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Sterling STT 800 manual Dehumidified Air Dryer, Error and error correction, Overflow

Models: STT 800

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Dehumidified Air Dryer

Overflow

Press the ”F2"-key.

If there are more current alarm messages than can be saved, a warning message (= residual buffer reached) may be given.

This function is password protected (Sterling service).

Overflow warning On/Off

Press the SHIFT-key.

By means of the arrow keys, select ”on” if a warning message is to be given. By means of the arrow keys, select ”off” if no warning message is to be given.

Press the ENTER-key.

If the overflow warning message is given, press the ACK-key. Delete the alarm messages.

Press the ESC-key.

SM2-625

Error and error correction 4-5

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Sterling STT 800 manual Dehumidified Air Dryer, Error and error correction, Overflow warning On/Off

Contents

Operating Instructions Dehumidified Air Dryer STT with Siemens S7 control unitSterling Material Processing SM2-625Parts and Service Department Sales and Contracting DepartmentEdition 06/02 STT Sterling Material ProcessingOrder confirmation number Page TABLE OF CONTENTS Page Page Dehumidified Air Dryer 1. General InformationGeneral Information 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 UsageSafety instructions 2. Safety instructionsDehumidified Air Dryer Safety instructions Dehumidified Air Dryer 2.1. For your safetyGeneral Safety instructions AssemblyDehumidified Air Dryer OperationMaintenance Safety instructionsDehumidified Air Dryer Safety instructions 2.2. For the safety of the devicesDehumidified Air Dryer 3. Start-up Start-up3.1.1. Key assignment STT 3.1. Control systemStart-up STT 3.1.2. Flow chart Indicator lamp messagesStart-up SM2-6253.2.1. Operation statuses STT 3.2. Switching on the dryerStart-up STT 3.3. Viewing the software-version 3.4. PasswordsStart-up 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 Target Start-upPre air cooler Act STT 3.5.3. Entering hopper values Start-upHopper entry X Target Hopper entry X ActGranules target % = C F Start-upGranules act. CF e.g. valve block moved in/moved out/error STT 3.5.4. Observing processing statusStart-up 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 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” 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-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 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 position5.4. Disposing of the drying agent 5.5. Servicing the accessoriesMaintenance 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 descriptionDew point dependent regeneration switch optional STT 6.1. DryerFunctional description STT 6.2. Drying hopper optional Functional description6.4. Pre air cooler optional STT 6.3. Return air cooler optionalFunctional description 6.6. Automatic motor flaps optional STT 6.5. 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 Transport, Assembly and Storage Dehumidified Air Dryerwith a workshop crane Transport with a workshop crane SM2-6257.3. Storage Dehumidified Air Dryer 7.2. AssemblyTransport, Assembly and Storage Assembly instructions 8. Assembly instructionsDehumidified Air Dryer Assembly instructions 8.2. Connection of the air coolers optionalDehumidified Air Dryer 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 optionalElectrical manual 11. Electrical manualDehumidified Air Dryer 12.Accessories AccessoriesDehumidified Air Dryer SM2-625Sterling Material Processing Accessories Entering values on the OP02/01GB 3.3Entering Values ProcedureGeneral Operation StepGeneral Operation 3.3.1Entering Numerical ValuesException 3.3.2Entering Alphanumeric Values ProcedureGeneral Operation StepGeneral Operation ProcedureStep 3.3.3Entering Symbolic Values ProcedureGeneral Operation StepSterling Material Processing Accessories Flap control with Fuzzy-Logic10/00GB Control unit “flap” Flap control with Fuzzy-Logic10/00GB