Siemens SINAMICS G120 CU240B-2 - STEP 7 Program Example for Acyclic Communication

Connection to a fieldbus
6.3 Communication via PROFIBUS
Inverter with CU240B-2 and CU240E-2 Control Units
126 Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA
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 Starts reading parameters M9.2 displays the read process
M9.1 Starts writing parameters M9.3 displays the write process
Figure 6-8 STEP 7 program example for acyclic communication - OB1