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CP 1243-8 IRC
Operating Instructions, 06/2015, C79000-G8976-C385-01
3
Preface
Preface
Validity of this manual
This document contains information on the following product:
●
CP 1243-8 IRC
Article number 6GK7 243-8RX30-0XE0
Hardware product version 1
Firmware version V2.1
The CP is the communications processor for connection of the SIMATIC S7-1200 via
public or private infrastructures to a telecontrol master station. The communication is
handled using the SINAUT ST7 protocol.
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 1243-8 IRC
Behind the top hinged cover of the module housing, you will see the hardware product
version to the right of the article number printed as a placeholder "X". If the printed text is, for
example, "X 2 3 4", "X" would be the placeholder for hardware product version 1.
You will find the MAC address under the lower hinged cover of the housing.