Rockwell Automation 1747-SCNR ControlNet Scanner Module Reference Manual User Manual

Page 123

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Publication 1747-RM623D-EN-P - June 2006

Application Examples E-45

Node 1 is the 1747-SCNR scanner and node 3 is the
1794-ACNR15 module. Slot 0 contains a 1794-IB16, slot 1
contains a 1794-OB16 module and slot 2 contains a
1794-IE4XOE2 module. For this example, two separate
ControlNet connection are configured. The first is be a Discrete
Exclusive Owner rack connection for the two discrete
I/O modules. The second is a Module Connection to the
1794-IE4XOE2 4 input/2 output analog module. Before we
create these connections, we should verify the chassis
configuration for the 1794-ACNR15 module. To do this:

5. Right-click the 1794-ACNR15 module.

6. Choose Edit Chassis and verify that the chassis configuration is

as follows:

• : 1794-ACNR15
• slot 0: 1794-IB16
• slot 1: 1794-OB16
• slot 2: 1794-IE4XOE2

If the chassis is not already configured, manually configure it by
dragging the appropriate modules from the list on the right to
the proper slot on the left of the chassis configuration screen.
When this is complete, click APPLY and then OK.

Configure a Rack Connection

We are now ready to configure the necessary ControlNet connection
so we can read/write data from the SLC processor to the discrete I/O
modules and to the analog I/O module.

1 . Right-click the 1747-SCNR scanner and choose Scanlist

Configuration.

You are prompted to enter the Edit mode.

2. Click YES.

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