Dh-485 who active – Rockwell Automation 9323-PA1E USER MANUAL APS 6.0 User Manual
Page 237

Using WHO
12–3
Note that the online configuration display is also available from the Who Listen
function. Nodes 1, 2, and 3 are active. No asterisk appears for the APS
terminal.
DH-485 WHO Active
The Who Active function identifies those nodes currently being used. At this
display you have the option of setting and clearing ownership, setting the maximum
node address, and assigning node addresses and their baud rates when using any of
the SLC 500 processors. From the main menu press [F5] WHO and then [F5] WHO
Active. The following display appears:
Remember that valid node addresses range from 0 to 31 when configured for
DH485 communication.
0
TERM
(31)
12
24
1
5/03
(31/0)
13
25
2
14
26
3
15
27
28
5
17
29
6
18
30
7
19
31
8
20
9
21
10
22
11
23
F2
STATION
DIAGS
Press a key for desired network function
WHO ACTIVE - Active Station Identification
ESC exits
Node Address
F1
ONLINE
F3
SET
OWNER
F4
CLEAR
OWNER
F7
MAX
ADDRESS
F8
NODE
ADDRESS
F9
NODE
BAUD
Device Type Max Node/Owner
The system flashes those nodes that have already established communication.