Sterling 822.00292.00 Lit when Control Output 1 is on. The Out1, Indicator Name Description

Page 28

Identifying Process Air Temperature Controller LED Indicators

 

Indicator

Name

Description

 

 

 

 

 

 

 

PV

Process Value

During normal operation, the process value (PV)

 

 

 

 

Numeric LED

numeric LED indicator displays the process

 

8.8.8.8

 

 

 

 

temperature at the To Process thermocouple. It

 

 

 

 

 

 

 

 

 

 

also lists parameters during setup and error

 

 

 

 

 

messages if any errors occur.

 

 

 

 

 

SV

Set Value

During normal operation, the set value (SV)

 

 

 

 

Numeric LED

numeric LED indicator displays the process set

 

8.8.8.8

 

 

 

 

 

 

point temperature selected for the dryer. The dryer

 

 

 

 

 

 

 

 

 

 

then maintains this set point temperature. This

 

 

 

 

 

LED indicator also displays parameter and pre-set

 

 

 

 

 

function values during configuration setup.

 

 

 

 

 

OUT1

Out 1 LED

Lit when Control Output 1 is on. The Out1

 

 

 

 

 

indicator lights when the controller signals the

 

 

 

 

 

process heaters to be energized.

 

 

 

 

 

OUT2

Out 2 LED

Lit when Control Output 2 is on. Not used in

 

 

 

 

 

this application.

 

 

 

 

 

AT

AT LED

Flashes during auto-tuning in process value (PV)

 

 

 

 

 

screen.

 

 

 

 

 

 

 

 

 

Indicator

Name

Description

 

 

 

 

 

ALARM1

ALARM 1 LED

Lights in the Operation Indicator Section when

 

 

 

 

 

the output function assigned to auxiliary output

 

 

 

 

 

1 turns on. The ALARM1 indicator lights when

 

 

 

 

 

the process temperature falls below the set point

 

 

 

 

 

temperature by more than the alarm deviation

 

 

 

 

 

value. Advisory alarm does not interrupt operation

 

 

 

 

 

of the dryer.

 

 

 

 

 

 

 

 

 

Indicator

Name

Description

 

 

 

 

 

ALARM2

ALARM 2 LED

Lights in the Operation Indicator Section when

 

 

 

 

 

the output function assigned to auxiliary output

 

 

 

 

 

1 turns on. The ALARM2 indicator lights when

 

 

 

 

 

the process temperature exceeds the set point

 

 

 

 

 

temperature by more than the alarm deviation

 

 

 

 

 

value. Alarm output de-energizes the heaters.

 

 

 

 

 

Heaters re-energize when the temperature falls

 

 

 

 

 

within the acceptable range.

 

 

 

 

 

 

Large Dehumidifying Dryers

Controls

28

Image 28
Contents SDA 1000-5100 Large Dehumidifying Dryers With AP0 Controls Shipping Info Unpacking and InspectionEvent of Shipping Damage If the Shipment is Not CompleteReturns Warranty ReturnsCredit Returns Table of Contents Operation Dryer Identification Serial Number Tag Technical Assistance How to Use This Manual SafetySafety Symbols Used in this Manual Dryer Safety Tags Description Wear Safety Glasses and Work GlovesGeneral Responsibility ResponsibilityOperator Responsibility Maintenance Responsibility Reporting a Safety Defect Models Covered in This Manual Functional DescriptionGeneral Description Process/Regeneration Cycle Regeneration CycleSequence of Operation Controller Description Controller Screen DescriptionsMechanical Features Standard FeaturesElectrical Features Closed-Loop Regeneration OptionsProcess Aftercooler Process Air Dust Collector Recommended Temperature SettingsMaterial Overdrying Protection Mechanical Options Electrical OptionsSafety Devices and Interlocks Safety Circuit StandardsSafety Device Lock-Outs Fail Safe OperationPage Mechanical Installation Uncrating the EquipmentRigging and Placing Unit Making Electrical ConnectionsChecking for Proper Blower Rotation Checking Blower RotationMaking Dryer/Drying Hopper Process Air Connections Dryer/Drying Hopper Process Air ConnectionsConnecting Aftercooler/Precooler Cooling Water Optional Aftercooler Components & Flow RatesUsing the Drying Hopper Air Trap Drying Hopper Air TrapSwitches Indicator LightsProcess Air Temperature Controller ControlsLit when Control Output 1 is on. The Out1 Lit when Control Output 2 is on. Not usedIndicator Name Description Lights in the Operation Indicator Section whenSetting the Process Air Temperature E5CN Operating ParametersAdjustment Level Indicator Name Description Tuned prior to dryer startupEntering Operating Parameters to Select Modes ON, OFFProcess Air Dew Point Display Setting the High Dew Point AlarmOptional Setting the Redundant Safety Controller Redundant Safety Controller DisplayWatlow Operating Parameters Manf. setting Auto-Tuning the Dryer OperationInitial Start-up Pre-Startup ChecksDryer Operation Procedures Page Material Miser OFF Press + to Enable Alarm Display Messages Auto-Tuning the Dryer Shutting Down the DryerMaintenance Schedule MaintenancePhotocopy this page for your maintenance records Preventative Maintenance Cleaning or Replacing the Process Air FiltersCleaning or Replacing the Regeneration Filter Calibrating the Dirty Filter AlarmChecking the Dewpoint Control System Symptoms of Worn Out Desiccant Corrective MaintenanceReplacing the Desiccant Desiccant Tower Assembly Replacing the Process Heater Electric DryersProcess Heater Box Assembly Replacing the Regeneration Heater Electric DryersRegeneration Heater Box Assembly Basic Troubleshooting TroubleshootingIntroduction Large Dehumidifying Dryers Troubleshooting Alarm Descriptions AlarmsAlarm Alarm Description Alarm Effect Code Using a Thermocouple Determining Temperature Controller Errors or Sensor ErrorsUsing a Platinum Resistance Thermometer Technical Specifications Aftercooler Design SpecificationsAppendix Annex B InformationDrawings and Diagrams Optional dryer dust collector Spare Parts List Level 3 Mechanical Components Dryer Identification Serial Number Tag Located on back of DryerService Department Technical AssistanceParts Department Sales Department

822.00292.00 specifications

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