at core to provide improved tension control while accelerating and stopping Integrator sec Enter a value for the integrator time which is the amount of time elapsed between control corrections A value that is too high will make the system less responsive to tension errors while a value that is too low will make the system quick but unstable Factory default setting is 2 seconds Is accel comp used Toggle YES or NO to activate the acceleration compensation feature This feature uses the parameters CORE WK2 ROLL WGT CORE DIA ROLLDIA WIDTH VELOCITY and THRESHOLD to adjust the control loop to provide improved tension control during the special conditions of acceleration and deceleration A velocity sensor is required 44 Is inertia comp used Toggle YES or NO to activate the inertia compensation feature This feature uses the operator entered values for CORE WK2 ROLL WGT CORE DIA ROLLDIA DECEL TIME SEC and ACCEL TIME SECto adjust the applied stopping torque to fit the changing requirements of a roll as its weight decreases during the unwind operation The effect is improved control of tension during stops throughout the unwind process Diameter must be calibrated Isolated out modes 4
24. NUS is capable of controlling web tension in unwind rewind or point to point applications in any web press 2 INSTALLATION INSTALLATION Model CYGNUS E is intended for mounting on any flat vertical surface capable of supporting it See Figure 9 for dimensions The CYGNUS E meets the environmental and mechanical requirements of EN50178 CYGNUS E exceeds the environmental degree of protection requirement with an IP65 rating If the IP65 rating is required in the final installation sealing type cable grips should be used for cable entry Four mounting holes are provided for attachment of the CYGNUS E to the mounting surface The means of attachment should comply with the essential requirements of the appropriate standard s and is the responsibility of the installer Model CYGNUS DIN is intended for installation through a DIN panel opening in a customer panel or enclosure The panel itself must provide sufficient strength to support the weight of the CYGNUS DIN as well as insure the integrity of the environmental seal The CYGNUS DIN maintains a degree of protection of IP65 over its front panel It also meets the environmental and mechanical requirements of EN50178 The CYGNUS DIN mounting clips found on both sides of the enclosure behind the front panel will accommodate panel thickness of 0 06 inches 1 5 mm to 0 25 in 6 9 mm Wiring to and from the enclosure must be done with double or reinforced insulation or protective screening which provides
25. ONTROL vcnus x if veras Compre y Hefer to Table 1 for faults L z Y SES E WEB TENSION CONTROL WEB TENSION CONTROL oT TABLE 1 LOAD CELL DIAGNOSTICS 21 mv Load Cells All voltages without a code that are not in the Normal Range are unspecified faults Normal Range is 0 00 vdc 0 25 vdc TB6 2 S 5 000 1 667 1 000 0 000 1 000 1 667 2 500 5 000 TB 8 5 pj 500 XJ 0 A DD jp 467 J M 8GB NER C 21 mv Load Cells Could be either load cell or cable Probable Fault TB6 4 P open TB6 3 P open TB6 4 P to TB6 2 S leg open TB6 4 P to TB6 1 S leg open TB6 3 P to TB6 2 S leg open TB6 3 P to TB6 1 S leg open TB6 4 P and TB6 2 S reversed or TB6 3 P and TB6 1 S reversed TB6 4 P and TB6 1 S reversed or TB6 3 P and TB6 2 S reversed P is wired to Ground Should be wired to TB6 3 D P 21 mv Load Cells Could be either load cell or cable Probable Fault 4 UJ S JI 4 U U open open to TB6 2 S leg open to TB6 1 S leg open to TB6 2 S leg open to TB6 1 S leg open and TB6 2 S4 reversed or TB6 3 P and TB6 1 S reversed and TB6 1 S reversed or TB6 3 P and TB6 2 S reversed Voltage one either 500 mv Load Cell TB6 1 S or TB6 2 S Probable Fault WP oe B6 4 B6 4 B6 3 B6 3 TB6 4 TB6 4 4
26. ROL WEB TENSION CONTROL MAGPOWR Anda if eras Compwy Select logic type ele WEB TENSION CONTROL Logic can be active either high or low Select desired input WEB TENSION CONTROL Toggle activates keypad Level requires logic input MAGPOWR The CYGNUS m has two control outputs One is isolated one is non isolated C venus A fd wer rex K igoeran Canpary Select optional sensor type s Check lt Select desired requirements to E isolated control output select if using a power appropriate 5 amplifier select 10 output type WEB TENSION CONTROL vdc WEB TENSION CONTROL Torque is the normal control output For 1 Diameter and Velocity Diameter outputs see section 8 9 9 6 2 3 REMOTE TENSION SET POINT SET UP SELECT OPTIONAL This option allows both the desired tension and the setup number to be set by an external input The desired tension input can be either a 0 to 10 vdc analog signal or a remote potentiometer The analog setup number select input and can be either a 0 to 10 vdc signal or a remote potentiometer Home Screen MAGPOWR if ios fair ampety C venus ua um TT G G WEB TENSION CONTROL WEB TENSION CONTROL K3 E93 ES WEB TEMSIOM CONTROL WEB TENSION CONTROL NOTES 1 There are 4 assignable inputs TB4 2 TB4 2 TB5 1 and TB5 3 on the CYGNUS and 5 possible inputs If you are using Remote Setup Select
27. Select Maximum output current of alarm signal Typically 5 madc for 5 vdc logic and 100 madc for 24 vdc logic Set whether Alarm is used Enter of tension setpoint At which alarm actuates Below 100 for low tension Above 100 for high tension Set time delay before alarm activates Default is 0 seconds WEB TENSION CONTROL 27 8 8 SPLICE FEATURES OPTIONAL The CYGNUS contains helpful splice tools that control output during a splice and can reduce the tension transients typically experienced during a splice MAGPOWR MAGPOWR H oes al Compwy WEB TENSION CONTROL Typically input the inverse of the build ratio WEB TENSION CONTROL full roll dia core dia For Unwind Use ua core dia full roll For Rewind Use Selecting yes will take the last running output and multiply by the splice multiplier value WEB TENSION CONTROL The operator wil be prompted to enter the new roll diameter 28 WEB TENSION CONTROL MAGPOWR Ana if erasa Compwry Cyanus e le WEB TENSION CONTROL If the new roll feature is used each time the tension is turned off this screen will appear Select YES if you are starting a new roll Ed E ERES WEB TENSION CONTROL 8 9 INVERSE DIAMETER OUTPUT AND REWIND OVERSPEED OUTPUT OPTIONAL The inverse diameter output and velocity divided by diameter output function is used to slow the motor drive input RPM
28. TIL STABLE and MANUALLY ADJUST ERROR LIMIT Fieldbus Select to enter Fieldbus configuration screen This is necessary only if your CYGNUS is equipped with the optional Fieldbus communication card and you wish to use its serial communication capabilities Full roll diameter Enter a value in the units specified for the diameter of your roll when it is full Gain scheduling Select to access the gain scheduling options Gain scheduling allows the operator to specify different tuning parameters from full roll to core based upon the changing inertia of a roll This feature requires a diameter sensor See also USE GAIN SCHEDULING Gain scheduling parameters Select to access the gain scheduling parameters The operator must store tuning parameters for full roll and core CYGNUS will then create the values for all points in between See also USE GAIN SCHEDULING STORE VALUES and RECOVER VALUES Hold Display indicates the present mode of operation is machine stopped this is activated when TB3 1 and TB3 2 are closed and the STOP TIME expires See also HOLD LEVEL 96 HOLD MULT and HOLD LEVEL CHANGES WITH Hold and Splice features Select to access the menu of HOLD and SPLICE features 43 Hold level___ Enter a value from 0 100 that will dictate the control output while CYGNUS is in HOLD mode The tension display will function normally during this time Hold level changes with diameter Toggle to change the HOLD LEVEL
29. Values greater than 10096 are given a high tension alarm 49 Tension alarm level 96 Enter a value to determine when CYGNUS will send a signal through TB3 4 amp TB3 5 to indicate that a web break has occurred The value entered represents a percentage of deviation below the tension SETPOINT See also TENSION ALARM A VALUE GREATER THAN 100 will provide a HIGH TENSION ALARM Tension decreases clutch or motor For point to point applications using a clutch or motor and drive select 5 if the controlled device is located upstream from the sensor placement or 0 if itis downstream from the sensor placement See also Figure 1 Tension increases brake or regen drive For point to point applications using a brake or regenerative drive select 3 if the braking device is located upstream from the sensor placement or 8 if itis downstream from the sensor placement See also Figure 1 Tension on off Toggles the output between 096 for OFF and under the control of all other modes for ON When TOGGLE selected TB4 7 also toggles Tension on off mode Toggle to indicate if TENSION ON OFF will be triggered from keypad toggle or TB4 7 level Tension units Toggle preferred tension measurement units This will be applied to any displays related to tension measurements Threshold 96 Enter a value for the acceleration threshold This parameter determines a minimum amount of change in web velocity before the ACCELeration COMPen
30. Z LU LU as L BLACK D 3 Dong S WHITE AB P RED m S Two Half Bridge 500mv Load Cells One Half Bridge 500mv Load Cell TB5 TB6 NA ao 2 3 4 oligo S Precision Bridge Completion Resistors Contact Load Cell Manufacturer for Values 5 Volt DC Tension Signal TB5 TB6 LOAD CELL WIRING DETAIL Figure 4 55 OPEN FOR RUN gora TB3 1 OPEN FOR E STOP gute RUN STOP 183 3 E STOP CLOSE FOR B4 7 Choose Active Low and appropriate Volts CLOSE DURING SPLICE TB4 8 aX gt PLICE T E TENSION OFF p TENSION ON OFE K 5 vdc or 24 vdc pa B3 2 5 or 24 vde TB3 1 RUN STOP T OPEN FOR E STOP pb STOP OPEN FOR RUN TB4 7 CLOSE FOR TENSION OFF CLOSE DURING SPLICE WIRING DIAGRAM FOR USE OF DIGITAL INPUTS Figure 5 56 TENSION ON OFF gt Choose Active High and appropriate Volts p 5 vdc or 24 vdc 10 vdc External Power Supply Power Shield Supply OR Analog Ground TB4 3 TB4 6 Shield Ground Desired TB5 2 or TB5 4 5 vdc S Q Analog Output Tension TB4 1 TB4 2 Tension 0 to 10 vdc Setup TB5 1 or TB5 3 Sensor P TB6 4 Analog Output Select TB4 1 TB4 2 Desired 5 vdc 0 to 10 vdc TB5 1 or
31. ameter helps to prevent overshooting of the setpoint while tension deviations are corrected decreasing this value can improve stability Design using auto tune parameters Select to enter control design method configuration by choosing PI PID or only The design can be changed without re tuning Diagnose Load Cell Select to enter load cell diagnosis screen Diameter Select to enter calibration of an external diameter sensor Diameter sensor input must be active see also CONFIGURE I O Diameter sensor type Toggle to activate diameter sensing capabilities Select Voltage if your diameter sensor provides a 0 to 10 vdc output Select Estimated to allow the CYGNUS to estimate the present diameter based upon the parameters you provide see also CALIBRATE INERTIA ACCEL COMP Select Velocity RPM if you have velocity and RPM sensors present for the same roll Select NONE if diameter will be set by a fieldbus Diameter Vel RPM sensor types Select to enter analog input screen This is where you will configure velocity RPM and diameter sensor inputs for use Digital in run stop e stop splice Select to enter digital input configuration screen See also DIGITAL INPUT VOLTS DIGITAL INPUT MODE ACTIVE RUN STOP INPUT SPLICE INPUT and TENSION ON OFF MODE Digital input mode active Toggle to select high active or low active as appropriate Digital input volts Toggle to select the input voltage for digital control inputs
32. ble system This is done automatically when using Quick Stabilize while Gain Scheduling is active Quick Stabilize is available at Home gt gt More gt gt Program gt gt Quick Stabilize 9 6 GAIN SCHEDULING THEORY Note that a properly calibrated diameter sensor is needed for gain scheduling When Gain Scheduling is active stability and tuning are affected by Overall Gain Error Limit Present Diameter Proportional Gain at Core Integrator Time at Core Derivative Time at Core Core Diameter Proportional Gain at Full Roll Integrator Time at Full Roll Derivative Time at Full Roll Full Roll Diameter The current active dynamic tuning parameters PID are interpolated between the core PID values and the full roll PID values using the present diameter as read by the diameter sensor The core and full roll PID values can be edited directly at Home gt gt More gt gt Program gt gt Calibrate gt gt Dynamic Parameters gt gt Gain Sched Parameters Or at Home gt gt More gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Gain Scheduling gt gt Parameters The PID values at core and at full roll can also be generated using Auto tuning or using Manual Optimization See appropriate section in this manual Whatever method is used a valid set of PID parameters must be generated at core and another valid set of PID parameters must be generated at full roll 39 After the valid set of PID parameters are generated the
33. e Auto Tune success and you will automatically be taken to the design method screen If Auto Tune is not successful the Disturbance Level may be too low Try Enter disturbance level increasing it and repeat the procedure This is a forced disturbance that is a percentage of manual level used to tune the A idc system Enter manual output level before tuning 19 7 4 DIRECT PARAMETER ACCESS TUNING OPTIONAL Tuning parameters can easily be directly accessed for re entry of data Home Screen venus A fd wer eem if eras Compwry K3 89 EE WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL Cyanus at eno E nter EE di V al ue Mt eno Enter D value Enter P value Enter error limit KE ES WEB TENSION CONTROL WEB TENSION CONTROL Direct access to tuning parameters is intended for easy input of previously recorded values generated by Auto Tuning or Manual Optimization For control Engineers who may wish to calculate their own values the equation is Overall Gain P sb ERROR 20 8 0 OPTIONAL FUNCTIONS 8 1 CHANGING UNITS OF MEASURE OR LANGUAGE Home Screen WEB TENSION CONTROL K3 3 E WEB TENSION CONTROL B TENSION CONTROL Select language Select units NOTE Conversion of existing units is automatically made No re calibration is required WEB TENSIONYCONTROL Select units 2 8 2 TAPER TENSION OPTIONAL Taper Tension is the red
34. e at full roll and core and interpolating the values for every diameter point in between Velocity sensor type Toggle to activate an external velocity sensor Check the specifications for the sensor to determine if its output is pulse or voltage type Velocity Enter a value for the steady state line speed of your machine Voltage between TB6 1 amp 2 Display of the voltage present corresponding to the load cell signal input This is useful for evaluating the performance of load cells by comparing actual vs expected return signal for a given applied force Voltage on TB6 1 Display of the voltage present corresponding to the load cell signal input This is useful for evaluating the performance of load cells by comparing actual vs expected return signal for a given applied force Voltage on TB6 2 Display of the voltage present corresponding to the load cell signal input This is useful for evaluating the performance of load cells by comparing actual vs expected return signal for a given applied force Sensor Voltage Display of actual voltage present at the sensor input terminal Web Velocity Select to enter calibration of an external web speed sensor Web speed sensor input must be active see also CONFIGURE I O Web Width _ Select to edit the current web width for use in tension setpoint calculation when TENSION UNITS of PLI kg cm gm mm oz in or N cm are selected Also used for changing INERTIA values Weightless calibratio
35. e because Digital Input to Manual mode in order to be able Not Allowed Security Code Mode was selected High to change the Digital Input Mode at Set or Not Stopped or Not In but E Stop was wire active Manual even though this does low or the other way Home gt gt More gt gt Program gt gt not seem to be true around Configure l O gt gt Digital In Message Gain Scheduling Gain Scheduling See Section 8 5 was not successful configured incorrectly Message Out of Round Roll Quick Stabilize always See Sections 7 1 and 9 2 compensation has been turned turns off Out of Round Roll off compensation as a first step in regaining stability From the screen that gave the Message Voltages do not Incorrect load cell message press Read Voltages match this load cell type connections and consult Table for diagnostics This message appears on Home gt gt More gt gt Program gt gt Calibrate gt gt Basic gt gt Diagnose Sensor Wrong load cell type Navigate to selected Home gt gt More gt gt Program gt gt Calibrate gt gt Basic And toggle Load Cell Type Not successful during Auto Make sure that the tension tune has been properly calibrated Auto tune will not be successful if web is not moving or tension is not being measured 33 Not successful when attempting to design using Auto tune parameters This message occurs when the Auto tune has not been completed successfully
36. ent Devise Types Worst Case Fault Current Inputs Load cell Diameter Velocity RPM Auxiliary Input E Stop Run Stop Tension Off Format Splice Outputs Torque Inverse Diameter Low Tension Tension status Tension Reference MAXCESS INTERNATIONAL COMPANIES CYGNUS Specifications 115 or 230 volts rms 10 24 VA 50 or 60 cycles per second sinusoidal 1 6 amp Littelfuse Part No 21601 6 or Wickmann Part No 19194 053 FS IP65 IEC529 IP20 IEC529 IP65 IEC529 3K3 EN60721 0 C to 50 C 0 C to 40 C 30 C to 80 C 5 to 85 2 IEC664 1 0 to 2000 m A or B IEC755 1 6 amp 2 1 millivolts volt using 5 and 5 VDC 10 VDC across one 350 ohm sensor or two 350 ohm sensors in parallel Or 100 millivolts volt using 5 volts across one 120 ohm full bridge Or 0 to 45 VDC analog 0 to 10 VDC analog O to 10 volts analog or 0 01 to 50 000 pulses per second 5 VDC or 24 VDC logic 0 to 10 VDC 1 mADC maximum switch closure or 5 VDC or 24 VDC logic 8 mADC maximum switch closure or 5 VDC or 24 VDC logic 8 mADC maximum switch closure or 5 VDC or 24 VDC logic 8 mADC maximum switch closure or 5 VDC or 24 VDC logic 8 mADC maximum switch closure or 5 VDC or 24 VDC logic 8 mADC maximum 0 to 10 VDC 1 mADC maximum 4 to 20 mADC 500 ohms maximum 10 to 10 VDC 1 mADC maximum 0 to 10 VDC 1 mADC maximum dc solid state relays 100 mADC 30 VDC maximum or TTL levels dc solid
37. g REWIND mode This will help reduce the pressures that build in rolls as consecutive layers are wound and can reduce or eliminate the unwanted effects such as crushed cores starring and telescoping rolls Perform calibrate Select to continue with tension sensor calibration Follow the on screen prompts for the subsequent steps See also Section 6 3 Toggle to utilize a control loop with PROPORTIONAL GAIN and INTEGRATOR Manual tuning only Toggle to utilize a control loop with PROPORTIONAL GAIN INTEGRATOR and DERIVATIVE Manual tuning only Precision calibration Select to enter load cell precision calibration procedure This will require use of weights and a temporary web that mimics the normal web path around the sensing roll This is recommended as the most accurate method of load cell calibration oee also Section 6 3 Press here to calibrate diameter Select 4 or 9 to match the ACTUAL READING with CALIBRATE SETPOINT Press here to calibrate RPM Select 4 or 9 to match the ACTUAL READING RPM with CALIBRATE SETPOINT RPM Press here to calibrate velocity Select 4 or 9 to match the ACTUAL READING with CALIBRATE SETPOINT Press until stable decrease error lim Press either 3 or 8 to decrease the ERROR LIMIT incrementally until the web tension becomes stable Watch the ACTUAL TENSION display above as you adjust the ERROR LIMIT Program Select to enter programming screens Prop gain Enter a value for the proportional gain Th
38. ing optional Sa tm a Rudectac qut sita oni tnss dresden Roi ait 25 Out of Round Roll Optional i 26 Alarmas OPIO al EM M NM datada 27 Splice Features OplIOnal sd do en a et ed en a 28 Inverse Diameter Output and Rewind Overspeed Output optional 29 Gommunicati n Optional si os 30 A A EE acca hee eet cee eee cee toe 31 Changing From One Set Up to Another sd em en de Na T 31 Sale Set Ue Ecc 31 DECUMILY LOCK OUl M a a a a aa s 32 Troubleshooting ee 33 Troubleshooting Out of Round Roll Compensation pp 35 Out ol Seite Sele c e enl uc at etos osos eet euet etc doi needs atus 35 ALLO UNS DiAgNOS UCS en dc 36 Load Cell Diagnosi Seien e m 37 Gain Scheduling DiaGnOStiCS pati dl ii na 39 Gain Scheduling TACORY aii 39 Auto Tuneand GainSchedulng tia a ia 40 Alphabetical List of Screen Definitions pp 40 Load Cell Diagnostics 4 38 Voltage Table for Remote Set Up Select pp 57 VSEM TYPE SS od ee ieee deity Mews caancoas 52 Field BUS Gard Installati n isaac 53 Cygnus Wiring Diada aiii 54 Eere R MTM EIL TE 55 Digital Inputs Wiring Diagrami eb a a nd a a a a a 56 Wiring Diagram for Use of Remote Setup Select pp 57 Wiring Diagram for Remote Tension Setpoint pp 5 Cygnus E Wiring Layout pp 58 Cygnus DIN amp Cygnus E Outline Dimensions 4 59 eu Kc E 60 1 INTRODUCTION The MAGPOWR Model CYGNUS is a microprocessor based control designed for precise closed loop tension control of a moving web The CYG
39. is tuning parameter adds a correction factor that is proportional to the deviation from the tension setpoint A higher value will make the system more responsive but a proportional gain that is too high will result in an unstable system Factory default setting is O Quick Stabilize Select to attempt to remedy an unstable condition by manipulating the error limit This feature should be used if the default settings are causing extreme disturbances in the system After stabilizing with this method it is necessary to tune the system oee also Section 7 0 Enter a value for the max combined load rating of your load cell s as specified by the manufacturer Recover values Select to use the corresponding tuning parameters as your fixed tuning parameters if GAIN SCHEDULING is deactivated or if parameters are manually modified It can also be used to recover AUTO TUNE measurements Rewind Toggle this selection for applications where CYGNUS is controlling a device that sets the tension in a rewind zone See also Figure 1 Roll dia Enter a value for the diameter of your full roll Roll wgt _ Enter a value for the weight of your full roll 4 Select to enter roll RPM sensor calibration RPM sensor must be activated to continue see also CONFIGURE I O RPM sensor type Toggle to activate an external RPM sensor Check the specifications for the sensor to determine if its output is pulse or voltage type Run Display indicates the present
40. ity to compensate for the Velocity Tension transients caused by out of round rolls This feature requires a roll RPM sensor input into TB4 2 and TB4 3 The RPM sensor must be a pulse type which outputs 1 pulse per revolution of the out of round roll Calibrate RPM sensor per Section 6 4 2 of this manual NOTE The system must be dynamically tuned before enabling this function ey pi HIR GN US x if eos rana Compas A fd wer eem if eras Compwry WEB TENSION CONTROL En El E WEB TENSION CONTROL E E E WEB TENSION CONTROL da Company Select yes to enable out of round roll configuration If system is unstable reduce the gain This is NOT maximum roll RPM This value is set automatically after you Auto Tune the system and is the maximum RPM the out of round roll comp can tolerate This is the cut off RPM to ensure you are not crossing the natural frequency of the system If the system will not stabilize set this value below the RPM at which oscillations start Actual RPM will be displayed here once RPM is calibrated WEB TENSION CONTROL 26 8 7 ALARMS OPTIONAL The Alarm Output is used to detect low or high tension and provide indication to an outside device It is typically used for Web Break Detection Home Screen H oras d H irwan TU Compary TU Compay WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL K3 E E WEB TENSION CONTROL o m v GNUS
41. librate Select to enter sensor and system calibration options Calibrate Dynamics Select to enter tuning parameter calibration options including out of round roll compensation gain scheduling and dynamic tuning Calibrate inertia accel comp Display directs the operator to calibrate the present diameter entered by the operator with the current output to the torque device This step is critical Calibrate isolated output Select to enter control output calibration menu Use a multimeter to set the high and low ends of the control signal output as appropriate for your equipment not normally required Calibrate non isolated output Select to calibrate inverse diameter output See also Section 8 9 Calibrate setpoint diameter Enter a value corresponding to the present diameter of the roll being measured by the diameter sensor Calibrate setpoint web velocity Enter a value corresponding to the present speed of the web being measured by the velocity sensor Calibrate setpoint__ RPM Enter a value corresponding to the present speed of the roll being measured by the RPM sensor Calibrate tension meter output Select to calibrate the O to 1 madc auxiliary tension meter output Not normally required Calibration single pt two pt Toggle between single or two point diameter sensor calibration Two point is more accurate Change parameters Select to access inertia and acceleration compensation parameters Change Setup Select to e
42. method PI or PID WEB TENSION CONTROL Optimization must be done at both full roll and core If tension is unstable refer to Section 7 1 or simply move to the next screen and press until stable If system is extremely unstable with Default settings pick Quick Stabilize See Section 7 1 WEB TENSION CONTROL C vcnus Mf rcr m If system is stable l optimize first by making system un stable Re stabilize system by pressing here Ka C93 T WEB TENSION CONTROL Press next to complete WEB TENSION CONTROL 18 7 3 AUTO TUNING By pressing a single button the CYGNUS has the unique ability to automatically determine the stable optimized tuning parameters for most systems NOTE Systems with large transients may require manual tuning as outlined in Section 7 2 System must be running in Manual Mode to Auto Tune Home Screen c m M rn GN US i f A fd wer ee if imer T7 Compwry Ed E E WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR if eos raam Lr tey venus LJ WEB TENSION CONTROL RAE Kev WEB TENSION CONTROL MAGPOWR At meee if eran ZH ntar You can choose different design methods without Auto Tuning again Example if PID is too aggressive you can change to PI Select design method NOTE Will automatically return to previous screen Press start to begin tuning A pop up screen will indicat
43. mode of operation is normal running status TB3 1 and TB3 2 must be open and START TIME expired Run stop input Toggle to indicate if RUN STOP will be triggered from TB3 1 amp TB3 2 or by Fieldbus communication See also FIELDBUS Secured Select to enter security screen When SECURED is displayed all calibration and parameter settings are not accessible until unlocked by the proper four digit code see also UNSECURED Display indicates the sensor you are attempting to access has not been configured correctly See also CONFIGURE I O Setpoint Enter the desired tension value for your process that you wish to maintain during normal running conditions Setup Displays the number corresponding to the current setup Selecting this will take you to the setup selection screen see also CHANGE SETUP and COPY SETUP Sensor type is set to none Single point calibration Select to enter single point diameter sensor calibration Smaller roll calibration Select to enter diameter sensor calibration for the smaller diameter of a two point calibration Display indicates the present mode of operation is splicing see also SPLICE MULT and SPLICE FEATURE Splice feature Toggle yes or no to activate this feature When active a switch closure of TB4 8 and TB4 6 will signal CYGNUS to enter SPLICE mode to manipulate the control output during a zero speed splicing operation See also SPLICE MULT _ Splice input Toggle to indicate if SPLICE operation
44. n range as read by the load cells You should choose a value for the max tension that will have room for the highest setpoint tension you plan to run plus any tension errors that may occur during operation within limits of the load cell load rating This setting also determines the scale for the analog displays Maximum Velocity Enter the maximum velocity expected on the velocity input New roll feature Toggle yes or no to activate this feature When activated CYGNUS will anticipate the added weight of a new roll when starting up after a roll change When in HOLD mode and TENSION ON OFF is selected CYGNUS will prompt the operator to indicate whether a new roll is being added or if the machine was simply stopped part way through the roll Non isolated out use Toggle to select which output torque or 1 D is not isolated For more information on 1 D see also Section 8 9 Not allowed not running Display indicates that the feature you are attempting to access is only available when CYGNUS is in RUN mode Check the HOME screen to verify which mode CYGNUS is currently in Display indicates the present mode of operation is tension off The control output from CYGNUS is 0 Optimize manually Select to enter manual optimization procedure Follow the on screen prompts to achieve proper tuning settings Optimize with Pl PID Toggle DERIVATIVE TIME parameter active during OPTIMIZE MANUALLY The operator must select the method before tu
45. n Select to calibrate load cells without using weights This procedure depends on correct entries for the LOAD CELL RATING and WRAP ANGLE to provide accurate readings Width Enter a value for the web width Wrap angle Enter a value for the wrap angle formed by the web around the sensing roll Example A web that comes straight up wraps around the roll and continues straight down is a 180 degree wrap A web that comes straight up wraps around the roll and continues on to the right is a 90 degree wrap UNWIN T4 To 4 T4 5 Y JNC TS T4 n YDO ON RE gt lt gt gt REN S aE TENSION e e V NCREASES BRAKE OR 1 BRAKE OR S CYGNUS CYGNUS sd IN IN TORQUE TORQUE MODE MODE BR TY JE A T4 E To lt Tos nO CyQNOTe 0 OO O_O gt S ME Ed gt 4 E TENSION E CU DECREASES EN ko DECREASES CLUTCH OR Y Y CLUTCH OR MOTOR IN _
46. ning compensation configuration menu Out of round enable Toggle to activate the out of round feature that will compensate for eccentric rolls in an UNWIND application This feature requires an external RPM sensor Out of round gain Enter a value for the PROPORTIONAL GAIN tuning parameter to be used in the control loop while OUT OF ROUND COMPENSATION is active Out of round max RPM Enter a value to limit the RPM sensor input in the event that the out of round roll compensation activity approaches the natural frequency of the system This situation is unlikely but will become evident if the braking action on the web begins to oscillate out of control during the unwind If this happens check the readout of the present roll RPM and set the OUT OF ROUND MAX RPM at some value below this reading Output 96 Display of the current output level from the CYGNUS at TB1 1 and TB1 2 TB1 3 or TB1 4 depending upon which output is utilized Overall gain __ Enter a value for the overall gain This parameter is similar to the PROP GAIN in definition however it is always present and multiplied through the control signal regardless of other settings Factory default is 1 and it is not normally recommended that you modify this unless you are using the GAIN SCHEDULING feature In this case the overall gain can be manipulated to improve stability at mid roll Percent Taper 96 Enter a value to taper tension down as roll builds durin
47. nter setup selection screen Up to ten different setups may be stored to allow different setup parameters to be accessed quickly This feature is useful when one machine is used to run more than one material also see COPY SETUP Configure I O Select to enter CYGNUS inputs and outputs configuration Consult the manual to diagnose failures Display message advises you to consult the manual if the voltages present do not agree with the expected values See section 6 3 and 9 4 of this manual for further instructions Copy Setup Select to enter setup copy options You will be prompted to select a setup number to copy to the current setup number You will then be prompted to choose either a complete copy of all settings a copy of sensor calibrations only or to exit without copying anything If you choose to exit without copying you must recalibrate sensors for the new setup number 4 Core diameter __ Enter a value for the diameter of the core Core WK Enter a value for the inertia of your core A core may be approximated as a solid disk for which the inertia is calculated by multiplying half the weight with the radius squared inertia WK 2 W R 2 Core weight must include the shaft or chucks Decel time sec Enter a value for the amount of time in seconds that it takes to decelerate the machine from max operating speed to a complete stop Derivative sec Enter a value for the derivative time This tuning par
48. ocations MAGPOWR MAGPOWR f Mf oras WEB TENSION CONTROL WEB TENSION CONTROL SE 3 50 WEB TENSION CONTROL Indicated communication status This will also be displayed on the HOME screen Select HMS to activate communication Indicates HMS has been selected but gateway is not present Bus protocol will be displayed here CYGNUS will automatically identify the gateway and bus protocol WEB TENSION CONTROL l zIndicates gateway is present but bus is not connected Indicates bus communication has been established successfully Refer to COMMKIT instruction manual for interface card setup instructions and a list of parameters 30 8 11 SETUPS The CYGNUS stores up to 10 individual setups for machines that run multiple materials Individual setups can include different tuning parameters hold levels and tension set points Each is independent of the other setup but can be copied if many parameters are similar 8 11 1 CHANGING FROM ONE SET UP TO ANOTHER Select setup Home Screen EM 0 E WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL 8 11 2 COPY SETUPS A time saving shortcut when setting up two similar setups is to copy from one to another 2 Ed E WEB TENSION CONTROL WEB TENSION CONTROL Follow screen prompts to copy setups E ul Ey WEB TENSION CONTROL 31 8 12 SECURITY LOCK OUT This function allows you to lock all tuning calib
49. r brake amplifier current to pressure transducer motor controller etc TB1 1 through TB1 4 refer to section 6 2 2 for output configuration 2 When using a power amplifier set the current range jumper to the proper setting for the clutch or brake being used refer to amplifier User s Manual and the clutch or brake User s Manual for proper settings The following is also required e Power amplifier input if used 115 vac for PS 90 or 24 vac or vdc for PS 24 e Output from power amplifier to clutch or brake 3 Close the RUN STOP circuit TB3 1 and TB3 2 to put the CYGNUS into HOLD mode see section 6 1 1 4 Calibrate the load cells refer to section 6 3 e During load cell calibration be sure to select the appropriate system type section 6 3 lists the system type options available 5 Turn tension on by pressing the TENSION ON OFF key and put the CYNGUS into AUTO mode by switching open the RUN STOP circuit Run the machine at a reduced line speed and observe the system 6 Refer to Section 7 0 for tuning methods that will optimize the responsiveness Auto Tune is recommended and proceed to dynamically tune the system 7 Basic set up is complete Refer to the CYGNUS instruction manual for additional features and options Always use the RUN STOP feature to put the CYGNUS into HOLD mode whenever the machine is stopped to avoid a possible high tension condition during start up Section Nh CD N N CD N N
50. ration and configuration parameters to prevent unauthorized tampering Operators will still have access to tension set point tension on off auto manual manual output and set up changes NOTE When selecting a security code be sure to record it in the space provided below Home Screen MAGPOWR f Compary WEB TENSION CONTROL WEB TENSION CONTROL Record Security Code Here em Ka En E WEB TENSION CONTROL 32 k NO MAGPOWR Li C vcnus NE KOA WEB TENSION CONTROL Enter 4 digit security code Screen will prompt you to re enter code for confirmation Record code in manual Once code is confirmed a pop up screen will appear acknowledging code has been accepted To un secure control refer to above procedure and follow screen prompts 9 0 TROUBLESHOOTING Possible Cause Solution or Diagnostic Activating Gain Scheduling Gain Scheduling See Section 8 5 caused instability and configured incorrectly deactivating did not cure Auto tune message if Oscillations in the tension See Section 7 3 oscillations do not stop within in Manual mode are too 15 cycles large compared to the disturbance introduced by Auto tune Increase the Disturbance Level Auto tune message Percentage used during Auto tune Oscillations should start within 10 sec Cannot change Digital Input E Stop Incorrectly Active Correct the E Stop wiring or switch Mode because the messag
51. sation feature activates A lower value here will make the feature more sensitive to changes in speed Tuned at core Select STORE VALUES to save current tuning parameters as the core tuning parameters select RECOVER VALUES to return to these same stored settings at any time if they have been changed See also USE GAIN SCHEDULING Tuned at full roll Select STORE VALUES to save current tuning parameters as the full roll tuning parameters select RECOVER VALUES to return to these same stored settings at any time if they have been changed See also USE GAIN SCHEDULING language to be applied to all CYGNUS screens Unsecured Select to enter security screen A four digit code may be entered to lock all calibration and parameter settings and prevent manipulation by unauthorized users The same four digit code must be entered to unlock and grant access to these settings When UNSECURED is displayed any four digit code may be used regardless of the last code used see also SECURED Unwind Toggle this selection for applications where CYGNUS is controlling a device that sets the tension in an unwind zone See also Figure 1 Use gain scheduling Toggle to activate the gain scheduling feature that will utilize different tuning parameters from full roll to core This feature requires a diameter sensor to function and will compensate for changing tuning requirements throughout the unwind or rewind process by using the settings you provid
52. sion is even slightly above Setpoint the Cygnus will turn full off attempting to correct the tension Screen blank Screen difficult to read Suspect incorrect tension readings or cannot calibrate load cells Tension unstable 9 1 Out of Round Roll Comp Off Message Out of Round Roll Compensation has been turned off Contrast grossly misadjusted Contrast misadjusted Power select switch improperly set Incorrect load cell connections To Quick Stabilize To diagnose Out of Round Roll active and may need adjustment Remove power Reapply power and wait 5 seconds to ensure that the Cygnus is on the HOME screen Hold the decimal point key and the Enter key down for more than 2 seconds The contrast will start changing through its full range of values When the contrast is nearly correct press any side key Refine the contrast using the keys marked with the arrows Navigate to Home gt gt More gt gt Program gt gt Calibrate gt gt Display and adjust contrast Set 115 240 vac switch to the appropriate position Navigate to Home gt gt More gt gt Program gt gt Calibrate gt gt Basic gt gt Diagnose Sensor Navigate to Home gt gt More gt gt Program gt gt Quick Stabilize gt gt Press until stable to immediately try to stabilize Navigate to Home gt gt More gt gt Program gt gt Quick Stabilize gt gt Diagnose And follow the directions See Section 9 2
53. state relay 100 mADC 30 VDC maximum or TTL levels 0 to 1 mADC or 0 to 10 VDC analog 7 E GUIDING INSPECTION TENSION CONTROL SLITTING WINDING
54. table loop If the machine is stable at initial start up this step is not necessary The second step is Optimization using one of two methods In each method the system is optimized by first tuning to make the system slightly unstable then adjusting the tuning parameters to make it stable By doing so the system is tuned to be as responsive as possible and still remain stable throughout its range of operation 7 1 QUICK STABILIZE FIRST STEP Default tuning parameters are embedded in the CYGNUS and were selected to minimize instability If the system is exhibiting extreme fluctuations at start up perform the following procedure to quickly stabilize it Fine tuning using one of the following methods will still be required Home Screen Must be in Auto Hold down either button to quickly stabilize system T Cvc S 10 min ERE ES Ka Ed ES WEB TENSION CONTROL e WEB TENSION CONTROL WEB TENSION CONTROL Allows manual adjustment of Error Limit 17 7 2 OPTIMIZE MANUAL TUNING Manual tuning allows the operator to adjust tuning parameters by using one button to stabilize the system and another button to destabilize the system Optimizing allows for precise tuning by first making the system unstable then re stabilizing it NOTE System must be running to Manually Tune Home Screen MAGPOWR MAGPOWR Mf nta Mf eres WEB TENSION CONTROL MAGPOWR f Company MAGPOWR inum Select design
55. te gt gt Calibrate Dynamics gt gt Gain Scheduling gt gt Store Values 10 0 ALPHABETICAL LIST OF SCREEN DEFINITIONS The descriptions of individual screen functions is provided to aid the understanding of the control operation Calibration and tuning procedures included in this manual must be used for proper operation The information contained in this section is not sufficient to allow proper set up Accel time __sec Enter a value for the amount of time in seconds that it takes to accelerate the machine from stopped to maximum operating speed Adjust contrast Adjust the display appearance by pressing 4 to increase contrast or 9 to reduce contrast Analog l O sensor type isolated out Select to configure load cell input and control output modes Auto Manual Toggles between Manual and Automatic modes see also RUN HOLD MANUAL STOP START and SPLICE Select to access the auto tune options Auto tune start stop Toggle to begin or end auto tune feature CYGNUS will use the DISTURBANCE LEVEL to create an unstable condition and then design the optimum tuning parameters to correct it Bar graph rate Enter a value for the rate in seconds that the bar graph display updates Default value 0 1 sec 40 Basic Select to enter system type selection Unwind Rewind etc and load cell calibration Cal ten Enter a value corresponding to the amount of known weight to be used to calibrate the load cell s See also Section 6 3 Ca
56. to a clutch as a rewind roll builds This minimizes the slip watts required to be dissipated by the clutch and extends clutch life This connection is labeled 1 D and is connected between TB4 3 and TB4 4 and is the non isolated output See section 6 2 2 to configure the non isolated output for 1 Dia or Velocity Diameter A diameter sensor is always required and a velocity sensor is needed when using Velocity Diameter see section 6 2 2 to select the sensor types See section 6 4 1 and 6 4 3 to calibrate velocity and diameter WEB TENSION CONTROL WEB TENSION CONTROL WEB TENSION CONTROL 1 Dia Output in volts Output 10 Diameter _ Core Diameter _ Actual Vel Dia Output in volts Diameter Core Velocity _ Actual WEB TENSION CONTROL Output 10 Diameter _ Actual Velocity _ Maximum The output is the RPM to the clutch motor The motor controller should be scaled to produce the RPM required at maximum velocity and core diameter plus the required overspeed percentage when the input to the motor controller is 10 volts Enter Core Diameter and Maximum Velocity Not shown for 1 Dia WEB TENSION CONTROL 29 8 10 COMMUNICATION OPTIONAL The CYGNUS connects to an Ethernet DeviceNet or Profibus DP bus through an optional HMS fieldbus system gateway The gateway formats the data for the specific field bus See Figure 2 for HMS gateway card installation See COMMKIT manual for function address l
57. tual signal from velocity sensor will be displayed in either voltage or pulse depending on the type selected 14 6 4 3 DIAMETER CALIBRATION If using Velocity RPM inputs you must calibrate them first See Sections 6 4 1 and 6 4 2 Home Screen MAGPOWR MAGPOWR M S HIS nurse af pary n par y WEB TENSION CONTROL E 3 ES WEB TENSION CONTROL WEB TENSION CONTROL Displayed if single point is used Enter calibration setpoint Press to calibrate Enter current diameter Displays actual diameter After calibration Displays actual sensor signal EJ 83 EJ WEB TENSION CONTROL Two point calibration requires two points of calibration one at a small diameter and one at a large diameter WEB TENSION CONTROL NOTE If using V RPM Method for diameter estimation Sensor Voltage will not appear on screen WEB TENSION CONTROL 15 6 5 OUTPUT CALIBRATION OPTIONAL Home Screen c o WEB TENSION CONTROL WEB TENSION CONTROL output to be calibrated and follow E WEB TENSION CONTROL WEB TENSION CONTROL screen ad prompts 16 7 0 TUNING REQUIRED There are three ways to tune your system The method used depends on your personal preference and end requirements All tuning must be done with the machine running In general the tuning procedures consists of two steps First is a Quick Stabilize to get the control loop stable if upon start up the default parameters do not provide a s
58. uction of tension as the diameter increases on a rewind Taper Tension is desired on rewinds to prevent crushed cores and telescoping rolls caused by excess tension build up Taper can be achieved by either estimating diameter using the optional diameter input or calculating diameter based on roll RPM and Velocity inputs see Section 6 4 to calibrate these devices Home Screen WEB TENSION CONTROL Enter 95 taper required MAGPOWR H ona T7 Compwry WEB TENSION CONTROL WEB TENSION CONTROL MAGPOWR if ios raam Compwy 23 E83 CSS WEB TENSION CONTROL c zu GNUS Select YES to enable taper Enter Full Roll diameter Enter Core diameter E2 E ea WEB TENSION CONTROL NOTE Taper is dependent on material and machine type and is totally subjective Determination of the correct amount of taper for your application is a trial and error process 22 8 3 INERTIA ACCELERATION COMPENSATION OPTIONAL This option is used for heavy rolls where the inertia negatively affects stopping and starting and acceleration deceleration With this feature the CYGNUS can compensate for the inertia and maintain better control NOTE This feature only works with linear ramping of velocity While Inertia Comp can be used without Auxiliary Inputs best results will be achieved when using a Diameter Input Accel Comp requires a web velocity input but may be used without a diameter input For best results use a DC
59. utch or brake amplifier current to pressure transducer motor controller etc Power Amplifier input if used 115 vac for PS 90 for 90 vdc clutch or brake Power Amplifier input if used 24 vdc or 24 vac for PS 24 for 24 vdc clutch or brake OUTPUT from power amplifier to clutch or brake Route AC power away from sensor and control wiring MAGPOWR sensor cables are color coded and labeled on the name plate Run all wiring in shielded cable Connect shields to the enclosure using the standoffs provided Maximum shield length and maximum length of wires outside of the shield is 3 inches 75 mm 4 INSTALLATION OF MODEL PS 90 AND PS 24 POWER AMPLIFIERS INTO CYGNUS E IF USED PS 90 mb Install the PS 90 before applying power to the CYGNUS E control 2 Set JP1 on the power amplifier for the desired output current range to match the specific clutch or brake model to be controlled 3 Connect 115 vac input as instructed in the PS 90 instruction manual 4 Connect the CYGNUS E 0 to 10 vdc control output TB1 1 and 2 to the PS 90 control signal input terminals 25 and 26 as instructed in the PS 90 instruction manual 5 Connect the PS 90 90 vdc output terminals 4 and 5 to clutch or brake to be controlled as instructed in the PS 90 instruction manual 6 Mount Power Amplifier per Figure 8 using the DIN Rail provided inside the CYGNUS E 7 Re secure door PS 24 1 Install the PS 24 before applying power to the CYGNUS E control 2
60. will be triggered from TB4 6 amp TB4 8 or by Fieldbus communication See also FIELDBUS oplice mult Enter a value for the splice multiplier This parameter behaves much like the HOLD MULTIPLIER except that it has acceleration and deceleration modifiers Splice Hid Start Stop Select for configuration of the automatic mode special condition options Start Display indicates the present mode of operation is starting activated when TB3 1 and TB3 2 are opened See also START TIME SEC Start time sec Enter a value based upon the amount of time it takes your machine to ramp up from stopped to steady state operation If the tension spikes during this time try increasing this START TIME value 48 Stop time sec System type Taper _ Tension alarm Tension alarm delay sec Display indicates the present mode of operation is machine stopping This mode is initiated when TB3 1 and TB3 2 are closed See also STOP TIME SEC and STOP MULT __ Enter a value that will dictate the control output during STOP mode CYGNUS will use the last control output sent during RUN mode before the STOP signal is received and multiply it by the value set here for the duration of the STOP TIME When the stop multiplier value is correctly set it will automatically boost output to the braking device during stops to keep the tension constant Enter a value based upon the amount of time it takes your machine to ramp down from steady state operation to
61. y can be automatically stored as Gain Scheduling parameters by going to Home gt gt More gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Gain Scheduling and then press Store Values for either values tuned at core or for values tuned at full roll 9 7 AUTO TUNE AND GAIN SCHEDULING Auto tuning with Gain Scheduling usually consists of the following steps 1 With Run Auto tune at core or full roll to generate the Auto Tune Parameters Home gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Auto Tune Menu 2 With Gain Scheduling disabled design a control PID Pl or only using these Auto Tune Parameters 3 Go to gt gt Gain Scheduling full path Home gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Gain Scheduling and press Store Values for Tuned at Core or for Tuned at Full R 4 Repeat steps 1 to 3 for full roll 5 Select Use Gain Scheduling Yes The above store operation stores these Auto Tune Parameters and the diameter along with the PID parameters If the user wishes to design a different controller Home gt gt More gt gt Program gt gt Calibrate gt gt Calibrate Dynamics gt gt Gain Scheduling gt gt Recover Values can be used to recover these Auto Tune Parameters After a new design is completed the new PID values must be stored again in the appropriate set of data core or full roll using Home gt gt More gt gt Program gt gt Calibra

Cygnus Installation Manual: MAGPOWR

Contents

Download Pdf Manuals

Related Search

Related Contents