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Sterling STT 800 manual General Information, Dehumidified Air Dryer

Models: STT 800

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Dehumidified Air Dryer

1. General Information

These operating instructions are addressed to all users of the device.

These operating instructions must be used by every person charged with work on the unit.

SM2-625

General Information 1-1

Page 8

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Sterling STT 800 manual General Information, Dehumidified Air Dryer

Contents

Operating Instructions Dehumidified Air Dryer STT with Siemens S7 control unitSterling Material Processing SM2-625Parts and Service Department Sales and Contracting DepartmentOrder confirmation number STT Sterling Material ProcessingEdition 06/02 Page 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 General Dehumidified Air Dryer 2.1. For your safetySafety instructions Safety instructions AssemblyDehumidified Air Dryer OperationDehumidified Air Dryer Safety instructionsMaintenance Dehumidified Air Dryer 2.2. For the safety of the devicesSafety instructions 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 SM2-625Start-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 ActPre air cooler Act Start-upPre air cooler Target STT 3.5.3. Entering hopper values Start-upHopper entry X Target Hopper entry X ActGranules act. CF 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 filterMaintenance 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 Remove the protective grid of the blower positionMaintenance 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 SM2-625STT 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 descriptionFunctional description STT 6.3. Return air cooler optional6.4. Pre air cooler optional Functional description STT 6.5. Hopper heaters optional6.6. 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 SM2-625Transport, Assembly and Storage Dehumidified Air Dryer 7.2. Assembly7.3. Storage Dehumidified Air Dryer 8. Assembly instructionsAssembly instructions Dehumidified Air Dryer 8.2. Connection of the air coolers optionalAssembly instructions Dehumidified Air Dryer 8.3. Electrical connection Assembly instructions9. Technical Data Technical DataBasic Equipment Optional EquipmentTechnical Data Dimension sheet139O mm 350mm10. Spare parts list Spare parts listSpare parts list Spare parts list Pos. ID-numberDescription10.1. Switching Cabinet and Operating Unit Spare parts listAccessories Return air cooler optionalDehumidified Air Dryer 11. Electrical manualElectrical manual 12.Accessories AccessoriesDehumidified Air Dryer SM2-62502/01GB 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”