Sterling 90-225 CFM Dehumidifier User Manual


 
Cabinet Series Dehumidifying Dryer 10
Chapter 2: General Information
2-1 Models Covered
This manual provides instructions for installing and operating 90, 100, 150, and 225 CFM
cabinet-style dehumidifying dryers.
2-2 Equipment Function
Our dehumidifying dryers are designed to generate heated, dehumidified air at carefully
controlled temperatures for use in closed-loop plastic drying systems. Moisture removal from
hygroscopic (moisture attracting) plastic pellets is an essential step in the manufacture of high-
quality plastic products. Our dehumidifying dryers are used to generate very low dew point air
heated to a controlled temperature for drying plastic pellets and regrind.
2-3 Necessary Documents
The documents listed below are necessary for the operation, installation, and maintenance of
Cabinet Series dehumidifying dryers. You can obtain additional copies from the manufacturer.
Make sure that the appropriate personnel are familiar with these documents:
; This manual.
; The schematic and assembly drawings included in the customer information packet.
; The Customer Parts List included in the information packet.
; Operation and installation manuals for any optional controls or auxiliary equipment in the
drying system.
2-4 Standard Features
; Rugged compact frame with handle and sturdy 4” (10 cm) casters.
; Dual blower dryer with dual desiccant beds and 4-way compressed air operated valves.
; Up to 400ºF (204ºC) drying temperature range.
; Cartridge type (two stage) air filters for all blowers.
; Integral Control Center for dryer options.
; Electrical disconnect with all wiring to a common terminal point.
; PLC microprocessor control of the drying and conveying stations.
; Digital Dew Point monitor indicates dryer efficiency.
; Sequence shutdown of the dryer.
2-5 Options
Options can tailor your dehumidifying dryer system to meet the exact requirements of the drying
task being performed.
; 13X desiccant.
; Aftercoolers for high and low temperature applications.
; Seven-day timer to allow programmable dryer startup.