Step 7 Program Example For Acyclic Communication - Siemens SINAMICS G120 CU240B-2 Operating Instructions Manual

Connection to a fieldbus
6.3 Communication via PROFIBUS
6.3.5.2

STEP 7 program example for acyclic communication

Simple S7 program for parameterizing the inverter
The number of simultaneous requests for acyclic communication is limited. More detailed
information can be found in the Internet
(http://support.automation.siemens.com/WW/view/en/15364459).
M9.0
M9.1
Figure 6-8
126
Starts reading parameters
Starts writing parameters
STEP 7 program example for acyclic communication - OB1
M9.2 displays the read process
M9.3 displays the write process
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA