OVERVIEW

Official designation: SIEMENS 6GK7343-1EX30-0XE0 (SIMATIC CP 343-1, Communications Processor)

Role/Application: Communications Processor CP 343-1 designed for the SIMATIC S7-300 to integrate the controller into Industrial Ethernet networks, supporting PROFINET IO Controller/Device and various TCP/IP communication protocols.

KEY SPECS SUMMARY

Power: 24 V DC external supply

Interfaces / Ports: 2 x RJ45 Industrial Ethernet ports

Indicators: STAT, LINK, DIAG, RUN LEDs

Operating Temp: Minus 25 to 70 degrees C

Platform / Compatibility: S7-300, SINUMERIK 840D power

Limit: 5.8 W power loss, 0.2 A max current

Lifecycle: Phase-Out

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the integrated networking features and the maximum data rate of the interface ports?

A: Features include an integrated 2-port switch (ERTEC 200) supporting 10/100 Mbit/s.

Wiring & Installation:

Q: What are the module's dimensions and the required external power supply voltage?

A: Dimensions are 40 mm wide x 125 mm high x 120 mm deep, requiring a 24 V DC external supply.

Troubleshooting & Compatibility:

Q: What communication protocols and security features are supported by the CP 343-1?

A: Supported protocols include ISO, TCP/IP, and PROFINET, with security features like IP Access Control and Firewall.

Replacement & Upgrades:

Q: What is the current product lifecycle status and the maximum user data capacity for a PROFINET IO device?

A: The status is Phase-Out, with a maximum of 512 bytes of user data for input variables.