YOKOGAWA vigilantplant ProSafe-RS - Connecting Cables for Vnet;Ip

3.3.2 Connecting Cables for Vnet/IP
The section explains how to connect the cables for Vnet/IP
.
IMPORTANT
When you connect the cables for Vnet/IP to the processor modules of the safety control unit,
note the following:
•
For each safety control unit, connect "Layer 2 switch for Bus 1 to the BUS 1 connector of
the processor module" and connect "Layer 2 switch for Bus 2 to the BUS 2 connector of
the processor module."
• Before connecting the cable, remove the processor module from the safety control unit.
n
Cable W
iring for Vnet/IP
The following figure shows the wiring of Vnet/IP for connecting a safety engineering PC and a
safety control unit.
L2SW for Bus 2
SCSP2/SCSP1 (Vnet/IP)
L2SW: Layer 2 switch
Vnet/IP
Safety engineering PC : SENG
L2SW for Bus 1
Vnet/IP
Bus 2
Bus 1
Figure 3.3.2-1 Connecting Cables for Vnet/IP
l
Connecting Cables for Vnet/IP
The cables for Vnet/IP are connected to the processor modules of the safety control unit.
There are two types of processor modules:
•
SCP461 (SSC60S/SSC60D)
• SCP451 (SSC50S/SSC50D)
When connecting Vnet/IP cables:
<3.3 Connecting Control Bus Cables > 3-17
IM 32Q06C10-31E 4th Edition : Jan.30,2015-00