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Sterling STT 1600 operating instructions Functional description

Models: STT 1600

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STT 1600

6. Functional description

This functional description is intended for all operating personnel of the equipment.

Prerequisite for this functional description is general knowledge of dryers and SPS (PLC) systems.

Ensure in each case that the operating personnel are sufficiently informed.

SM2-630

Functional description 6-1

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Sterling STT 1600 operating instructions Functional description

Contents

Sterling Material Processing Operating Instructions Dehumidified Air Dryer STTwith Siemens S7 control unit SM2-630Order confirmation number STT Sterling Material ProcessingEdition 11/02 SM2-630Page TABLE OF CONTENTS Page Page Dehumidified Air Dryer 1. General InformationGeneral Information Dehumidified Air Dryer 1.1. Warnings and symbols General Information1.4. Fields of applications 1.2. Explanations and information1.3. Legal basis 1.5. Notes on UsageSafety instructions 2. Safety instructionsDehumidified Air Dryer Assembly Dehumidified Air Dryer 2.1. For your safetySafety instructions 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 3. Start-up Start-up3.1.1. Key assignment STT 3.1. Control systemStart-up Start-up STT 3.1.2. Flow chartIndicator lamp messages 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 Logout LoginStart-up EditTimer on/off STT 3.5. Basic parameters3.5.1. Turning the devices on/off Start-upStart-up Hopper X on/off X = number of the drying hopperRegeneration Heater Act STT 3.5.2. Entering dryer valuesStart-up Used air ActReturn air cooler Target Start-upReturn air cooler Act Hopper entry X Target STT 3.5.3. Entering hopper valuesStart-up 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 Date STT 3.5.5. Setting date and timeStart-up TimeContrast STT 3.5.6. Viewing/changing language and contrastStart-up LanguageSelect ”Parameters” STT 3.5.7. Changing parametersStart-up 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” Select ”System runtime” STT 3.7. Viewing system runtimeStart-up System runtimeDisconnect the power supply STT 3.8. Switching the dryer offSwitch off the dryer at the main switch 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 Number Error and error correctionDehumidified Air Dryer Total messagesOverflow Error and error correctionDehumidified Air Dryer Overflow warning On/OffMain Switch is Off Error and error correctionPLC = SPS Battery is Empty A Safety Temperature Limiter has been ActivatedInsufficient Temperature Regeneration Heater Error and error correctionExcess Temperature Regeneration Heater Error Bypass FlapExcess Temperature Drying Heater Error and error correctionTemperature Measurement Drying Heater Defective Insufficient Temperature Drying HeaterExcess Temperature Granules Hopper Error and error correctionTemperature Measurement Granules Defective Hopper Valve Error Hopper5. Maintenance MaintenanceMaintenance Please observe the maintenance scheduleSTT 5.1. Maintenance intervals MaintenanceSTT 5.2. Cleaning/renewing the air filters MaintenanceMaintenance Return air filter/Regeneration air filterFilter of the electrical cabinet MaintenanceRe-installthe cleaned/new filter mat Remove the lid of the filterSTT 5.3. Tensioning the V-belts MaintenanceMaintenance ”Regeneration” BlowerMaintenance ”Drying” Blower5.4. Disposing of the drying agent 5.5. Servicing the accessoriesMaintenance 5.6. Changing the battery of the control system MaintenanceOrder number battery MaintenanceStore backup batteries in a dry and cool place SM2-630STT 5.6.1. Resetting the control values Maintenance6. Functional description Functional descriptionDew point dependent regeneration switch optional STT 6.1. DryerFunctional description STT 6.2. Drying hopper optional Functional descriptionSTT 6.3. Return air cooler optional Functional description6.5. 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 with a workshop crane Transport, Assembly and StorageDehumidified Air Dryer Transport with a workshop crane SM2-6307.3. Storage Dehumidified Air Dryer 7.2. AssemblyTransport, Assembly and Storage 8. Assembly instructions Assembly instructionsAssembly instructions STT 8.2. Filling up the drying cells Assembly instructionsSTT 8.3. Connection of the air coolers optional Assembly instructionsSTT 8.4. Electrical connection Assembly instructionsBasic Equipment 9. Technical DataTechnical Data Optional EquipmentDimension sheet Technical DataSM2-630 10. Spare parts list Spare parts listBall bearing Spare parts list99716 0519039 31536 Sealing 7216517 Motor flap optional Spare parts list100 86379 Motor 88952 SealingSpare parts list S89532Control 10.1. Switching Cabinet and Operating UnitSpare parts list Hopper heatersElectrical manual 11. Electrical manualDehumidified Air Dryer Dehumidified Air Dryer 12. AccessoriesAccessories Version 64.10-0134GB0110/97Sterling Material Processing Accessories Entering values on the OP02/01GB General Operation 3.3Entering ValuesProcedure StepGeneral Operation 3.3.1Entering Numerical ValuesException General Operation 3.3.2Entering Alphanumeric ValuesProcedure StepGeneral Operation ProcedureStep General Operation 3.3.3Entering Symbolic ValuesProcedure StepSterling Material Processing Accessories Flap control with Fuzzy-Logic10/00GB Control unit “flap” Flap control with Fuzzy-Logic10/00GB