Rockwell Automation 1779-KP5_KP5R ORD.1779-5.3 User Manual

Page 40

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Addressing from Data Highway II

Chapter 4

4Ć10

Figure 4.4

Addressing a Remote Data Highway Plus Node Using a Data Highway II Link Number

1779ĆKP5

1779ĆKP5

Data Highway Plus

Data Highway II

(Do not attach nodes

when used in bridge

configuration.)

Data Highway II

1779ĆKP5

1784ĆT50

PLCĆ5

PLCĆ5

Data Highway

Plus

Sending

Node

Link = 03

Node = 42

User = 03

Link = 03

Node = 42

User = 04

Link = 03

Node = 42

User = 01

Link = 01

Link = 02

Link = 03

16491

The LINK value is the link value of the remote Data Highway II link to
which the Data Highway Plus link is attached. The LINK value of a
remote link can be between 1 and 15. You set the link value of a Data
Highway II link using switches on the remote link’s 1779-KP5
(Chapter 3).

The NODE value for each Data Highway Plus node is the same as the
Data Highway II node address of the 1779-KP5 it is connected to. Refer
to Chapter 3 for information on setting the node address of a 1779-KP5
using the thumbwheels on the front panel.

For example, if the NODE value of the 1779-KP5 is 42 (octal), the NODE
value of each Data Highway Plus node connected to it is also 42.

The USER value is the Data Highway Plus node address. The USER
value must be between 1 and 20 (octal).

The 1779-KP5 reserves USER 01 to identify itself to nodes on Data
Highway II. You can still use Data Highway Plus Address 001 (the
1784-T50 default address), but Data Highway II nodes will not be able to
communicate to this Data Highway Plus node.

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