Allen-Bradley ControlLogix System 1756-L1 User Manual page 299

When to Use This
Procedure
Route messages from a DH+ network
EXAMPLE
ControlNet
node 3
P
L
C
5
Remote Message
Allen-Bradley HMIs
1
®
Route PLC-5 or SLC 500
™
DH+ Network
Use this procedure to route a message from a PLC-5 or SLC 500
controller that is on a DH+ network to a PLC-5 or SLC 500 controller
that is on a different network. The controller that receives the message
can be on a:
• different DH+ network
• different type of network, such as a ControlNet network
In the following example, ControlLogix chassis route messages to
controllers that are on different networks.
ControlNet
node 1
D C
ControlLogix
H N
backplane
R B
I
O
channel A
DH+ node 2
DH+ network
DH+ node 1
S
L
Remote Message
C
5
0
0
™
Messages From a
ControlNet network
D C
H N
R B
I
O
channel A
DH+ node 3
DH+ network
DH+ node 4
P
L
C
5
Publication 1756-UM001E-EN-P - August 2002
18
Chapter
ControlNet
node 2
ControlLogix
backplane