Sterling SDF 400, SDF 250, SDF 500 manual Actual messages

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SDF 250/400/500

4.1. Actual messages

Following alarm messages can be displayed:

PLC (= SPS) Battery is Empty

Replace the SPS battery.

The Safety Switch Regeneration Blower Has Been Actuated

Check the blower.

Check the fuses.

Short circuit check of the blower.

Vacuum Regeneration Blower

The regeneration blower does not produce sufficient pressure.

Check the blower.

Vacuum sensor defective.

The Safety Switch Drying Blower Has Been Actuated

Check the blower.

Check the fuses.

Short circuit check of the blower.

Vacuum Drying Blower

The drying blower does not produce sufficient pressure.

Check the blower.

Vacuum sensor defective.

Temperature Measurement Regeneration Heater Defective

Check the cables and the sensor.

Check the power supply.

Short circuit check.

Excess Temperature Regeneration Heater

The regeneration temperature is too high.

Check the safety temperature limiter.

Sterling Service.

Insufficient Temperature Regeneration Heater

The regeneration temperature is too low.

Check the regeneration heater.

Error and error correction 4-3

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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 Operation AssemblyMaintenance For the safety of the devices Start up Touch Screen Control UnitSwitching on the Dryer Entering Dryer Values Basic parametersExit air Act Heater Reg. ActDew point max Dew point ActEntering hopper values Hopper temp Act Hopper temp TargetGranule 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 Valve Block Error Bypass FlapTemperature Measurement Outgoing Air Defective Excess Temperature Return AirInsufficient Temperature Heater Hopper Excess 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 SDF Dryer Cleaning or Replacing the Return Air FilterCleaning or Replacing the Regeneration air filter Filter of the electrical cabinet Disposing of Drying Agents Cleaning the Drying Hopper STT Remove any granules remaining in the cleaning openingSTT 60 Notch on the battery connector must point to the left Changing the battery of the control systemSDF 250/400/500 Resetting the control values Functional description General Information Dew point dependent regeneration switch optionalHopper heaters optional Drying Hopper OptionalReturn Air Cooler Optional Connection to a Pneumatic Conveying System OptionalTransport, Assembly and Storage Transport with a fork lift truck Tansport and PackingTransport with a workshop crane Storage AssemblyAssembly instructions Connection of Return Air Cooler Optional Electrical Connection Compressed Air Supply Basic Version Technical dataOptional 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