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Rockwell Automation Ethernet Design Considerations Reference Manual User Manual

Page 91

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Rockwell Automation Publication ENET-RM002C-EN-P - May 2013

91

Predict System Performance

Chapter 5

Determine If System Has Sufficient Bandwidth
to Meet Application Requirements

Based on the system requirements, the initial network diagram is shown below:

Chassis 1
1756-L73 Controller
1756-EN2T Module 1
One Produced Tag

PanelView Plus Terminal

Workstation

with RSView

To Company
Intranet

Chassis 4
1756-EN2T Module 4
Three Analog I/O Modules
Three Digital I/O Modules

Chassis 7
1756-EN2T Module 7
Three Analog I/O Modules
Three Digital I/O Modules

Chassis 5
1756-EN2T Module 5
Three Analog I/O Modules
Three Digital I/O Modules

Chassis 8
1756-EN2T Module 8
Three Analog I/O Modules
Three Digital I/O Modules

Chassis 6
1756-EN2T Module 6
Three Analog I/O Modules
Three Digital I/O Modules

IMPORTANT: Each chassis with three analog and three digital I/O modules, that is, chassis 4…8, uses these connections:

Three direct connections (one for each analog I/O module in the chassis)

One rack connection (one for all digital I/O modules in the chassis)

Switch

Chassis 2
1756-L73 Controller
1756-EN2T Module 2
One Consumed Tag

Chassis 3
1756-L73 Controller
1756-EN2T Module 3
One Consumed Tag