Beijer Electronics iX Panel T40 EN - Manual (Page 13)

Installation
3.2.1 Connections to the Controller
For information about the cables to be used when connecting the operator panel to
the controller, please refer to the help file for the driver in question.
3.2.2 Other Connections and Peripherals
Cables, peripheral equipment and accessories must be suitable for the application
and its environment. For further details or recommendations, please refer to the
supplier.
Beijer Electronics, MAEN004 13