Electrical Connection Of Accessories; Connection Of Modbus; Connection Of User Selection 1 - nilan VPR 120 Installation And Maintenance Manual

Electrical connection of accessories

Connection of Modbus

You can connect up the Modbus communication in the same electrical junction box where the control panel is connected up.
Nilan's ventilation units with a CTS602i control system communicate Modbus RS485. You can download the Modbus protocol from
our website.

Connection of User selection 1

You can connect up input to the user selection functions in the same electrical junction box where also the control panel is connected
up.
• Connect User selection 1 to 1 GND, 4 User and 5 User
23