Hi all,

i need to communicate s7 300 through profibus via CM1242-5.. So I install the GSD file and configure as a slave device in s7 300 hardware configration. but it is not identify the CM 1242-5 module. please support to solve this issue?

Note: I am using simatic manager 5.7 for s7 300 plc programming.

Topic closed, because the question has been posted twice. The active topic can be found here:

communicate s7 300 and CM1242-5 module

Kind regards, Moderator_Lan