AEC AP Series Large Dehumidifying Dryer - Manual (Page 35)

Large Dehumidifying Dryers Controls 34
Chapter 4: Controls
4-1 Controller Description
The AP1+ dryer control system is designed to control ACS cabinet, medium and large dryers.
These dryers have separate Process and regeneration blowers and up to four desiccant beds.
The AP1+ dryer control system, or AP1+, includes all of the features of the AP1 control
system and adds the following:
• Customer configurable drying hopper identification.
• Enhanced diagnostics for quick troubleshooting.
• Support of Central Drying applications of up to 24 drying hoppers.
• Support for two (2) operator interfaces.
o Standard 5.7” color touch screen.
o Optional 12” color touch screen.
• Support for Compact Flash memory cards.
o Use multiple dryer configurations easily.
o Save and distribute settings anywhere.
o Program upgrades with one button.
• Manufacturer native Ethernet (Optional).
The AP1+ is available in two basic configurations—local I/O and remote I/O.
• Local I/O where the Process heater controls are integral to the dry air source.
o Used for single drying hopper configurations.
o All controls are mounted on the dryer.
• Remote I/O, for Central drying applications, where the Process heaters are separate
from the dry air source.
o Used on systems with from 2 to 24 drying hoppers.
o Drying hopper I/O is connected to the dryer controls using high speed
DeviceNet.