• Supply for the bus controller, X2X Link and internal I/O supply
• Feed and bus controller / X2X Link supply electrically isolated
• Redundancy of bus controller / X2X Link supply possible by operating multiple supply modules simultaneously
• Service interface (RS232)

The supply module is used together with an X20 bus controller. It is equipped with a feed for the bus controller, the X2X Link and the internal I/O supply.