Sterling SDA AP-1 specifications Table of Contents

Page 4

Table of Contents

CHAPTER 1: SAFETY

7

1-1 How to Use This Manual

7

 

Safety Symbols Used in this Manual

7

1-2

Warnings and Precautions

8

1-3

Responsibility

9

 

General Responsibility

9

 

Operator Responsibility

9

 

Maintenance Responsibility

10

 

Reporting a Safety Defect

11

CHAPTER 2: FUNCTIONAL DESCRIPTION

12

2-1 Models Covered in This Manual

12

2-2

General Description

12

 

Specifying a Drying System

12

 

What is Desiccant?

12

 

The Closed Loop Drying System

12

 

The Process/Regeneration Cycle

13

 

Sequence of Operation

13

2-3

Standard Features

14

 

Auto Start Timer

14

 

Mechanical Features

14

 

Electrical Features

14

2-4

Options

15

 

Dewpoint Extend

15

 

Closed-Loop Regeneration

15

2-5

Drawings and Diagrams

16

 

Process Aftercooler

18

 

Aftercooler Design Specifications

18

 

Process Air Dust Collector

18

 

Material Overdrying Protection

20

 

Mechanical Options

21

 

Electrical Options

21

 

Controller Options

21

2-6 Safety Devices and Interlocks

22

 

Dimensions and Specifications 9 Denotes availability

24

 

Mechanical Options

9 Denotes availability

24

 

Electrical Features

25

 

Electrical Options

25

CHAPTER 3: MECHANICAL INSTALLATION

26

3-1

Uncrating the Equipment

26

3-2 Rigging and Placing Unit

26

3-3

Making Electrical Connections

26

3-4 Making Gas Line Connections (Gas-Fired Models Only)

27

3-5 Checking for Proper Blower Rotation

28

3-6 Making Dryer/Drying Hopper Process Air Connections

29

Large Dehumidifying Dryers

iv

Image 4
Contents SDA Large AP-1 Control Dehumidifying Dryer Shipping Info Unpacking and InspectionEvent of Shipping Damage If the Shipment is Not CompleteReturns Table of Contents Operation Troubleshooting How to Use This Manual SafetySafety Symbols Used in this Manual Dryer Safety Tags Description General Responsibility ResponsibilityOperator Responsibility Maintenance Responsibility Reporting a Safety Defect Models Covered in This Manual Functional DescriptionGeneral Description Process/Regeneration Cycle Sequence of OperationStandard Features Auto Start TimerMechanical Features Electrical FeaturesDewpoint Extend OptionsClosed-Loop Regeneration Drawings and Diagrams Optional dryer dust collector Process Aftercooler Aftercooler Design SpecificationsProcess Air Dust Collector Process Air Dust Collector Recommended Temperature Settings Material Overdrying ProtectionElectrical Options Mechanical OptionsController Options Safety Devices and Interlocks Safety Circuit StandardsSafety Device Lock-Outs Fail Safe OperationPage Dimensions and Specifications Denotes availability Mechanical Options Denotes availabilityDenotes availability Mechanical Installation Uncrating the EquipmentRigging and Placing Unit Making Electrical ConnectionsMaking Gas Line Connections Gas-Fired Models Only DescriptionChecking for Proper Blower Rotation Checking Blower RotationMaking Dryer/Drying Hopper Process Air Connections Dryer/Drying Hopper Process Air ConnectionsProcess Air Heater on Drying Hopper Large Dehumidifying Dryers Mechanical Installation Connecting Aftercooler/Precooler Cooling Water Optional Aftercooler Components & Flow RatesUsing the Drying Hopper Air Trap Drying Hopper Air TrapControls Controller DescriptionProcess Air Temperature and Conveying Process Controller Dryer Status Screen Startup ScreenIdentifying Controller Screens Dryer Alarms Help System LOG OFFMain Menu Screen Setting Values Dryer Menu Dryer Status Dryer Setup Over DRY Protect Alarms Auto TuneAuto Start Main Menu Dryer Setup Screen 3 Dryer Setup Screen 2Dryer Setup Screen 4 Overdry Protection Screen 1 Overdry ProtectionOverdry Protection Screen 2 Autotune Alarm History ScreenProcess AutoTune Screen DEW Point Setup Dew Point Setup ScreenAutostart Timer Screen Auto StartSystem Setup SET Clock Hour Meters Alarm History Status Help MenuHelp Menu Screen System MenuSystem Setup Screen System Backup Service Menu Main Menu System SetupLOW Level Detection Setup Clock Menu Screen Autostart Clock ScreenHour Meter Screen Input StatusInput Status Screen Output StatusService System Backup ScreenService Menu Screen Alarm Screens Redundant Safety Controller Display Alarm Screen ExampleSetting the Redundant Safety Controller Always put your set point to 30F above set pointLarge Dehumidifying Dryers Controls Operation Start-upUsing the Dryer Status Screen Alarms Alarm DescriptionsShutdown Maintenance 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 Using a Thermocouple Determining Temperature Controller Errors or Sensor ErrorsUsing a Platinum Resistance Thermometer Warranty Returns AppendixReturned Material Policy Credit ReturnsTechnical Specifications Annex B InformationSpare Parts List Level 3 Mechanical Components Dryer Identification Serial Number Tag Located on back of DryerService Department Technical AssistanceParts Department Sales Department