Controller Overview - LG GEN2 Series Installation And Operation Manual

Controller
OVERVIEW
FUNCTION
The DOAS controller is responsible for unit operation. The controller monitors inputs and regulates outputs to
maintain unit operation. The controller provides user feedback via a web interface or an optional handheld
keypad/display or can be connected to building management system interface.
CONTROLLER
The DOAS controller receives 24 VAC power from a transformer on the main control panel and is energized
when the main disconnect is on. The size of the Carel cpCO board varies with unit configuration.
WEB UI (USER INTERFACE)