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350-2100 CFM installation manual
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Contents
Main
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Table of Contents
CHAPTER 1: SAFETY................................................................6
CHAPTER 2: FUNCTIONAL DESCRIPTION...........................12
CHAPTER 3: INSTALLATION..................................................17
CHAPTER 4: CONTROL PANEL.............................................20
CHAPTER 6: MAINTENANCE .................................................35
Chapter 1: Safety
1-1 How to Use This Manual
DANGER!
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1-3 Warnings and Precautions
1-4 Responsibility
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1-5 Responsibility
Chapter 2: Functional Description
2-1 Models Covered in This Manual
2-2 General Description
2-3 Typical Features and Components
2-4 Optional Features
2-5 The Closed Loop Drying System
Figure 1: WD/SDA/CDA 350-2100 Dryer Specifications
2-6 What is Desiccant?
2-7 The Process/Regeneration Cycle
2-8 Specifying a Drying System
Figure Two: Airflow Diagram
350-2100 cfm Dryers Chapter 2: Functional Description 15 of 58
Figure 3: Dryer Dimensions
D
REAR VIEW
E
?
A
B C
LEFT
WD Dryer Dimensions
SIDE VIEW
Specifications May Change Without Notice
Model A B C D E F G H I
Chapter 3: Installation
3-1 Work Rules
3-2 Electrical Connections
3-3 Check For Proper Blower Rotation
3-5 Aftercooler Cooling Water Connection
3-6 Drying Hopper Air Trap
350-2100 cfm Dryers Chapter 3: Installation 19 of 58
Figure 5: Typical Control Panel
Chapter 4: Control Panel
4-1 Control Panel Indicator Lights
; When the temperature at the process thermocouple returns to within the acceptable
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4-2 Switches and Meters
4-3 PLC Control
4-4 Process Air Temperature Controller
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Chapter 5: Startup, Shutdown & Operation
5-1 Pre-Startup Checks
Note:
5-2 Startup
5-3 Shutdown
5-4 Setting the Process Air Temperature
5-5 Setting the High and Low Temperature Alarms
5-6 Temperature Controller Autotune Procedure
5-7 Temperature Controller Internal Switches
5-8 Temperature Controller Anti-Tamper Lockout Switch
5-9 Changing the Display from Fahrenheit to Centigrade
5-10 Setting the Dewpoint Extend Shift Point
5-11 Regeneration Monitoring System Signal Processor
5-12 Auxiliary Process Safety System (Optional)
5-13 Seven Day Timer (Optional)
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Chapter 6: Maintenance
6-1 Servicing the Process Air Filters (Models 350-700)
6-2 Filter Cleaning/Replacement
6-3 Servicing the Process Air Filters (Models 850 through 2100)
6-4 Servicing the Regeneration Filter
6-5 Dirty Filter Alarm Calibration
6-6 Dewpoint Control System Service
To check the dewpoint sensor and dewpoint control board:
6-7 Symptoms of Worn Out Desiccant
6-8 Desiccant Replacement Procedure
Figure 6: Desiccant Amounts Required
6-9 Process Heater Replacement Procedure
6-10 Regeneration Heater Replacement Procedure
6-11 Restoring a Temperature Controller to the Factory Setup
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10F
0
90.0 Seconds
20 Seconds
1
20 Seconds
Figure 8: Process Temperature Control Error Messages
[FLASHES]
c
Figure 9: Regeneration Monitor Signal Processor Error Messages
6-12 Regeneration Monitor Advanced Programming
Level 0 Level 1 Level 2
LL Set Value Low Regen Temp Alarm
L Set Value Regen Blower Shutdown Temp
Setpoints Hysteresis Input Shift Security Protection
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Chapter 7: Troubleshooting
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Chapter 8: Appendix
8-1 Returned Material Policy
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Preventive Maintenance Checklist Dehumidifying Dryers
8-2 Technical Assistance
2900 S. 160th Street New Berlin, WI 53151 www.sterlco.com