CU20xx, CU22xx – Ethernet switch

Cabling

Power supply

 

Pin configuration of the spring loaded terminal

CU20xx_PowerClamp
 
UL requirements
from an isolated source protected by a fuse of max. 4A (according to UL248) or
from a voltage supply complying with NEC class 2.
An NEC class 2 voltage source must not be connected in series or parallel with another NEC class 2 voltage source! These requirements apply to the supply of all Bus Couplers, power supply terminals, Bus Terminals and their power contacts.
UL requirements
In order to comply with UL requirements, the EtherCAT components must not be connected to unlimited voltage sources!
 

Ethernet

 

Pin configuration of the RJ45 sockets

Pin configuration of the RJ45 sockets