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Sterling STT 1600 operating instructions Error and error correction, Dehumidified Air Dryer

Models: STT 1600

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Dehumidified Air Dryer

4. Error and error correction

This chapter is directed at the operators of the equipment.

This chapter assumes general skills in dealing with drying systems and SPS (PLC) control units.

This chapter assumes that the “start-up” description has been read and un- derstood.

It should be ensured in each and every case that the operators have the rele- vant skills.

SM2-630

Error and error correction 4-1

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Sterling STT 1600 operating instructions Error and error correction, Dehumidified Air Dryer

Contents

with Siemens S7 control unit Operating Instructions Dehumidified Air Dryer STTSterling Material Processing SM2-630Sales and Contracting Department Parts and Service DepartmentEdition 11/02 STT Sterling Material ProcessingOrder confirmation number SM2-630Page TABLE OF CONTENTS Page Page Dehumidified Air Dryer 1. General InformationGeneral Information General Information Dehumidified Air Dryer 1.1. Warnings and symbols1.3. Legal basis 1.2. Explanations and information1.4. Fields of applications 1.5. Notes on UsageSafety instructions 2. Safety instructionsDehumidified Air Dryer Safety instructions Dehumidified Air Dryer 2.1. For your safetyAssembly GeneralDehumidified Air Dryer Safety instructionsOperation Maintenance Safety instructionsDehumidified Air Dryer Safety instructions 2.2. For the safety of the devicesDehumidified Air Dryer Observe that the drying cells must be filled with drying agent before setting-upthe dryer only STT 1600, STT 2400. This will prevent damage of material Safety instructionsDehumidified Air Dryer Start-up 3. Start-up3.1.1. Key assignment STT 3.1. Control systemStart-up Indicator lamp messages STT 3.1.2. Flow chartStart-up SM2-6303.2.1. Operation statuses STT 3.2. Switching on the dryerStart-up STT 3.3. Viewing the software-version 3.4. PasswordsStart-up Start-up LoginLogout Edit3.5.1. Turning the devices on/off STT 3.5. Basic parametersTimer on/off Start-upHopper X on/off X = number of the drying hopper Start-upStart-up STT 3.5.2. Entering dryer valuesRegeneration Heater Act Used air ActReturn air cooler Target Start-upReturn air cooler Act Start-up STT 3.5.3. Entering hopper valuesHopper entry X Target Hopper entry X ActGranules target: _ % = _ C F Start-upGranules act. C F e.g. valve block moved in/moved out/error STT 3.5.4. Observing processing statusStart-up Start-up STT 3.5.5. Setting date and timeDate TimeStart-up STT 3.5.6. Viewing/changing language and contrastContrast LanguageStart-up STT 3.5.7. Changing parametersSelect ”Parameters” Run on time drying blower --300 secStart-up STT 3.5.8. Setting the timerXX ON 00 00 OFF 00 00 XX = day Mo-Su Start-up STT 3.6. Starting continuous operationSelect ”Main menu” Start-up STT 3.7. Viewing system runtimeSelect ”System runtime” System runtimeSwitch off the dryer at the main switch STT 3.8. Switching the dryer offDisconnect the power supply Start-upError and error correction 4. Error and error correctionDehumidified Air Dryer Failures must be repaired immediately LED “ALARM” Error and error correctionDehumidified Air Dryer Dehumidified Air Dryer Error and error correctionView Dehumidified Air Dryer Error and error correctionNumber Total messagesDehumidified Air Dryer Error and error correctionOverflow Overflow warning On/OffPLC = SPS Battery is Empty Error and error correctionMain Switch is Off A Safety Temperature Limiter has been ActivatedError Bypass Flap Error and error correctionError Valve Block Dehumidified Air DryerSafety Switch Drying Heater Error and error correctionSafety Switch Heater Hopper Dehumidified Air DryerValve Error Hopper Error and error correctionDehumidified Air Dryer Temperature Measurement Granules Defective HopperMaintenance 5. MaintenancePlease observe the maintenance schedule MaintenanceMaintenance STT 5.1. Maintenance intervalsMaintenance STT 5.2. Cleaning/renewing the air filtersReturn air filter/Regeneration air filter MaintenanceRe-installthe cleaned/new filter mat MaintenanceFilter of the electrical cabinet Remove the lid of the filterMaintenance STT 5.3. Tensioning the V-belts”Regeneration” Blower Maintenance”Drying” Blower Maintenance5.4. Disposing of the drying agent 5.5. Servicing the accessoriesMaintenance Maintenance 5.6. Changing the battery of the control systemStore backup batteries in a dry and cool place MaintenanceOrder number battery SM2-630Maintenance STT 5.6.1. Resetting the control valuesFunctional description 6. Functional descriptionDew point dependent regeneration switch optional STT 6.1. DryerFunctional description Functional description STT 6.2. Drying hopper optionalFunctional description STT 6.3. Return air cooler optional6.5. Automatic motor flaps optional STT 6.4. Hopper heaters optionalFunctional description Transport, Assembly and Storage 7. Transport, Assembly and StorageDehumidified Air Dryer Transport, Assembly and Storage Dehumidified Air Dryer 7.1. Transport and Packingwith a fork lift truck Dehumidified Air Dryer Transport, Assembly and Storagewith a workshop crane Transport with a workshop crane SM2-6307.3. Storage Dehumidified Air Dryer 7.2. AssemblyTransport, Assembly and Storage Assembly instructions 8. Assembly instructionsAssembly instructions Assembly instructions STT 8.2. Filling up the drying cellsAssembly instructions STT 8.3. Connection of the air coolers optionalAssembly instructions STT 8.4. Electrical connectionTechnical Data 9. Technical DataBasic Equipment Optional EquipmentDimension sheet Technical DataSM2-630 Spare parts list 10. Spare parts list99716 Spare parts listBall bearing 05190100 Spare parts list39 31536 Sealing 7216517 Motor flap optional 86379 Motor 88952 SealingS89532 Spare parts listSpare parts list 10.1. Switching Cabinet and Operating UnitControl Hopper heatersElectrical manual 11. Electrical manualDehumidified Air Dryer Accessories 12. AccessoriesDehumidified Air Dryer Version 64.10-0134GB0110/97Sterling Material Processing Accessories Entering values on the OP02/01GB Procedure 3.3Entering ValuesGeneral Operation StepGeneral Operation 3.3.1Entering Numerical ValuesException Procedure 3.3.2Entering Alphanumeric ValuesGeneral Operation StepGeneral Operation ProcedureStep Procedure 3.3.3Entering Symbolic ValuesGeneral Operation StepSterling Material Processing Accessories Flap control with Fuzzy-Logic10/00GB Control unit “flap” Flap control with Fuzzy-Logic10/00GB