8 | P a g e
4. CONTROL PANEL
4.1 System Architecture
The MicroTech III control system for air cooled single screw chillers consists of a main unit controller
with several extension I/O modules attached depending on the chiller size and configuration. Up to
two optional BAS communication modules may be included on request.
The overall controls architecture uses the following:
• One Microtech III main controller
• I/O extension modules as needed depending on the configuration of the unit
• Optional BAS interface as selected