BECKHOFF CP-Link3 - Manual (Page 65)

Page 65
The cycle time of the RT Ethernet device defines the cycle time for data exchange with the Bus Coupler. The
recommended cycle time for data exchange with the terminals at the Bus Coupler is between 50 and 80 ms (see also
cycle time for data exchange ).
One or more network variable(s) are added to the host PC Subscriber corresponding with the network variables
configured on the client. In the dialog window which appears, after the Publisher computer has been searched for, a list
of all Publisher variables is displayed and the corresponding variable can be added to the Subscriber.