The DOAS controller can be hardwired to an optional keypad/display that is handheld.
EXPANSION BOARDS
Some unit configurations require control expansion boards. Carel c.pCO2 or Carel EVD evolution are used as
expansion boards. Expansion boards communicate with the controller via Modbus protocol.
CONNECTING TO THE WEB UI
To access the controller from a computer, tablet, or smart phone connected to the network on which the
controller resides, enter the controller's IP address into your device's web browser. Units are configured at the factory
with IP address 192.68.1.101. Connect CAT5 cable to Ethernet Port 1 and your computer. Open web browser (Internet
Explorer or Chrome browsers are supported) and type in IP address.
SERVICE PASSWORD
A service password is required to change or enter some settings. To gain service level access, go to Main/Ctrl
Variables/Advanced/Login/Password. Change password "0000" to "4800", the Advanced Menu should show "F" in
upper right hand corner.
STARTUP SETTINGS
Most controller settings are configured at the factory. However, the settings described below must be defined
before unit startup. To enter or change these settings requires service-level access. See Service password section.
Time and date
Go to the Main/Ctrl Variables/Advanced/Unit Settings screen