Contrex MLP-Trim Manual do Utilizador

iMLP–TrimUser Manual0001-0129Revision B

x–NOTES–

3 - 60Jog has the least operating priority. Jog ramps to the Jog Setpoint (CP-05), using theAcceleration Time (CP-16). When Jog is terminated, the M

3 - 61Logic OutputsDrive Enable activates the motor drive based on the Ramped Reference (MP-46) andthe feedback. The Ramped Reference (MP-46) is the

3 - 62Table 3-50 Entering Drive Enable Logic Control ParameterCP Parameter Name Parameter ValueCP-10 Alarm 1 Format CP-11 Alarm 2 FormatCP-74 Drive E

3 - 63MONITOR PARAMETERSParameters are divided into two classifications; Control Parameters (CP) and MonitorParameters (MP). The numbered code that r

3 - 64Input MonitoringThese MPs monitor the MLP–Trim's inputs.MP-41 LEAD FREQUENCYThe Lead Frequency (MP-41) displays the frequency of the Le

3 - 65MP-54 LOGIC INPUTS - GROUP AThe Logic Inputs A displays the status of the Run, Jog, R–Stop and F–Stop digitalinputs. The number “1” indicat

3 - 66MP-87 A/D INPUTThe A/D Input parameter (MP-87) displays the value of the analog input in percent offull scale (XXX.X%) before it is zero and spa

3 - 67Output MonitoringThese MPs monitor the MLP–Trim's outputs.MP-47 SPEED COMMAND OUTThe Speed Command Out (MP-47) displays the level of ca

3 - 68Performance MonitoringPerformance Monitor Parameters monitor the performance of the MLP–Trim and yoursystem. Figure 3-2 is a block diagram of t

3 - 69MP-44 DEVIATION (ERROR)Deviation (MP-44) displays the difference between the Ramped Reference (MP-46)and the Feedback Frequency (MP-43) measured

1 - 1IntroductionIntroducing the MLP–TrimExamples of MLP–Trim Applications

3 - 70Status MonitoringThese MPs monitor the status of the MLP–Trim's modes of operation and operatingstates.MP-50 ACTIVE SCALING MODEThe digi

3 - 71MP-52 ALARM STATUSThe digit that displays a number “1” is the active Alarm. In the example below, “HighSpeed Alarm ” is the active alarm.Lo

3 - 72MP-57 EEPROM STATUSThe Control Parameters are stored in the EEPROM memory chip. EEPROM Status(MP-57) displays the status of the EEPROM memory c

3 - 73SERIAL COMMUNICATIONSThe MLP–Trim can interface with a host computer through a RS485 SerialCommunications Interface. This interface allows the

3 - 74Using Serial CommunicationsThis section describes how to use the Serial Communications. Before you can applythis section, The MLP–Trim must be

3 - 75CP-72 CHARACTER FORMATThe MLP–Trim uses three different character formats. Enter the number for therequired format, as listed below.1 = 8 D

3 - 76Communications Software DesignThe MLP–Trim Serial Communications Interface uses a polling technique to establish alink with the host computer.

3 - 77Parameter SendUse the Parameter Send to change any of the MLP–Trim's Control Parameters.Table 3-51 Parameter Send - Host TransmissionChar

3 - 78Character 5, 6 - Parameter Number:These characters identify the Control Parameter that you want to change(i.e., “16” = CP-16).Characters 7 throu

3 - 79Character 12 - ETX:Always use the ASCII “ETX” character to terminate the character string.Example of Parameter Send:A new Acceleration Time of 5

1 - 2

3 - 80Table 3-52 Parameter Send - MLP–Trim ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DATADESC

3 - 81Characters 5,6 - Parameter Number:The Control Parameter code is sent back to the host computer from the MLP–Trim.Characters 7 through 10 - DATA:

3 - 82Control Command SendThe Control Command Send allows the host computer to control the operatingfunctions of the MLP–Trim that are associated with

3 - 83Characters 5,6 - Parameter Number:These characters should always be “0”.Characters 7 through 8 - DATA:These characters should always be “0”.Char

3 - 84Table 3-54 Control Command Send - MLP–Trim ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DAT

3 - 85Characters 5,6 - Parameter Number:These characters will always be “0”.Characters 7 through 10 - DATA:These characters will always be “0”.Charact

3 - 86Data InquiryUse the Data Inquiry to request the current value for Parameters (i.e., ControlParameters or Monitor Parameters).Table 3-55 Data I

3 - 87Characters 5,6 - Parameter Number:This is the Control Parameter code (i.e., enter “16” for CP–16).Characters 7 through 10 - DATA:These character

3 - 88Table 3-56 Data Inquiry - MLP–Trim ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DATADESC ST

3 - 89Characters 5,6 - Parameter Number:The Control Parameter code is sent back to the host computer from the MLP–Trim.Characters 7 through 10 - DATA:

1 - 3INTRODUCING THE MLP–TRIMThe MLP–Trim is a highly accurate, digital, motor controller. It has advancedembedded software that is capable of solvin

3 - 90Table 3-57 ASCII to Binary@ 1000000 ' 1100000A 1000001 a 1100001B 1000010 b 1100010C 1000011 c 1100011D 1000100 d 1100100E 1000101 e

3 - 91Table 3-58 Binary to Monitor ParametersMP-50 MP-51 MP-52 MP-53 MP-54

3 - 92—NOTES—

4 - 1TroubleshootingDiagnosticsTroubleshootingPROM Chip Replacement

4 - 2

4 - 3DIAGNOSTICSThis section describes how to use the diagnostic routines to verify that the MLP–Trim isoperating properly as well as to identify any

4 - 4RAM Test #1 - To Test Random Access MemoryClear/4 will automatically default to RAM Test #1. The diagnosticindicator and the number “1” will be

4 - 5Display Test #2 - To Test the LED Display Panel SegmentsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “2” are

4 - 6Keypad Test #3 - To Test the KeypadPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “3” are visible on the left

4 - 7Input Test #4 - To Test the Logic InputsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “4” are visible on the

1 - 4EXAMPLES OF MLP–TRIMAPPLICATIONSFigure 1-1 is an example of a Master mode of operation for a pump application. Thescaling format allows the oper

4 - 8Output Test #5 - To Test the Logic OutputsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “5” are visible on th

4 - 9Output Test #6 - To Test the Speed Command OutputPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “6” are visibl

4 - 10In addition to diagnostic tests 1-6, the MLP–Trim automatically performs two power updiagnostic routines during every Power Up.RAM TEST - Random

4 - 11TROUBLESHOOTINGThis section contains four troubleshooting flowcharts to help you resolve four possiblesystem operating problems. The four scena

4 - 12Figure 4-1 Motor Does Not Stop FlowchartYesMotor Does Not StopMP-53 =1000 (F–Stop)J6, Pin 4 isshorted to commonRemove wire at J3, Pin 1Measure

4 - 13MP-50 =0010(Master)MP-50 =0100(Follower)MP-50 =0001(Direct)YesMotor Does Not RunProblem CorrectedYesYesNoNoNoNoSetpoint is correct ?NoYesMP-45 i

4 - 14MP-50 =0010(Master)MP-50 =0100(Follower)MP-50 =0001(Direct)YesMotor Runs at Wrong SpeedProblem CorrectedYesYesNoNoNoNoSetpointis correct ?NoYesM

4 - 15Change CP-61 to “1”and Run in Direct ModeCheck DriveCalibrationNoMotor Runs UnstableMotor StillUnstable ?NoYesProblem CorrectedRepeatTuningProce

4 - 16PROM CHIP REPLACEMENTThe PROM (Programmable Read Only Memory) chip is the software for the MLP–Trim.See Figure 4-5 for the PROM's location

4 - 17Figure 4-5 PROM LocationBeveled CornerInsert Tool HereInsert Tool Here

1 - 5Figure 1-2 is an example of the Follower mode of operation in a pump application. Thescaling format allows the operator to enter the setpoint as

4 - 18—NOTES—

Glossary - 1Glossary

Glossary - 2

Glossary - 3GLOSSARYAcceleration/Deceleration Acceleration Time (CP-16) and Deceleration Time (CP-17)control the rate of speed change in response to s

Glossary - 4Parameters for Direct mode, Master (stand-alone) mode,the Follower mode, Offset mode, Acceleration/Decelera-tion, Tuning, Alarms, and Jog.

Glossary - 5Drive Enable Drive Enable activates the motor drive based on theRamped Reference (MP-46) and the feedback. TheRamped Reference is the cal

Glossary - 6Input Test Tests the Logic Inputs.Inputs AC PowerI/O PowerLead FrequencyFeedback FrequencyRunJogR–StopF-StopMaster or FollowerSetpoint Sel

Glossary - 7Master Mode A stand-alone control of a single motor. The scaling formatallows the operator to enter a setpoint in EngineeringUnits. The

Glossary - 8Output Monitoring Speed Command Output (MP-47)Logic Outputs (MP-56)Output Test Tests the Logic Outputs.Outputs Speed Command OutDig_Out1Di

Glossary - 9PPR Lead See Appendix C; CP-30.Tuning Tuning stabilizes speed error differences between thesetpoint and feedback.Ring Kits Ring Kits are f

1 - 6—NOTES—

Glossary - 10Scroll Up/Down Keys These keys change the active setpoint value even if theactive setpoint is not displayed in the LED display.Each time

AppendicesAppendix A - MLP-Trim SpecificationsAppendix B - FormulasAppendix C - Parameter Summary -Numeric Quick ReferenceAppendix D - Control Paramet

A-1APPENDIX A: MLP–TRIM SPECIFICATIONSAccuracy: .01% Set SpeedResponse: 10 millisecond control loop updateTuning: Separately adjustable Gain, Integra

A-2Analog Input: 0 - 10 VDC Range33 KΩ Input Impedance12 Bit Resolution+ 0.1% Linearity Error - Typical+ 0.05% Drift Error - Typical - Isolated Mode+

A-3Physical Dimensions: 4.0 inches height4.0 inches width6.0 inches depth (Interior Panel)Faceplate Rating: Nema 4, 4X, 12, 13IP65Environment: The ML

A-4—NOTES—

B - 1APPENDIX B: FORMULASUse the following formulas to calculate Speed Control:MASTER MODEGeneralHZRPMSetpointMaster = RPMFeedbackE.U.Master

B - 2HZOFFSET MODESetpointFollower X (HZLead)(RPMMax Fb)(PPRFb)E.U.Follower (RPMMax Lead)(PPR Lead )(CP-31)(CP-30)(CP-3,4)(CP-33)(CP

C - 1APPENDIX C: PARAMETER SUMMARY -NUMERIC QUICK REFERENCECP-01 MASTER SETPOINT 1The Engineering Units value that you want your system to operate at

2 - 1Installation / SetupMountingWiringInputsOutputsSerial CommunicationsCalibrationMotor Drive SetupMLP–Trim CalibrationAnalog Input Calibration

C - 2CP-06 DIRECT SETPOINTUse the Direct Setpoint (CP-06) to set the drive output that is used when the MLP–Trim is in theDirect Mode of operation. D

C - 3CP-11 ALARM 2 FORMATBy entering alarm Control Parameters, you can establish circumstances under which theMLP–Trim will alert you to potential ope

C - 4CP-16 ACCELERATION TIMEAcceleration Time (CP-16) controls the rate of speed change in response to setpoint changes.This Control Parameter applies

C - 5CP-29 RECOVERY MULTIPLIERThe Recovery Multiplier determines the rate at which the pulse error (position) is reduced tozero. This parameter multip

C - 6MP-41 LEAD FREQUENCYThe Lead Frequency (MP-41) displays the frequency of the Lead Frequency Input(J6 pin 1) in units of hertz (pulses per sec

C - 7MP-44 DEVIATION (ERROR)Deviation (MP-44) displays the difference between the Ramped Reference (MP-46) and theFeedback Frequency (MP-43) measured

C - 8MP-50 ACTIVE SCALING MODEActive Scaling Mode (MP-50) displays a number “1” to indicate the active scaling mode. In theexample below, “Master Mod

C - 9MP-52 ALARM STATUSAlarm Status (MP-52 ) displays a number “1” to indicate the active alarm. In the example below,“High Speed Alarm ” is the act

C - 10MP-54 LOGIC INPUTS - GROUP AThe Logic Inputs - Group A (MP-54) displays the status of the Run, Jog, R–Stop and F–Stoplogic inputs. The number “

C - 11MP-56 LOGIC OUTPUTSThe Logic Outputs (MP-56) displays the status of the Dig_Out1 and Dig_Out2 logic outputs. Thenumber “1” indicates an inactiv

2 - 2Contrex3.60"3.60"4.00"*6.00"4.00"DOOR PANEL(3.65" .03" CUTOUT( CUTOUT3.65" .03" ()* From the r

C - 12MP-59 FREQUENCY OVER FLOW COUNTERThe Frequency Over Flow Counter (MP-59) is a counter that increments each time the frequencyinput to the MLP–Tr

C - 13CP-64 DISPLAY MODE FOLLOWERIn the Follower mode of operation, Display Mode Follower (CP-64) determines how the data willdisplay in Tach (CP-40).

C - 14CP-70 DEVICE ADDRESSDevice Address (CP-70) is the physical address of the MLP–Trim, which can be set from 1 to 32.Each individual MLP–Trim on a

C - 15CP-74 DRIVE ENABLE LOGICDrive Enable Logic (CP-74) determines which conditions of the Ramped Reference (MP-46) andthe feedback will control the

C - 16MP-83 LIMIT STATUSLimit Status (MP-83) displays the status of the Minimum Limit (CP-08) and the Maximim Limit(CP-09) functions. A "1"

C - 17MP-87 A/D INPUTThe A/D Input parameter (MP-87) displays the value of the analog input in percent of full scale(XXX.X%) before it is zero and spa

C - 18—NOTES—

D - 1APPENDIX D: CONTROL PARAMETERREFERENCEUSERCODE DESCRIPTION MIN MAX DEFAULT RECORD UNITSCP-01 Master Setpoint 1 0000 9999 0000 ENGCP-02 Master Se

D - 2USERCODE DESCRIPTION MIN MAX DEFAULT RECORD UNITSCP-67 Derivative 0 9999 9000 —CP-69 Trim Authority 0 100 100 %CP-70 Device Address 1 32 1 —CP-71

E - 1APPENDIX E: MONITOR PARAMETERREFERENCECODE DESCRIPTION MIN MAX UNITSMP-40 Tach 0 9999 ENG.MP-41 Lead Frequency 0 9999 HZMP-42 Pulse Error Count

2 - 3MOUNTINGThis section contains instructions for mounting the MLP–Trim in the door panel of aNEMA Industrial Electrical enclosure. The MLP–Trim is

E- 2—NOTES—

F - 1APPENDIX F: MLP–TRIM FAX COVER SHEETDate: ______________________Atten: Contrex Technical SupportFax Number: 1-763-424-8734From:Name ___________

F - 2Code# Description DisplayedCode# Description DisplayedCode# Description UserRecordCode# Description UserRecordPlease record the Control Para

G- 1APPENDIX G: WIRING DIAGRAMEXAMPLESDANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections carefully.Incor

G - 2R-Stop StartK-RArmatureContactorK-RNeutLineF-StopK-FSK-JRunJogK-RK-JK-FSFeedbackFreq.RunJogR-StopF-StopK-JK-JK-JK-FSK-RSpeedCommandOutLEAD_FQFDBK

G- 3DANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections carefully.Incorrect use of equipment or connection

G - 4Figure G-4 Start/Stop for Non-Regen with Armature ContactorF-Stop StartM1-AUX1ArmatureContactorM1NeutLineFeedback Freq.RunR-StopF-StopSpeedComma

G- 5LEAD_FQFDBK_FQCOMRUNJOGR–STOPF–STOPCOMMST / FOLSETPTSCRL_UPSCRL_DWNCOMV_DODIG_OUT1DIG_OUT2COMANAL_INCOMJ1J4J3T / R +T / R –COM_AUXRS485COMML1NEUTG

G - 6—NOTES—

H- 1APPENDIX H: REVISION LOGManualRevisionECONumberRevisionDateCorresponding *Software Rev.Pages ChangedA — 11/991000-7741Rev. 1.0New Manual Release*

iiTechnical AssistanceIf you have comments or questions concerning the operation of the MLP–Trim, pleasecall us. A member of our Technical Support St

2 - 4* Use 115 VAC with MLP-Trim model # 3200-1936 Use 230 VAC with MLP-Trim model # 3200-1937L1* Neut or L2GND/PERS485 SerialCommunicationsLEAD_F

H - 2—NOTES—

Warranty - 1WarrantyService PolicyWarranty

Warranty - 2

Warranty - 3SERVICE POLICYContrex, Inc., recognizes that with each saleof its product there are certain productobligations. This document defines th

Warranty - 4WARRANTYContrex, Inc., guarantees this device againstdefects in workmanship and materials for aperiod of one (1) year from the date ofpurc

Index - 1Index

Index - 2

Index - 3IndexAAC Power Input..page 2-8Acceleration Time..page C-4, D-1Acceleration/Deceleration..page 3-47, Glossary-3Active Scaling Mode..page 3-70,

Index - 4Definition..page Glossary-3MLP–Trim..page 2-21, 2-23Character Format..page 3-75, C-14, D-2Clear/4..page 4-3Clear/7..page 4-11Closed Loop..pag

Index - 5CP-65..page 3-48, C-13, D-1CP-66..page 3-48, C-13, D-1CP-67..page 3-48, C-13, D-2CP-69..page C-13, D-2CP-70..page 3-74, C-14, D-2CP-71..page

2 - 5 WIRINGThis section contains the input, output and serial communications wiring information forthe MLP–Trim. Please read this section prior to w

Index - 6Enclosure, Mounting and Housing the MLP-Trim..page 2-3Engineering Units..page Glossary-5FF–Stop..page 3-58, Glossary-5Input..page 2-11, 2-13F

Index - 7InstallationCalibration..page 2-19Mounting the MLP-Trim..page 2-3Wiring..page 2-5Integral..page 3-48, C-13, D-1Interface with a Host Computer

Index - 8Numeric..page 3-3, Glossary-7Setpoint..page 3-3Tach..page 3-3Up/Down Scroll..page 3-3, Glossary-10LLead Frequency..page 3-64, C-6, E-1Input..

Index - 9MP-45..page 3-69, C-7, E-1MP-46..page 3-69, C-7, E-1MP-47..page 3-67, C-7, E-1MP-48..page 3-69, C-7, E-1MP-50..page 3-70, C-8, E-1MP-51..page

Index - 10Follower Mode..page 3-19Example..page 3-22Input Monitoring..page 3-64Inverse Follower Mode..page 3-45Example..page 3-46Inverse Master Mode..

Index - 11Chip Replacement..page 4-16Test..page 4-10, Glossary-8RR–Stop..page 3-58Input..page 2-10RAM Test..page 4-4, 4-10, Glossary-9Ramped Error..pa

Index - 12Design / Communications..page 3-76Part Number..page C-17, E-1Specifications, MLP–Trim..page A-1Speed Command Out..page 3-67, C-7, E-1Output.

2 - 6–NOTES—

2 - 7Figure 2-3 I/O Power / IsolatedFigure 2-4 I/O Power / Non-IsolatedINPUTSNOTE: The installation of this motor control must conform to area an

2 - 8AC Power (J4 pins 1, 2, 3)The MLP–Trim model #3200-1936operates on 115 VAC + 15%, 0.1Amp., 50/60 Hz. The MLP–Trimmodel #3200-1937 operates on 23

2 - 9Feedback Frequency(J6 pins 2, 3)The Feedback Frequency is a pulsetrain input that the MLP–Trim uses todetermine the speed of the followermotor.

2 - 10Jog (J6 pins 5, 8)Jog is a maintained input. When Jogis closed, the MLP–Trim sends aSpeed Command Out signal to thedrive at the selected jog sp

2 - 11Figure 2-11 F–StopF-Stop (J6 pins 7, 8)F-Stop is a momentary input. Whenit is open, the MLP–Trim stopsimmediately (zero RPM) and ignoresthe s

2 - 12Figure 2-13 Setpoint SelectSetpoint Select (J6 pins 10, 13)The Master and Follower setpointsare determined by the Setpoint Selectinput combine

2 - 131113J6SCROLL UPFigure 2-15 Scroll Down1213J6SCROLL DOWNThe Scroll Down input decrements the active setpoint. The active setpoint will bedecrem

iiiDANGERImproper installation cancause severe injury, death ordamage to your system.Integrate this motion controlunit into your system withcaution.Op

2 - 14Analog Input (J6 pins 18, 19)The Analog Input can be used forfrequency or setpoint replacement inthe Master and Follower modes ofoperation, or t

2 - 15OUTPUTSSpeed Command Out (J3 pins 1, 2)Speed Command Out is an isolatedanalog output signal that is sent tothe motor drive to control the speedo

2 - 16Digital Output 2 (J6 pin 16,17)The Digital Output 2 can be programmed to activate as a function of various alarmconditions or as a function of

2 - 17Figure 2-19 MLP–Trim Multidrop InstallationSERIAL COMMUNICATIONSNOTE: The installation of this motor control must conform to area and local el

2 - 18Figure 2-20 MLP–Trim Serial Communications Connections1. Shield only at one end of the cable.2. If you need to terminate the communication lin

2 - 19CALIBRATIONCalibration matches the Speed Command analog output of the MLP–Trim with theanalog input of the motor drive. Calibration is accompli

2 - 20MOTOR DRIVE SET UP1) Put the MLP–Trim in “R–Stop” by opening the R–Stop input (J6 pins 6, 8).Refer to Installation/Setup: Wiring, Inputs, R–Stop

2 - 21MLP–TRIM CALIBRATION1) Make sure that the MLP–Trim is still in “R–Stop”. If the MLP–Trim is not in“R-Stop”, then put it in “R–Stop” by opening

2 - 22Continue to gradually increase these increments by ten until you reach “90”.Since there are no acceleration/deceleration ramps in Direct mode, a

2 - 23ANALOG INPUT CALIBRATIONThe analog input is factory calibrated for zero and span levels at 0 - 10 VDC. If it isnecessary to field calibrate the

iv

2 - 24–NOTES—

3 - 1OperationKeypad OperationKeypad LockoutControl Parameters (CP)Direct ModeMaster ModeFollower ModeOffset ModeInverse Master ModeInverse Follower M

3 - 2

3 - 3KEYPAD OPERATIONThe front panel of the MLP–Trim is an easy to use keypad that gives you direct accessto the Parameters (Control Parameters and Mo

3 - 4NumericKeysLedDisplayDedicated KeysUp/DownScroll KeysCode Select KeyParameter Code (2 digits)Parameter Value(up to 4 digits)EnterKeyClearKeyFigur

3 - 5KEYPAD LOCKOUTKeypad Lockout (CP-98) displays the present status of the keypad lockout. When thekeypad is locked, then “LOC” is displayed:Locked

3 - 6CAUTION:Make certain that you record your password in the space provided on page 3-6, as yourpassword becomes transparent once you have entered i

3 - 7CONTROL PARAMETERSParameters are divided into two classifications; Control Parameters (CP) and MonitorParameters (MP). The numbered code that re

3 - 8Direct ModeIn the Direct mode of operation, the Speed Command output from the MLP–Trim that isconnected to the motor drive can be set directly.

3 - 9Master ModeThe Master, or stand-alone mode of operation, is a single motor operation. In thissimple mode of operation, the entire process is con

vTable of ContentsIntroduction... 1-1Introducing the MLP–Trim ...

3 - 10Table 3-4 Default Master Scaling Control ParametersCP Parameter Name Parameter ValueCP-34 Max RPM Feedback 2000CP-31 PPR Feedback 60CP-20 Mas

3 - 11Table 3-6 Entering Master Setpoint Control ParametersCP Parameter Name Parameter ValueCP-01 Master Setpoint 1 CP-02 Master Setpoint 2Enter the

3 - 12Master Mode ExampleThe following example demonstrates how scaling and setpoint Control Parameters areentered for a typical Master mode of operat

3 - 13Master Mode - Analog FeedbackThe MLP-Trim can be scaled for Engineering Unit setpoint entry and Tach displayoperation using the analog input for

3 - 14Table 3-9 Entering Master Scaling Analog Feedback ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-20 Master Engine

3 - 15Master Mode Analog Feedback ExampleThe following example demonstrates Master mode scaling using analog feedback:A pump delivers 20.0 gallons per

3 - 16Master Mode - Analog SetpointThe MLP-Trim can be scaled for Engineering Unit setpoint entry and Tach displayoperation using the analog input for

3 - 17Table 3-12 Entering Master Scaling Analog Setpoint ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-20 Master Engi

3 - 18Master Mode Analog Setpoint ExampleThe following example demonstrates Master mode scaling using analog setpoint:A pump delivers 20.0 gallons per

3 - 19Follower ModeThe Follower mode of operation is the most frequently used mode of operation. It is amulti-motor operation in which the entire pro

viMonitor Parameters ... 3-63Input Monitoring ...

3 - 20The factory default Control Parameters for Scaling are found on Table 3-14. To modifythese default parameters, refer to Table 3-15. If you are

3 - 21With your scaling established, you can enter values for Follower Setpoints 1 and 2(CP-03, CP-04). The value that you enter for a setpoint is t

3 - 22Follower Mode Examples A and BExample A demonstrates how scaling and setpoint Control Parameters are entered fora typical Follower mode of opera

3 - 23To find Follower Setpoint 1 (CP-03) for Example A:Follower E.U. desired 15Setpoint 1 =________________________________=___=3Lead E.U. operatio

3 - 24Table 3-17 Follower Mode Control Parameters Example ACP Parameter Name Parameter ValueCP-33 Max RPM Lead 1725CP-34 Max RPM Feedback 1800CP-30 P

3 - 25Example B demonstrates how scaling and setpoint Control Parameters are entered fora typical Follower mode of operation that uses a setpoint base

3 - 26To find Follower Setpoint 1 (CP-03) for Example B:Follower E.U. desiredSetpoint 1 =________________________________x 100 (%)Lead E.U. operatio

3 - 27Table 3-18 Follower Mode Control Parameters Example BCP Parameter Name Parameter ValueCP-33 Max RPM Lead 1800CP-34 Max RPM Feedback 1800CP-30 P

3 - 28Follower Mode - Analog LeadThe MLP-Trim can be scaled for Engineering Unit setpoint entry and Tach displayoperation using the analog input for t

3 - 29Table 3-20 Entering Follower Scaling Analog Lead ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-21 Follower Engi

viiList of IllustrationsFigure 1-1 MLP–Trim Master Mode ... 1-4Figure 1-2 MLP–Trim Follower Mod

3 - 30Follower Mode Analog Lead ExampleThe following example demonstrates Follower mode scaling using analog lead:A pump delivers 20.0 gallons per min

3 - 31Follower Mode - Analog FeedbackThe MLP-Trim can be scaled for Engineering Unit setpoint entry and Tach displayoperation using the analog input f

3 - 32Table 3-23 Entering Follower Scaling Analog Feedback ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-21 Follower

3 - 33Follower Mode Analog Feedback ExampleThe following example demonstrates Follower mode scaling using analog feedback:A pump delivers 20.0 gallons

3 - 34Follower Mode - Analog SetpointThe MLP-Trim can be scaled for Engineering Unit setpoint entry and Tach displayoperation using the analog input f

3 - 35Table 3-25 Default Scaling Control ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation 0CP-21 Follower Engineering Units

3 - 36Table 3-26 Entering Follower Scaling Analog Setpoint ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-21 Follower

3 - 37Follower Mode Analog Setpoint ExampleThe following example demonstrates Follower mode scaling using analog setpoint:A pump delivers 20.0 gallons

3 - 38Offset ModeOffset mode is a variation of Follower mode. In Offset mode, an additional quantity(offset term) is added to or subtracted from the s

3 - 39Offset Authority (CP-76)Offset Authority determines the quantity of the offset term (amount ofinfluence) for a given analog input level.Offset P

viiiList of TablesTable 3-1 Basic Keypad Entry ... 3-4Table 3-2 Default Direct Mode Cont

3 - 40Table-29 Entering Offset Scaling Analog Setpoint ParametersCP Parameter Name Parameter ValueCP-84 Analog Input Allocation CP-21 Follower Engi

3 - 41Offset Mode Analog Setpoint ExampleThe following example demonstrates Offset mode scaling using analog setpoint:The lead nip motor on a web has

3 - 42Table 3-30 Offset Mode ExampleCP Parameter Name Value RemarksCP-84 Analog Input AllocationCP-21 FollowerEngine

3 - 43Inverse Master ModeThe Inverse Master Mode is a variation of the Master Mode. The Inverse Master Modehas an inverted setpoint. If you increase

3 - 44Inverse Master Mode ExampleThe Inverse Master Mode Example demonstrates how scaling and setpoint ControlParameters are entered for a typical Inv

3 - 45Inverse Follower ModeThe Inverse Follower Mode is a variation of the Follower Mode. The Inverse FollowerMode has an inverted setpoint. If you

3 - 46Inverse Follower Mode ExampleThe Inverse Follower Mode Example demonstrates how the scaling and setpointControl Parameters are entered for a typ

3 - 47Acceleration/DecelerationAcceleration/Deceleration (CP-16 and CP-17) control the rate of speed change inresponse to setpoint changes. These par

3 - 48TuningIf your system is unstable, or the speed error is unacceptable, tuning stabilizes speederror differences between the setpoint and feedback

3 - 49Table 3-40 Entering Master / Follower Tuning Control ParametersCP Parameter Name Parameter ValueCP-65 Gain (Proportional)CP-66 IntegralCP-67 De

ixTable 3-36 Inverse Follower Mode Control Parameters Example... 3-46Table 3-37 Default Master or Follower Accel/Decel Control Parameters 3-4

3 - 50Zero Error LoopThe MLP-Trim has the ability to eliminate any long term speed error in the followermode. This is equivalent to maintaining a foll

3 - 51Table 3-42 Entering Zero Error Loop Control ParametersCP Parameter Name Parameter ValueCP-18 Lag Pulse LimitCP-19 Lead Pulse LimitCP-29 Recov

3 - 52AlarmsThe Control Parameters for Alarms are identical for both the Master and the Followermodes of operations. By entering values in the Contro

3 - 53Table 3-44 Entering Alarms Control ParametersCP Parameter Name Parameter ValueEnter the RPMs at or below which you want the alarm output to act

3 - 54LimitsThe MLP-Trim has the ablity to limit both the minimum and maximum operating speedwhen in the Run state.The following control parameters ar

3 - 55JogJog increases the RPMs at the acceleration rate that you specified in Acceleration Time(CP-16) until the Jog Setpoint (CP-05) is achieved. W

3 - 56—NOTES—

3 - 57LOGIC CONTROLThis section addresses the four digital inputs and two digital outputs that control theMLP–Trim's and connected drive's o

3 - 58Logic InputsF–Stop has priority over the other operating states. F–Stop brings the MLP–Trim'sSpeed Command output to an immediate Zero.To

3 - 59Run has the third highest operating priority. Run ramps to the scaled setpoint speed,using the Acceleration Time (CP-16). Run can be activated