EN ACS880 Centrifuge Decanter Application Control Program .

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—ABB INDUSTRIAL DRIVESACS880 Centrifuge Decanter controlprogram ( N5150)Supplement

—List of related manuals*Lists of hyperlinks to product manualsCodeACS880-01 drivesACS880-04 drive modules (200 to 710 kW, 300 to 700 hp)ACS880-07 drives (45 to 710 kW, 50 to 700 hp)ACS880-07 drives (560 to 2800 kW)ACS880-11 drivesACS880-14 drive modules (132 to 400 kW, 200 to 450 hp)ACS880-17 drives (132 to 400 kW, 200 to 450 hp)ACS880-17 drives (160 to 3200 kW)ACS880-31 drivesACS880-34 drive modules (132 to 400 kW, 200 to 450 hp)ACS880-37 drives (132 to 400 kW, 200 to 450 hp)ACS880-37 drives (160 to 3200 0259AKK106930A34679AKK106354A1500Other drive hardware manualsACS880-04XT drive module packages (500 to 1200 kW)hardware manualACS880-04 single drive module packages hardwaremanualACS880-07CLC drives hardware manualACS880-14 and -34 single drive packages hardwaremanualACS880-104 inverter modules hardware manualACS880-104LC inverter modules hardware manualACS880-107 inverter units hardware 00102519Drive firmware manuals and guidesACS880 primary control program firmware manualACS880 drives with primary control program, quick startup guideAdaptive programming application guideDrive application programming manual (IEC 61131-3)ACS880 diode supply control program firmware manualACS880 IGBT supply control program firmware manualACS880 distributed I/O bus 0000126880Option manuals and guidesACX-AP-x assistant control panels user’s manual3AUA0000085685FDCO-01/02 DDCS communication modules user's manual 3AUA0000114058Drive composer Start-up and maintenance PC tool user’s 3AUA0000094606manualManuals and quick guides for I/O extension modules,fieldbus adapters, encoder interfaces, etc.You can find manuals and other product documents in PDF format on the Internet. See sectionDocument library on the Internet on the inside of the back cover. For manuals not available in theDocument library, contact your local ABB representative.*Available in the Document library.

SupplementACS880Centrifuge Decanter control program ( N5150)Table of contents2. Quick start-up guide Copyright 2019 ABB. All Rights Reserved.3AXD50000016078 Rev C3XXXxxxxxxxxxx RevxENENEFFECTIVE: 2019-09-17EFFECTIVE: 2013-05-30

1Table of contents1. IntroductionContents of this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Licensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Intended audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Related documents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Terms and abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Cybersecurity disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3334444552. Quick start-up guideContents of this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Before you start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Centrifuge drive start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Centrifuge I/O control connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Decanter drive start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Decanter I/O control connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Optical link for Decanter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Parameter settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Decanter scroll fault supervision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Decanter connection example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143. Centrifuge program featuresContents of this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Centrifuge control program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Centrifuge operating principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Operating mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Centrifuge operation sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .How to start and stop the Centrifuge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .How to reset the Centrifuge sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .How to halt the Centrifuge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Drive configuration and programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Adaptive programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151515161617171818184. Decanter program featuresContents of this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Decanter features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Decanter Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Decanter operating principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Operating mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Decanter control modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21Local control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2Speed reference control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Decanter control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Decanter process load compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Torque window control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Direct torque compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Differential speed control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Decanter control chain diagram of Scroll drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Decanter examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Back drive, variant A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Back drive, variant B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Forward drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Decanter jogging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2121222223232425252627285. Signals and parametersContents of this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Terms and abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Summary of parameter groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Parameters listing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .09 Centrifuge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74 Centrifuge Decanter control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75 Centrifuge function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77 Centrifuge pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78 Decanter control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79 Decanter jogging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .293030313134343536406. Fault tracingAbout this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43Fault messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44Further informationProduct and service inquiries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Product training . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Providing feedback on ABB Drives manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Document library on the Internet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45454545

Introduction 31IntroductionContents of this chapterThis chapter contains information on compatibility, safety and intended audience of thismanual. It also provides an overview of the contents in this manual.CompatibilityThis supplement is compatible with the ACS880 Centrifuge Decanter control program(version 1.10 or later).LicensingThe Centrifuge Decanter control program ( N5150), version ACDLx v1.10.0.0 or latercomes with a license key on the ZMU-02 memory unit. The program activates only afterrecognizing the key and correspondingly registers itself with the Centrifuge Decantersoftware.DeviceLicense keyZMU-02 memory unit license keyN8025 MU Interlock key – CentrifugeCentrifuge Decanter software (loading package)N8026 Licensed appl CentrifugeYou can see the license information in the Drive Composer PC tool or in the ACS-AP-xcontrol panel from System info Licenses.

4 IntroductionAfter the program is downloaded to the memory unit with the license key, the programremains there unless you remove it. This makes it possible for you to upgrade theCentrifuge Decanter application later on a separate Centrifuge Decanter loading package.If the program was loaded to the memory unit without the license key, then the driveindicates a fault 64A5 Licensing fault. See the auxiliary fault code in the Event logger toknow the plus code of the missing license, in this case N8015. For further assistance,contact your local ABB representative.SafetyThe complete safety instructions are given in the Hardware or Safety Manual deliveredwith the drive. Read the safety instructions before attempting any work on the unit.Read the software function specific warnings and notes before changing the defaultparameter values. For each function, the warnings and notes are given in the sectiondescribing the related user-adjustable parameters.Intended audienceThe reader of this manual is expected to have a basic knowledge of ABB products,terminologies, standard electrical wiring practices, electronic components and electricalschematic symbols.ContentsThis manual consists of the following chapters:Introduction (page 3) provides an overview of this manual.Quick start-up guide (page 7) provides instructions to start-up a Centrifuge and describesthe default control connections for using the Centrifuge and Decanter drive.Centrifuge program features (page 15) provides an overview of the core features of theCentrifuge application.Decanter program features (page 19) provides an overview of the core features of theDecanter application.Signals and parameters (page 29) describes the user adjustable settings of the requiredparameter groups for operating the Centrifuge and Decanter drive.Fault tracing (page 43) lists all the alarm, faults and warning messages related to theCentrifuge Decanter drive and describes the possible cause and corrective actions.Additional parameter data contains further information on the parameters.Related documentsSee List of related manuals on page 2 (inside the front cover).

Introduction 5Terms and abbreviationsThis manual uses the following terms and abbreviations:Term/ExpansionDefinitionAIAnalog inputInterface for analog input signalsAOAnalog outputInterface for analog output signalsBBooleanData type booleanDDCSDistributed DriveCommunication SystemA protocol used in optical fiber communication.DefDefault valueDefault valueDIDigital inputInterface for digital input signalsDODigital outputInterface for digital output signalsFbEqFieldbus equivalentValue on control panel converted to an integervalue when communicated over a serialcommunication link (fieldbus interface)IIntegerData type djustable operation instruction to thedrive, or signalmeasured or calculated by the driveRRealData type realRORelay outputInterface for a digital output signal implementedwith a relay.FDCO-01/02-Optional DDCS communication moduleType-Data typeAbbreviationCybersecurity disclaimerThis product is designed to be connected to and to communicate information and data viaa network interface. It is Customer's sole responsibility to provide and continuously ensurea secure connection between the product and Customer network or any other network (asthe case may be). Customer shall establish and maintain any appropriate measures (suchas but not limited to the installation of firewalls, application of authentication measures,encryption of data, installation of anti-virus programs, etc) to protect the product, thenetwork, its system and the interface against any kind of security breaches, unauthorizedaccess, interference, intrusion, leakage and/or theft of data or information. ABB and itsaffiliates are not liable for damages and/or losses related to such security breaches, anyunauthorized access, interference, intrusion, leakage and/or theft of data or information.

6 Introduction

Quick start-up guide 72Quick start-up guideContents of this chapterThis chapter provides the instructions to start-up the Centrifuge and Decanter drive. It alsoillustrates the default control connections for the Centrifuge and Decanter drive.See, Centrifuge drive start-up (page 8) Decanter drive start-up (page 10)Centrifuge I/O control connections (page 9)Decanter I/O control connections (page 11)Before you startMake sure the drive is installed as per the mechanical and electrical instructions describedin the Quick installation guide and/or Hardware manual.SafetyWARNING! All electrical installation and maintenance work on the drive should becarried out by qualified electricians only.Never work on the drive, the brake chopper circuit, the motor cable or the motor whenpower is applied to the drive. Always make sure by measuring that no voltage is actuallypresent.WARNING! Make sure that the machinery into which the drive with brake controlfunction is integrated fulfills the personnel safety regulations. Note that thefrequency converter (a Complete Drive Module or a Basic Drive Module, asdefined in IEC 61800-2), is not considered as a safety device mentioned in the EuropeanMachinery Directive and related harmonized standards. Thus, the personnel safety of thecomplete machinery must not be based on a specific frequency converter feature (such as

8 Quick start-up guidethe brake control function), but it has to be implemented as defined in the applicationspecific regulations.Centrifuge drive start-upThe checklist for Centrifuge drive start-up is given below:StepAction1Connect digital and analog I/Os according to the wiring diagram shown in sectionCentrifuge I/O control connections.2Perform basic start-up of the drive. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]).3Activate Centrifuge control program with parameter 74.01 Centrifuge/ Decanter functionselection.4Activate default relay outputs and default actual values on the control panel withparameters 10.24.10.32. See ACS880 primary control program firmware manual(3AUA0000085967[English]).5Set speed limits with following parameters: 77.01 Fill speed 77.02 Spin speed 77.03 Unload speed 77.04 Prewashing speed 77.05 Washing speed.6Set acceleration and deceleration ramps with following parameters: 77.06 Acc time to fill speed and 77.08 Dec time to unload speed7Tune other parameters required for controlling the Centrifuge sequence. See parametergroup 77 Centrifuge pattern.8The drive is ready to run.Perform a test run with the motors de-coupled in the driven machinery. Start the drivelocally by following the instructions in section How to start and stop the Centrifuge.

Quick start-up guide 9Centrifuge I/O control connectionsXPOW12XAI1234567External power input 24VI24 V DC, 2 AGNDReference voltage and analog inputs VREF10 V DC, RL 1 10 kohm-VREF-10 V DC, RL1 10 kohmAGNDGroundAI1 Analog input 1Default: Not in use, 0(2).10 VAI1AI2 Analog input 20(4).20 mAAI2-XAOnT1234AO1AGNDAO2AGNDMotor speed rpm0.20 mAAnalog output 2, Actual torque0.20 mABABGNDDrive-to-drive NCCOMNONCCOMNONCCOMNORelay out 1250 V AC / 30 VDC, 2 APrewashing, Par. 09.01, bit 1Relay output 2250 V AC / 30 VDC, 2 AWashing, Par. 09.01, bit 4Relay output 3250 V AC / 30 VDC, 2 AUnloading, Par. 09.01, bit 7XD2412345XDIO12XDI123456DIIL 24VDDICOM 24VDDIOGNDDIO1DIO2Digital interlock 24 V DC 20 mADigital input ground 24 V DC 200 mADigital input/outputOutput: ReadyOutput: RunningDI1Stop (0) / Start (1)DI2Not usedDI3Reset patternDI4Manual haltDI5Accelerate to spinningDI6Not usedSafe torque off circuits must be closed for the drive toXSTOstart. See Hardware manual of drive.X12Safety options connectionX13Control panel connectionX205Memory unit connection

10 Quick start-up guideDecanter drive start-upThe checklist for Decanter drive start-up is given below:StepAction1Connect digital and analog I/Os according to the wiring diagram shown in sectionDecanter I/O control connections.2Perform basic start-up of the drive. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]).3Activate Decanter control program with parameter 74.01 Centrifuge/ Decanter functionselection.4Activate default relay outputs and default actual values on the control panel withparameters 10.24.10.32. See ACS880 primary control program firmware manual(3AUA0000085967[English]).5Activate Bowl drive with following parameters: 78.01 Decanter mode select 78.07 Bowl belt D1 78.08 Bowl belt D26Activate Scroll drive with following parameters: 78.01 Decanter mode select 78.02 Decanter control selection in scroll 78.03 Delta speed start/stop 78.04 Delta speed function 78.05 Delta speed ref selection 78.09 Gearbox ratio 78.10 Scroll belt D3 78.11 Scroll belt D4 78.23 Acceleration time 78.24 Deceleration time7Activate torque windows with following parameters: 78.12 Torque window sel 78.13 Torque ref select 78.15 Torque gain 78.16 Torque integration time8Activate load compensation with following parameters: 78.17 Load compensation gain 78.18 Load compensation int time 78.19 Torque to delta speed9The drive is ready to run.Perform a test run with the motors de-coupled in the driven machinery.

Quick start-up guide 11Decanter I/O control connectionsnT*) The scroll drive calculates itsspeed reference from the deltaspeed reference and the bowl actualspeed. By default the delta speed isgiven by a parameter, and the bowlactual speed is received via the seriallink from the bowl 3XD2412345XDIO12XDI123456External power input 24VI24 V DC, 2 AGNDReference voltage and analog inputs VREF10 V DC, RL 1 10 kohm-VREF-10 V DC, RL1 10 kohmAGNDGroundAI1 Analog input 1, 0(2).10VSpeed ref (bowl)/Not in use (scroll)AI1AI2 By default not in use0(4).20 mAAI2AO1AGNDAO2AGNDActual motor speed (Act delta speed)0.20 mAActual motor torque0.20 mABABGNDDrive-to-drive linkNCCOMNONCCOMNONCCOMNODIIL 24VDDICOM 24VDDIOGNDDIO1DIO2Ready (No fault)250 V AC / 30 VDC2ARunning250 V AC / 30 VDC2AFault (-1)250 V AC / 30 VDC2ADigital interlock 24 V DC 20 mADigital input ground 24 V DC 200 mADigital input/outputOutput: ReadyOutput: RunningDI1Stop (0) / Start (1)DI2DI3DI4DI5DI6Safe torque off circuits must be closed for the drive toXSTOstart. See Hardware manual of drive.X12Safety options connectionX13Control panel connectionX205Memory unit connection1)ABB recommends to use a FDCO-01/02 module for creating a master follower linkbetween scroll and bowl.

12 Quick start-up guideOptical link for DecanterTo realize the internal drives communication, an optical link is required between the Bowldrive and the Scroll drive. Connect channel 2 of both drives together using a pair of fibreoptic cable (2 m to 10 m).Bowl driveScroll driveACS880ACS880FDCO - 01DDCS linkFDCO - 01DDCS linkCH2V1TV1RV2TV2RCH2V1TV1RV2TV2RScroll status wordBowl actual speedBowl speed scaling factorControl wordTorque limit statusFigure 1. Optical link connection (T Transmitter, R Receiver) Parameter settingsConfigure Bowl drive and Scroll drive using the following parameters:Bowl drive parameters: 60.01 M/F communication port (fiber optic channel selection) Slot 1B. SeeACS880 primary control program firmware manual (3AUA0000085967[English]). 60.02 M/F node address 1. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]). 60.12 M/F act1 type Speed. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]). 74.01 Centrifuge/ Decanter function selection Decanter78.01 Decanter mode select Bowl

Quick start-up guide 13Scroll drive parameters: 60.01 M/F communication port (fiber optic channel selection) Slot 1B. SeeACS880 primary control program firmware manual (3AUA0000085967[English]). 60.02 M/F node address 2. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]). 20.01 Ext1 commands M/f link. See ACS880 primary control program firmwaremanual (3AUA0000085967[English]). 22.11 Speed ref1 source M/f reference 1. See ACS880 primary control programfirmware manual (3AUA0000085967[English]). 74.01 Centrifuge/ Decanter function selection Decanter78.01 Decanter mode select Scroll78.02 Decanter control selection in scroll Selected78.03 Delta speed start/stop Bowl drive78.25 Scroll ref sel DDCS

14 Quick start-up guideDecanter scroll fault supervision Decanter connection exampleThe connection illustrated below stops the Bowl drive and the Scroll drive in the event ofscroll fault.Scroll driveBowl driveRelay Output 3FAULT(-1)ACS880 24VDDIILACS880XD24 1 2 3 4 5Figure 2. Decanter connectionXD24 1 2 3 45XRO1 1 2 3

Centrifuge program features 153Centrifuge program featuresContents of this chapterThis chapter describes the operational sequence of Centrifuge drive and also includes theimportant functions within the control program that are specific to the Centrifugeapplication.Centrifuge control program Centrifuge operating principleCentrifuge motorInput feedSolids outputBasketLiquid outputFigure 3. Centrifuge operationThe Centrifuge operation is based on the principle of centrifugal force. The Centrifugeaccelerates to a pre determined filling speed and then the feed input is initiated. As thecentrifugal force drives the feed through filter media and perforated basket wall, a cakebuilds up on the filter media. The liquid is removed through an outlet. The retained solidparticles are accelerated to spinning speed, after which the centrifuge decelerates to

16 Centrifuge program featuresunloading speed and a discharger removes the product from the basket. An alternativeunloading method allows top removal of product in a filter bag. Operating modeCentrifuge operation can be set with parameter 74.01 Centrifuge/ Decanter functionselection. For using the Centrifuge, see steps in Centrifuge drive start-up (page 8). Centrifuge operation sequencespeedThe graph below illustrates the operating sequence of a Centrifuge drive. Thecorresponding operating stages are listed in the table below this graph.1 2 3456798101112.timeRO1RO2RO3Figure 4. Operation sequence of CentrifugeThe table below lists the different operating stages of Centrifuge drive and points to therelated parameter setting.StageNo.Stage descriptionCentrifuge operationSee parameter1Drive starts acceleratingthe Centrifuge to fillingspeed.Drive starts accelerating theCentrifuge.77.06 Acc time to fill speed2Drive reaches the prewashing speed.Pre-washing counter starts.77.04 Prewashing speed3Counter reaches the setpre-washing time.Pre-washing is deactivated.77.10 Prewashing time4Drive reaches the fillingspeed.Drive shifts to constantspeed. The external systemstarts filling the Centrifuge.77.01 Fill speed5External system stopsthe Centrifuge filling.Drive accelerates theCentrifuge to spin speed.77.07 Acc time to spinspeed6Drive reaches thewashing speed.Washing counter starts andRelay output RO2 starts thewashing operation.77.05 Washing speed

Centrifuge program features 17StageNo.Stage descriptionCentrifuge operationSee parameter7Counter reaches the setwashing time.Washing stops.77.11 Washing time8Drive reaches thespinning speed.Drive shifts to constantspeed and the spinning timecounter starts.77.02 Spin speed9Counter reaches the setspinning time.Drive shifts to deceleration.77.12 Spinning time10Drive reaches theunloading speed.Drive shifts to constantspeed and unload counter77.03 Unload speed and77.08 Dec time to unloadspeedstarts.11Counter reaches the setunloading time.Relay output RO3 deenergises switching off theunloading.77.13 Unloading time12Centrifuge comes tostandstill.See step 1.77.09 Dec time to zerospeed How to start and stop the CentrifugeThe Start command starts the Centrifuge operating sequence or continues the sequenceafter the Stop command. The Stop command stops the centrifuge at any phase of thesequence.Note: To start the centrifuge after a fault or power switch-off, make sure to give a rising edgeof the start signal. To start or stop the Centrifuge through I/O controls, select the source of start and stopcommands separately for each control location (EXT1 or EXT2) with parameters20.01.20.10. See ACS880 primary control program firmware manual(3AUA0000085967[English]). Use the I/O controls only when the drive is in external control mode. The “Local” on thefirst row of the panel indicates local control. Press LOC/REM key to shift between localcontrol and external control. See ACS-AP-x assistant control panels user’s manual(3AUA0000085685[English]). How to reset the Centrifuge sequenceThe Centrifuge reset sequence starts the Centrifuge sequence from the start and clears allthe actual signals in group 09 Centrifuge.To reset the Centrifuge sequence through I/O controls, stop the drive and set the digitalinput defined as the source for resetting. See parameter 75.01 Pattern reset selection(page 34).Note: Check that the selected digital input DI is not used for other purposes.

18 Centrifuge program features How to halt the CentrifugeAfter receiving the Halt signal, the drive immediately shifts to deceleration phase and runsthe Centrifuge to standstill along the remaining sequence.The graph below illustrates two cases on how the sequence continues after the Haltsignal.Halt 1 Drive receives Halt signal during acceleration phase.speedHalt 2 Drive receives Halt signal during spinning phase.Sequenceafter Halt 1Halt 1Sequenceafter Halt 2NormalsequenceHalt 2timeFigure 5. Halt sequenceTo halt the centrifuge through I/O control, set the defined digital input as the source for thehalt signal. See parameter 75.02 Manual halt (page 34).Drive configuration and programming Adaptive programmingConventionally, the user can control the operation of the drive by parameters. However,the standard parameters have a fixed set of choices or a setting range. To furthercustomize the operation of the drive, an adaptive program can be constructed out of a setof function blocks.The Drive composer pro PC tool (version 1.10 or later, available separately) has anAdaptive programming feature with a graphical user interface for building the customprogram. The function blocks i

Drive application programming manual (IEC 61131-3) 3AUA0000127808 ACS880 diode supply control program firmware manual 3AUA0000103295 ACS880 IGBT supply control program firmware manual 3AUA0000131562 ACS880 distributed I/O bus supplement 3AXD50000126880 Option manuals and guides ACX-AP-x assistant con

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