Allen-Bradley ControlLogix System 1756-L1 User Manual page 295

DH+ path
EXAMPLE
washer, 2, 8#10, 1, 0
where:
washer
2
8#10
1
0
If the message is to a:
PLC-5 controller
SLC 500 controller
Logix5000 controller:
• ControlLogix controller
• FlexLogix controller
Allen-Bradley HMIs
The following examples depicts a communication path over an DH+
network:
channel A
5 D
5 H
5 R
0 I
O
indicates:
name of the 1756-DHRIO module
channel A of the 1756-DHRIO module
octal address of the 1756-DHRIO module in the destination chassis
backplane port of the 1756-DHRIO module in the destination chassis
slot number of the destination controller
G. Select a cache option:
Then:
Disregard the Cache Connection check box.
How many Logix5000 controllers does this controller send messages to?
If:
16 or less Logix5000
controllers
more than 16 Logix5000
controllers
H. Click OK.
Communicate with Another Controller Over a DH+
DH+ network
5
5
Message
5
0
Then:
Leave the Cache Connection check box selected (checked).
1. Select16 Logix5000 controllers that require the most frequent
messages.
2. Is this message to one of those controllers?
If: Then
Yes Leave the Cache Connection check box checked.
No
Clear the Cache Connection check box.
™
Network
DH+ address 10 (octal)
D
H
R
I
O
Publication 1756-UM001E-EN-P - August 2002
17-19