Siemens S7-1200 PROFIBUS - Preface

SIMATIC CM 1242-5
Operating Instructions, 01/2023, C79000-G8976-C245-06
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Preface
Validity of this manual
This document contains information on the following product:
CM 1242-5
Article number 6GK7 242-5DX30-0XE0
Hardware version 1
Firmware version V1.0.6
Communications module for connection of the SIMATIC S7-1200 to PROFIBUS (DP slave
module)
Figure 1 CM 1242-5
At the top right behind the hinged cover of the module housing, you will see the hardware
product version printed as a placeholder "X" (for example X 2 3 4). In this case, "X" would be
the placeholder for hardware product version 1.
Product name
In this document, the term "CM" is also used instead of the full product name "CM 1242-5".