Schneider Automation Modicon Quantum Ethernet Guide de l'utilisateur Page 22

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Introduction
12
840 USE 115 00 Version 1.0
1.4 Ethernet and Your Application
Careful plannin
g
of
y
our network can help
y
ou achieve optimum performance. You
should consider whether Ethernet meets the demands of
y
our application, which
devices are compatible with
y
our network and how to minimize con
g
estion on the
network.
1.4.1 Meeting the Demands of Your Application
The Quantum Ethernet web embedded server modules provide connectivit
y
to
man
y
different s
y
stems via an Ethernet network. However, Ethernet installations
have characteristics which ma
y
not be suitable for all control applications.
Figure 7 Network Throughput: Ethernet vs. Modbus Plus
Concurrent Nodes
Total
throu
g
hput
re
g
isters/
second
Note: This data was measured between Quantum controllers on an otherwise empty LAN
and as such reflects best case operation.
- Ethernet -Modbus Plus
2 3 4 5 10 15 20
70000
60000
50000
40000
30000
20000
10000
0
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