Sterling STT 500 manual Maintenance

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Dehumidified Air Dryer

When drying plastics which emit gases dangerous for human health, take care that the regenera- tion exhaust air is disposed of without polluting the environment. This will prevent danger to peo- ple and material!

Maintenance

Before starting maintenance work, appoint a supervisor.

Inform the responsible personnel before maintenance work on the system is started. Caution: Danger of accidents!

Disconnect the equipment from mains supply before starting maintenance procedures to ensure that it cannot be switched on unintentionally. Caution: Danger of accidents!

All pipes, hoses and screwed connections should be checked regularly for leaks and damage. Any faults which arise should be corrected immediately. Danger of accidents!

Depressurise all compressed air piping before starting maintenance work. Danger of accidents!

The air filters should only be cleaned/replaced when the the main switch is off and the blower has stopped. This avoids injury and damage to equipment!

Any maintenance work on the equipment should only be started when the the main switch is off and the blower has stopped. This avoids injury and damage to equipment!

Check the v-belts of the blower only when the main switch is switched off and the blowers have stopped. Caution: Danger of accidents!

Open drying hoppers only if they are completely empty. Danger of accidents!

Never open drying hoppers while the device is in operation. Danger: Iinjury through burns!

Open drying hoppers only if they have been cooled down sufficiently. Danger: Injury through burns!

Before starting maintenance work wait until the drying cells, drying hoppers and air pipings have been cooled down sufficiently. Avoid touching any of these parts! Danger: Injury through burns!

Remove any granules remaining on the ground. Danger of accidents!

Arrest the wheels after installation if the dryer is mounted on a movable frame. This will prevent danger to people and material!

SM2-620

Safety instructions 2-4

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Contents Sterling Material Processing Parts and Service Department STT Sterling Material Processing Edition 04/02 Order confirmation numberSTT Table of Contents Transport, Assembly and Storage Electrical manual General Information General InformationDehumidified Air Dryer Dehumidified Air Dryer Fields of applications Dehumidified Air Dryer Explanations and informationLegal basis Safety instructions Safety instructionsDehumidified Air Dryer For your safety GeneralAssembly OperationMaintenance Dehumidified Air Dryer For the safety of the devices Start-up Start-upSTT Control system Key assignmentSTT Flow chart Indicator lamp messagesSTT Switching on the dryer Operation statusesPasswords STT Viewing the software-versionEdit LoginLogout Turning the devices on/off Timer on/offSTT Basic parameters Dryer on/offSTT Used air Act STT Entering dryer valuesRegeneration Heater Act Dew point maxReturn air cooler Target Return air cooler ActHopper entry X Act STT Entering hopper valuesHopper entry X Target Granules Act. C GranulesTarget % = C F Valve block moved in/moved out/error STT Observing processing statusTime STT Setting date and timeDate Language STT Viewing/changing language and contrastContrast Run on time drying blower -- 300 sec STT Changing parametersSelect Parameters ParametersExample STT Setting the timerXX on 0000 OFF 0000 XX = day Mo-Su STT Starting continuous operation Select Main menuSystem runtime STT Viewing system runtimeSelect System runtime XX hSTT Switching the dryer off Error and error correction Error and error correctionLED Alarm View Waiting messages NumberTotal messages DeleteOverflow Overflow warning On/OffSafety Switch Regeneration Blower Has Been Actuated Main Switch is OffSafety Temperature Limiter has been Activated Safety Switch Drying Blower Has Been ActuatedInsufficient Temperature Regeneration Heater Temperature Measurement Regeneration Heater DefectiveExcess Temperature Regeneration Heater Safety Switch Regeneration Heater Has Been ActuatedInsufficient Temperature Drying Heater Temperature Measurement Drying Heater DefectiveExcess Temperature Drying Heater Safety Switch Drying HeaterValve Error Hopper Temperature Measurement Granules Defective HopperExcess Temperature Granules Hopper Maintenance MaintenanceSTT STT Maintenance intervals STT Cleaning/renewing the air filters Return air filter Regeneration air filter Filter of the electrical cabinet STT Tensioning the V-belts Blower regeneration heater / Blower drying heater High-pressure blowers with frequency converter operation Servicing the accessoriesDisposing of the drying agent STT Changing the battery of the control system STT STT Resetting the control values Functional description Functional descriptionDew point dependent regeneration switch optional STT DryerSTT Drying hopper optional STT Return air cooler Connection to a pneumatic conveying system optional STT Hopper heaters optionalAutomatic motor flaps optional Transport, Assembly and Storage Transport, Assembly and StorageDehumidified Air Dryer Transport and Packing With a fork lift truckWith a workshop crane Dehumidified Air Dryer Assembly StorageAssembly instructions Assembly instructionsConnection of the air coolers Dehumidified Air Dryer Electrical connection Basic Equipment Technical DataTechnical Data Optional EquipmentSM2-620 All dimensions are in mm.in. Subject to alteration Dimension sheet Spare parts list Spare parts listPos. ID-number Description STT 83986 Moisture sensor Return air coler optional Switching Cabinet and Operating UnitAccessories Flaps optionalElectrical manual Electrical manualAccessories AccessoriesAccessories Entering values on the OP 7 Entering Values Entering Numerical Values Entering Alphanumeric Values Step Procedure Entering Symbolic Values Accessories Flap control with Fuzzy-Logic Flap control with Fuzzy-Logic Control unit flap

STT 500 specifications

The Sterling STT 500 stands out as a versatile and powerful tool designed for professionals in various industries, such as construction, manufacturing, and automotive. This innovative machine integrates advanced technologies and a range of features to enhance performance and user experience.

One of the key attributes of the Sterling STT 500 is its robust engine. Powered by a high-efficiency motor, it delivers impressive torque and power output, allowing it to handle heavy-duty tasks with ease. This machine can operate under demanding conditions, making it suitable for both indoor and outdoor applications.

The STT 500 boasts a user-friendly interface that includes an intuitive control panel. This feature allows operators to easily manage the machine's settings and monitor its performance in real-time. The clear digital display provides essential information, including power levels, operating modes, and maintenance alerts, ensuring that users can perform their tasks effectively and efficiently.

In terms of safety, the Sterling STT 500 is equipped with multiple protective features. This includes emergency shut-off systems and overload protection, which safeguard both the machine and the operator during operation. Additionally, its ergonomic design minimizes physical strain on users, contributing to a safer working environment.

The STT 500 also highlights its advanced connectivity options. With built-in Bluetooth and Wi-Fi capabilities, users can sync the machine with their devices for seamless data transfer and remote monitoring. This feature enables businesses to track machine performance, schedule maintenance, and optimize operations.

Durability is another hallmark of the Sterling STT 500. Constructed with high-quality materials, it is engineered to withstand the rigors of daily use. Its rugged chassis and protective casing ensure longevity, making it a valuable investment for any company looking to enhance their productivity.

The machine’s versatility is further augmented by various accessories and attachments that can be utilized for different applications. Whether it’s drilling, cutting, or grinding, the STT 500 can be tailored to meet diverse operational needs, allowing users to maximize their workflow.

In conclusion, the Sterling STT 500 is an exemplary choice for those seeking a powerful, efficient, and durable tool for their professional tasks. With its advanced technology, user-centric design, and safety features, it continues to meet and exceed the expectations of users across multiple industries.
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