Preface - Siemens CP 1243-1 Operating Instructions Manual

Preface

Validity of this manual
This document contains information on the following telecontrol product:
● CP 1243-1
Article number 6GK7 243-1BX30-0XE0
Hardware product version 2
Firmware version V3.0
The CP 1243-1 is the communications processor for connecting the SIMATIC S7-1200 to
control center systems via the public infrastructure (e.g. DSL).
With the help of VPN technology and the firewall, the CP allows protected access to the
S7-1200.
The CP can also be used as an additional interface of the CPU for S7 communication.
Figure 1
CP 1243-1
Operating Instructions, 04/2017, C79000-G8976-C365-03
CP 1243-1
3