Preface
New in this edition
• New firmware version with the following new functions, among others, compared to
version V1.3.4:
Functional improvement in use together with ET200pro and PROFIBUS DPV0 slaves with
increased volume of diagnostic messages
• New approvals (CCC / UKEX)
• Editorial revision
Replaced manual edition
Edition 06/2017
Current manual edition on the Internet
You can find the current version of this manual on the Internet pages of Siemens Industry
Online Support:
Link: (https://support.industry.siemens.com/cs/ww/en/view/49851842)
Purpose of the manual
This manual describes the properties of this module and supports you when installing and
commissioning the device.
The necessary configuration steps are described in the form of an overview.
You will also find instructions for operation and maintenance and information on the
diagnostics options of the device.
Required experience
To install, commission and operate the CM, you require experience in the following areas:
• Automation engineering
• Setting up the SIMATIC S7-1200 system
• SIMATIC STEP 7
• Data transfer with PROFIBUS
Notes on this document
Product names
• CM / module / device
In this document, these terms are used instead of the complete product designation
CP 1243-1.
4
Operating Instructions, 01/2023, C79000-G8976-C246-06
SIMATIC CM 1243-5
Need help?
Do you have a question about the SIMATIC NET S7-1200 and is the answer not in the manual?
Questions and answers