Cube67 System Manual
13 V 2.5
3.1.5 Expander Modules
Expander modules are fitted out with an extension interface for the internal system connection, i.e. the
latter can be routed to the following I/O modules. Up to four I/O modules can be used on a branch. In this
way, it is possible to connect up to 16 I/O modules to one bus node. An expander module can also be the
sole, or the last module in a branch. In this case, a terminal resistance must be installed on the extension
interface of the internal system connection (cf. chapter 0