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Sterling STT 500 manual STT 3.5.2. Entering dryer values, Start-up, Regeneration Heater Act

Models: STT 500

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STT 500

3.5.2. Entering dryer values

Select ”Dryer”.

Acknowledge with the ENTER-key.

Press the ”F3”-key.

Regeneration Heater Act.

The regenerated heat temperature will be displayed.

Used air Act.

The current temperature of the used air will be displayed.

Press the “â” key.

If the unit operates with “Dew point dependent regeneration switch” (op- tional):

Dew point max.

Enter the maximum permissible (worst allowed) dew point temperature (-35 to 28 °C) (-31 to 82.4°F)..

Acknowledge with the ENTER-key.

Dew point Act.

The current dew point temperature will be displayed.

If there is a cable break “+0 °C” (32°F) is displayed.

Press the “â” key.

SM2-620

Start-up 3-9

Page 24

Image 24

Sterling STT 500 manual STT 3.5.2. Entering dryer values, Start-up, Regeneration Heater Act, Used air Act, Dew point max

Contents

Operating Instructions Dehumidified Air Dryer STT with Siemens S7 control unitSterling Material Processing SM2-620Parts and Service Department Sales and Contracting DepartmentSTT Sterling Material Processing Edition 04/02Order confirmation number SM2-620Page TABLE OF CONTENTS Page Page 1. General Information Dehumidified Air DryerGeneral 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 Usage2. Safety instructions Safety instructionsDehumidified Air Dryer Dehumidified Air Dryer 2.1. For your safety Safety instructionsGeneral Safety instructions AssemblyDehumidified Air Dryer OperationSafety instructions MaintenanceDehumidified Air Dryer 2.2. For the safety of the devices Safety instructionsDehumidified Air Dryer 3. Start-up Start-upSTT 3.1. Control system 3.1.1. Key assignmentStart-up STT 3.1.2. Flow chart Indicator lamp messagesStart-up SM2-620STT 3.2. Switching on the dryer 3.2.1. Operation statusesStart-up 3.4. Passwords STT 3.3. Viewing the software-versionStart-up Login Start-upLogout EditSTT 3.5. Basic parameters 3.5.1. Turning the devices on/offTimer on/off Start-upStart-up Press the ”F1-keySTT 3.5.2. Entering dryer values Start-upRegeneration Heater Act Used air ActStart-up Return air cooler TargetReturn air cooler Act STT 3.5.3. Entering hopper values Start-upHopper entry X Target Hopper entry X ActStart-up Granulestarget % = C F Granules act.: _ CSTT 3.5.4. Observing processing status e.g. valve block moved in/moved out/errorStart-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 secSTT 3.5.8. Setting the timer Start-upXX ON 00 00 OFF 00 00 XX = day Mo-Su STT 3.6. Starting continuous operation Start-upSelect ”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-up4. Error and error correction Error and error correctionDehumidified Air Dryer Error and error correction Failures must be repaired immediately LED “ALARM”Dehumidified Air Dryer Error and error correction Dehumidified Air DryerView 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 Error Bypass FlapError Valve Block Dehumidified Air DryerError and error correction Safety Switch Drying HeaterSafety Switch Heater Hopper Dehumidified Air DryerError and error correction Valve Error HopperDehumidified Air Dryer Temperature Measurement Granules Defective 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 position5.5. Servicing the accessories 5.4. Disposing of the drying agentMaintenance 5.6. Changing the battery of the control system MaintenanceMaintenance Store backup batteries in a dry and cool placeOrder number battery SM2-620STT 5.6.1. Resetting the control values Maintenance6. Functional description Functional descriptionSTT 6.1. Dryer Dew point dependent regeneration switch optionalFunctional description STT 6.2. Drying hopper optional Functional descriptionSTT 6.3. Return air cooler Functional descriptionSTT 6.4. Hopper heaters optional 6.5. Automatic motor flaps optionalFunctional description 7. Transport, Assembly and Storage Transport, Assembly and StorageDehumidified Air Dryer Dehumidified Air Dryer 7.1. Transport and Packing Transport, Assembly and Storagewith a fork lift truck Transport, Assembly and Storage Dehumidified Air Dryerwith a workshop crane Transport with a workshop crane SM2-620Dehumidified Air Dryer 7.2. Assembly 7.3. StorageTransport, Assembly and Storage 8. Assembly instructions Assembly instructionsDehumidified Air Dryer 8.2. Connection of the air coolers Assembly instructionsDehumidified Air Dryer Dehumidified Air Dryer 8.3. Electrical connection Assembly instructions9. Technical Data Technical DataBasic Equipment Optional EquipmentTechnical Data SM2-620Technical Data Dimension sheetSM2-620 10. Spare parts list Spare parts listSpare parts list 4 5 6Pos. ID-numberDescription Spare parts list Pos. ID-numberDescription97762 Spare parts list Pos. ID-numberDescription83986 Moisture sensor10.1. Switching Cabinet and Operating Unit Spare parts listAccessories Return air coler optional11. Electrical manual Electrical manualDehumidified Air Dryer 12. Accessories AccessoriesDehumidified Air Dryer Version 64.10-0134GB0110/97Accessories Entering values on the OP Sterling Material Processing02/01GB 3.3Entering Values ProcedureGeneral Operation Step3.3.1Entering Numerical Values General OperationException 3.3.2Entering Alphanumeric Values ProcedureGeneral Operation StepProcedure General OperationStep 3.3.3Entering Symbolic Values ProcedureGeneral Operation StepAccessories Flap control with Fuzzy-Logic Sterling Material Processing10/00GB Flap control with Fuzzy-Logic Control unit “flap”10/00GB