Rockwell-automation 9301 Series RSView32 Users Guide Manuel d'utilisateur Page 65

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Setting up OPC and DDE communications 3–3
Overview of OPC communications
The following illustration shows the different ways RSView32 can use
OPC for communications.
RSView32
RSView32 OPC client module
Third-part
y
OPC server
Third-party
application
with OPC
server
support
Non-Allen-Bradl
ey
programmable
controller
Non-Allen-
Bradley
device
C
om
pu
t
e
r
r
u
n
n
i
n
g
R
S
V
i
e
w
3
2
Remote
computer *
RSView32
OPC server
RSServe
r
PLC network Network or
third-party
communicatio
n link
Remote
computer *
RSLinx
Gateway
(OPC server)
Remote
computer *
3rd-party
OPC server
OPC network link via
DCOM
Computer running RSView32
RSView32
RSView32 OPC client module
RSServer
Third-party
OPC server
Non-Allen-
Bradley
®
programmable
controller
Network or
third-party
communication
link
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