Siemens SINAMICS G110D Operating Instructions Manual page 166

Functions
6.11 Operation in fieldbus systems
Application parameters
Using the "Expert List" mode in STARTER (as previously described) the following
parameters should be modified as shown in the table below. Before setting the parameters
listed below, you must wait until P3900 = 0.
In addition to the AS-i specific parameters discussed in the previous section the following
parameters should be modified to allow the digital inputs to be read by the controlling PLC.
Table 6- 62
Parameter
P0701 [0]
P0971
Example S7 script and ladder logic
The following is an example S7 script which the PLC will use to communicate with the
Inverter.
Baustein: FC2
Netzwork: 1
U "START"
= "G110D _ FAST"
Netzwork: 2
U "G110D _ DI3"
FP "EdgeDI3"
S "ConveyorOccupied"
Netzwork: 3
U "G110D _ DI1"
U "NextConveyorOccupied"
- "G110D _ SLOW"
Netzwork: 4
UN "NextConveyorOccupied"
= "G110D _ QSdisable"
Netzwork: 5
UN "G110D _ DI0"
FN "EdgeDI0"
R "ConveyorOccupied"
Figure 6-53 Example S7 script
The following is an example ladder logic diagram.
166
Conveyor application parameters
Setting Description
22 Digital input DI0 set to Quick Stop source 1 allowing DI0 to be used as Quick
Stop input
1 Transfers parameter values from RAM to EEPROM
Example application
Start conveyor
Generate message occupied
Switch from FAST to SLOW
Wait for following conveyor
Generate message occupied
Operating Instructions, 2009-05-15, A5E02385577A AB
SINAMICS G110D