Model Type:Communication Processor
CP Model Number:6GK7343-1EX30-OEX0
Manufacturer(s):SIEMENS
Net Weight (kg):0.299
Packaging Dimension:13.20 x 14.80 x 5.10
Communication Interface:Industrial Ethernet via TCP/IP and UDP
Data Transfer Protocols:ISO, TCP/IP, UDP
Functionality:[“S7 communication”,”fetch/write”,”SEND/RECEIVE”,”with and without RFC1006″]
Diagnostic Add-ons:Multicast, SNMP diagnostics
Initialization Method:LAN
Network Speed:10/100 MBit
Connectivity:2x RJ45
The SIEMENS CP343-1 Ethernet Module is engineered for efficient industrial networking, designed specifically for SIMATIC S7-300 systems. This module enhances operational capabilities by providing a comprehensive suite of communication protocols including TCP/IP, UDP, and Multicast, ensuring seamless data exchange across your network.
With its compact size and lightweight design, the CP343-1 is easy to integrate into existing systems without compromising on performance. Its dual RJ45 connections support 10/100 Mbit/s LAN interfaces, ensuring reliable data transfer rates suitable for industrial environments.
The module supports essential features such as SEND/RECEIVE functionality, SNMP diagnostics, and initialization through LAN, which are critical for monitoring and controlling industrial processes. The inclusion of DHCP and NTP CPU Sync allows for dynamic and synchronized network configurations, enhancing system reliability and efficiency.
Featuring enhanced security measures like IP Access Control List and Time Synchronization, the CP343-1 ensures a secure and time-critical network environment. It also supports multicast communication, enabling efficient data dissemination across multiple devices, which is particularly advantageous in complex industrial settings.
The CP343-1’s integration with SIMATIC S7-300 systems is made seamless through its design, allowing for a plug-and-play setup that minimizes downtime and simplifies maintenance. With its proven track record in industrial automation, this Ethernet module is an indispensable tool for enhancing productivity and efficiency in manufacturing and control applications.











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