Sterling SDF 400, SDF 250, SDF 500 manual Assembly, Operation

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SDF 250/400/500

2.1.1. Assembly

Compare the connected loads with those of the mains supply. Danger of injury through electrical shock!

When using lifting gear, please observe the pertaining regulations. Caution: Danger of accidents!

Do not modify, add other equipment or change the design of the equipment without the approval of the manufacturer. Caution: Danger of accidents!

Attachments not supplied by Sterling must be manufactured in accordance with safety regulation EN 294. Danger of accidents!

The equipment may only be operated when all the associated components are properly connected up and in accordance with the relevant regulations. This avoids injury and damage to equipment!

Operate the device only if all its components are grounded. Danger: accident through electrical shock!

Please note for installation that the equipment is top-heavy. Danger exists that it may topple over!

Take care that the device is not standing on the mains cable. This will prevent danger to people and material!

2.1.2. Operation

Appoint an equipment foreman to be responsible for the equipment.

Ensure that the operating personnel are provided detailed instruction in the operation of the equipment. Improper operation results in danger of accidents!

When the main switch is switched off for reasons pertaining to safety, it must be secured against unauthorized activation. Caution: Danger of accidents!

Repair work may be carried out by trained personnel only. Caution: Danger of accidents!

Never operate the equipment when partially dismantled! Danger! Limbs may be caught in machinery! Electric shock!

In case of malfunction, shut down the equipment immediately. Have malfunctions corrected immediately. Danger of accidents!

The machine is intended only for the drying of granulated plastics. Any other or additional use is contrary to specifications.

This equipment is not suitable for food processing.

The safety instructions of the connected machines must be followed.

Please note that sound levels exceeding 85 db(A) may in the long term damage your health. Use the appropriate ear muffs. This avoids impairment of hearing!

Please note that the drying cells, drying hoppers and air pipings grow hot during use. Avoid touching any of these parts! Danger: Injury through burns!

Never operate the dryer without side panels. Danger: Limbs may be caught in machinery! Injury through burns!

When drying plastics which emit gases dangerous for human health, take care that the regeneration exhaust air is disposed of without polluting the environment. This will prevent danger

Safety instructions 2-3

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Contents Sterling Material Processing SDF 250/400/500 SDF 250/400/500 Table of contents 10-1 General Information SDF 250/400/500 SDF 250/400/500 Explanations and information Legal basisFields of applications Safety instructions General Assembly OperationMaintenance For the safety of the devices Start up Control Unit Touch ScreenSwitching on the Dryer Basic parameters Entering Dryer ValuesHeater Reg. Act Exit air ActDew point max Dew point ActEntering hopper values Hopper temp Target Hopper temp ActGranule Temp Drying time TargetSetting the timer Timer is only operating, when the dryer is switched on Actual hopper temperature displayed in C Status dryer Observing processing statusActual operation status Setting date and time Changing language SDF 250/400/500 Continuous operation SDF 250/400/500 Start up Switching the dryer/hopper heater off Error and error correction LED Alarm Actual messages Error Bypass Flap Error Valve BlockTemperature Measurement Outgoing Air Defective Excess Temperature Return AirExcess Temperature Heater Hopper Insufficient Temperature Heater HopperTemperature Measurement Granules Defective Hopper Excess Temperature Granules HopperMain switch hopper heater # Controller is off Overload Regeneration Heater STB has been activatedOverload Drying Heater STB has been activated Alarm protocol Maintenance SDF 250/400/500 Maintenance schedule Cleaning or Replacing the Air Filter Cleaning or Replacing the Return Air Filter SDF DryerCleaning or Replacing the Regeneration air filter Filter of the electrical cabinet Disposing of Drying Agents Cleaning the Drying Hopper Remove any granules remaining in the cleaning opening STTSTT 60 Changing the battery of the control system Notch on the battery connector must point to the leftSDF 250/400/500 Resetting the control values Functional description Dew point dependent regeneration switch optional General InformationDrying Hopper Optional Hopper heaters optionalConnection to a Pneumatic Conveying System Optional Return Air Cooler OptionalTransport, Assembly and Storage Tansport and Packing Transport with a fork lift truckTransport with a workshop crane Assembly StorageAssembly instructions Connection of Return Air Cooler Optional Electrical Connection Compressed Air Supply Technical data Basic VersionOptional Equipment PerformanceSDF 250/400/500 Accessories Accessories Spare parts list Drying Hoppers STT 25 STT STT 25 STT STT 25 STT STT 25 STT STT 25 STT STT 25 STT