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Sterling STT 1600 operating instructions Electrical manual, Dehumidified Air Dryer

Models: STT 1600

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Dehumidified Air Dryer

11. Electrical manual

Version: 64.10-0133GB01 10/97

»This electrical manual is intended to be used only by Sterling service personnel and trained personnel authorized by Sterling.

Other persons are not permitted to modify or repair the equipment.

¨Connection diagram no.: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

¨Currently not available; will be delivered at a later date!

SM2-630

Electrical manual 11-1

Page 80

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Sterling STT 1600 operating instructions Electrical manual, Dehumidified Air Dryer

Contents

Operating Instructions Dehumidified Air Dryer STT with Siemens S7 control unitSterling Material Processing SM2-630Parts and Service Department Sales and Contracting DepartmentSTT Sterling Material Processing Edition 11/02Order confirmation number SM2-630Page TABLE OF CONTENTS Page Page General Information 1. General InformationDehumidified Air Dryer Dehumidified Air Dryer 1.1. Warnings and symbols General Information1.2. Explanations and information 1.3. Legal basis1.4. Fields of applications 1.5. Notes on UsageDehumidified Air Dryer 2. Safety instructionsSafety instructions Dehumidified Air Dryer 2.1. For your safety Safety instructionsAssembly GeneralOperation Safety instructionsDehumidified Air Dryer Dehumidified Air Dryer Safety instructionsMaintenance Dehumidified Air Dryer 2.2. For the safety of the devicesSafety instructions Dehumidified Air Dryer Safety instructionsObserve 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 3. Start-up Start-upStart-up STT 3.1. Control system3.1.1. Key assignment STT 3.1.2. Flow chart Indicator lamp messagesStart-up SM2-630Start-up STT 3.2. Switching on the dryer3.2.1. Operation statuses Start-up 3.4. PasswordsSTT 3.3. Viewing the software-version Login Start-upLogout EditSTT 3.5. Basic parameters 3.5.1. Turning the devices on/offTimer on/off Start-upStart-up Hopper X on/off X = number of the drying hopperSTT 3.5.2. Entering dryer values Start-upRegeneration Heater Act Used air ActReturn air cooler Act Start-upReturn air cooler Target STT 3.5.3. Entering hopper values Start-upHopper entry X Target Hopper entry X ActGranules act. C F Start-upGranules target: _ % = _ C F Start-up STT 3.5.4. Observing processing statuse.g. valve block moved in/moved out/error STT 3.5.5. Setting date and time Start-upDate TimeSTT 3.5.6. Viewing/changing language and contrast Start-upContrast LanguageSTT 3.5.7. Changing parameters Start-upSelect ”Parameters” Run on time drying blower --300 secXX ON 00 00 OFF 00 00 XX = day Mo-Su STT 3.5.8. Setting the timerStart-up Select ”Main menu” STT 3.6. Starting continuous operationStart-up STT 3.7. Viewing system runtime Start-upSelect ”System runtime” System runtimeSTT 3.8. Switching the dryer off Switch off the dryer at the main switchDisconnect the power supply Start-upDehumidified Air Dryer 4. Error and error correctionError and error correction Dehumidified Air Dryer Error and error correctionFailures must be repaired immediately LED “ALARM” View Error and error correctionDehumidified Air Dryer Error and error correction Dehumidified Air DryerNumber Total messagesError and error correction Dehumidified Air DryerOverflow Overflow warning On/OffError and error correction PLC = SPS Battery is EmptyMain Switch is Off A Safety Temperature Limiter has been ActivatedError and error correction Excess Temperature Regeneration HeaterInsufficient Temperature Regeneration Heater Error Bypass FlapError and error correction Temperature Measurement Drying Heater DefectiveExcess Temperature Drying Heater Insufficient Temperature Drying HeaterError and error correction Temperature Measurement Granules Defective HopperExcess Temperature Granules 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 filterMaintenance Re-installthe cleaned/new filter matFilter of the electrical cabinet Remove the lid of the filterSTT 5.3. Tensioning the V-belts MaintenanceMaintenance ”Regeneration” BlowerMaintenance ”Drying” BlowerMaintenance 5.5. Servicing the accessories5.4. Disposing of the drying agent 5.6. Changing the battery of the control system MaintenanceMaintenance Store backup batteries in a dry and cool placeOrder number battery SM2-630STT 5.6.1. Resetting the control values Maintenance6. Functional description Functional descriptionFunctional description STT 6.1. DryerDew point dependent regeneration switch optional STT 6.2. Drying hopper optional Functional descriptionSTT 6.3. Return air cooler optional Functional descriptionFunctional description STT 6.4. Hopper heaters optional6.5. Automatic motor flaps optional Dehumidified Air Dryer 7. Transport, Assembly and StorageTransport, Assembly and Storage with a fork lift truck Dehumidified Air Dryer 7.1. Transport and PackingTransport, Assembly and Storage Transport, Assembly and Storage Dehumidified Air Dryerwith a workshop crane Transport with a workshop crane SM2-630Transport, Assembly and Storage Dehumidified Air Dryer 7.2. Assembly7.3. 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 instructions9. Technical Data Technical DataBasic Equipment Optional EquipmentSM2-630 Technical DataDimension sheet 10. Spare parts list Spare parts listSpare parts list 99716Ball bearing 05190Spare parts list 10039 31536 Sealing 7216517 Motor flap optional 86379 Motor 88952 SealingSpare parts list S8953210.1. Switching Cabinet and Operating Unit Spare parts listControl Hopper heatersDehumidified Air Dryer 11. Electrical manualElectrical manual 12. Accessories AccessoriesDehumidified Air Dryer Version 64.10-0134GB0110/9702/01GB Accessories Entering values on the OPSterling Material Processing 3.3Entering Values ProcedureGeneral Operation StepException 3.3.1Entering Numerical ValuesGeneral Operation 3.3.2Entering Alphanumeric Values ProcedureGeneral Operation StepStep ProcedureGeneral Operation 3.3.3Entering Symbolic Values ProcedureGeneral Operation Step10/00GB Accessories Flap control with Fuzzy-LogicSterling Material Processing 10/00GB Flap control with Fuzzy-LogicControl unit “flap”