I/o addressing – Rockwell Automation 150 USE MN/SMC DIALOG + CONTROLLER User Manual
Page 128
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Serial Communications
8-19
1203-GD1 Communication Module Switch Settings
The following information is provided to explain the required 1203-
GD1 communication module switch settings for this example. Refer
to the 1203-GD1 manuals for further details related to the switch
settings.
Example Information
①
This configuration requires a 1/4 rack size allocation.
②
The SMC Dialog Plus controller does not support Datalinks.
Switch Settings
I/O Addressing
The 1203-GD1 communication module uses 1-slot addressing. Based
on the module switch settings as described above, the discrete I/O can
be mapped to the PLC I/O Image as shown below.
Description
Switch Setting
SMC Rack Address:
02
SW1: Switches 1 & 2 (Not Used),
Switches 3-6 & 8 (On), Switch 7 (Off)
Starting Group Address:
0
SW2: Switches 1 & 2 (On)
Last Rack:
No
SW2: Switch 3 (Off)
Hold Last State:
Yes
SW2: Switch 4 (On)
Fault on Comm Loss:
Yes
SW2: Switch 5 (On)
Fault Controller:
No
SW2: Switch 6 (Off)
R I/O Baud Rate:
115k
SW2: Switch 7 (On), Switch 8 (Off)
Block Transfer:
Yes
①
SW3: Switch 1 (On)
Logic Cmd/Status:
Yes
①
SW3: Switch 2 (On)
Reference/Feedback:
No
①
SW3: Switch 3 (Off)
Datalinks:
No
①②
SW3: Switch 4-8 (Off)
SW
1
8
7 6
5 4
3
2
1
Not Used
Not Used
On
On
On
On
Off
On
SW
2
8
7 6
5 4
3
2
1
Starting Module Group (0)
Starting Module Group (0)
Last Rack Setting (Off)
Hold Last State (On)
Fault on Comm Loss (On)
Fault Controller (Off)
R I/O Baud Rate (115k)
R I/O Baud Rate (115k)
SW
3
8
7 6
5 4
3
2
1
Block Transfer On
Logic Cmd/Sts On
Reference/Fdbk Off
Datalink A Off
Datalink B Off
Datalink C Off
Datalink D Off
Truncate Last Datalink Off
PLC I/O Group Number
Output Image
Input Image
0
Block Transfer
Block Transfer
1
Logic Command
Logic Status