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Installation and Assembly
IF2030/PNET
4.3
Fieldbus Cabling
During cabling, channel 0 of the IO controller is connected to a port of the first IO device (slave device). The
second port of the first slave device is connected to the input port of the next slave device, etc. One port of
the last slave device and channel 1 of the master device remain unused.
IO-Controller
IO-Device 1
IO-Device 2
Redundancy
IO-Device n
Fig. 9 Cabling in the Profinet IO network
Optional:
You achieve greater failsafe network performance if you implement an additional redundant con-
nection (MRP = Media Redundancy Protocol) between the output port of the last slave device and channel 1
of the IO controller. IF2030 can participate in an MRP ring as a client; however, it cannot manage the ring. To
achieve ring functionality, all participants must be configured as ring participants.
Содержание IF2030/PNET
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