Rockwell Automation RECOMM-PBUS PROFIBUS Communications Module User Manual

Page 73

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Using I/O Messaging

6-21

The Station 2 program can either end here or, if Explicit Messaging
is needed, Parameter Protocol logic can be added (see figure 7.6).

Figure 6.15 – Sample SLC Ladder Logic - Station 2 Program (Continued)

Station 2 Datalink C2
Datalink C2 (parameter 305) set to Preset Speed 2 (parameter 102).
N19:21 is controlled elsewhere in the user program.

0012

MOV

Move
Source

N19:21

200 <
Dest

N20:21

200 <

MOV

Station 2
Datalink C2
Write

Station 2 Datalink D1
Datalink D1 (parameter 306) set to Preset Speed 3 (parameter 103).
N19:22 is controlled elsewhere in the user program.

0013

MOV

Move
Source

N19:22

300 <
Dest

N20:22

300 <

MOV

Station 2
Datalink D1
Write

Station 2 Datalink D2
Datalink D2 (parameter 307) set to Preset Speed 4 (parameter 104).
N19:23 is controlled elsewhere in the user program.

0014

MOV

Move
Source

N19:23

400 <
Dest

N20:23

400 <

MOV

Station 2
Datalink D2
Write

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