Sterling 90-225 CFM Manuale Utente

Pagina di 52
 
 
Cabinet Series Dehumidifying Dryer 
 
4-6 
Setting the Process Air Temperature ........................................................................ 22 
4-7 PLC 
Controller........................................................................................................... 22 
PLC LED Indicators.............................................................................................23 
Output LED Indicators .........................................................................................24 
Status LED Indicators..........................................................................................24 
4-8 
Setting the Shift on Dew Point................................................................................... 28 
4-9 
Entering Operating Parameters to Select Modes...................................................... 28 
4-10  Setting the High Dew Point Alarm ............................................................................. 28 
4-11  Optional Seven-Day Timer ........................................................................................ 29 
Programming the Optional Times........................................................................30 
Checking the Set Time ........................................................................................31 
Day Override .......................................................................................................32 
Canceling the Settings ........................................................................................32 
 
CHAPTER 5:  OPERATION………………………………………..34
 
5-1 Pre-Startup 
Checks ................................................................................................... 34 
5-2 Startup....................................................................................................................... 34 
5-3 Shutdown .................................................................................................................. 34 
 
CHAPTER 6:
  
MAINTENANCE…………………………………...36
 
6-1 Work 
Rules................................................................................................................ 36 
6-2 
Servicing Process Air Filters ..................................................................................... 36 
Recommendations for Cleaning and Replacing Filters .......................................37 
6-3 
Servicing the Dew Point Monitor ............................................................................... 39 
6-4 
Symptoms of Worn Desiccant ................................................................................... 39 
6-5 Replacing 
Worn 
Desiccant ........................................................................................ 40 
6-6 
Replacing the Process Heater................................................................................... 41 
6-7 
Replacing the Regeneration Heater .......................................................................... 42 
Changing the Controller Security Level...............................................................42 
Restoring Factory Defaults on the Process Temperature Controller...................42 
Restoring Factory Defaults on the Dew  Point Controller ....................................46 
6-8 
Restoring the E5CK Temperature Controller and Dew Point Meter to Factory Setup 47 
 
CHAPTER 7:  TROUBLESHOOTING…………………………….48 
CHAPTER 8:  APPENDIX………………………………………….52 
8-1 Contact 
Information ................................................................................................... 52 
8-2 Technical 
Specifications............................................................................................ 52