6GK7343-1GX31-0XE0 SIEMENS Exclusive CP 343-1 Advanced Communications Processor Original Brand New

6GK7343-1GX31-0XE0 SIEMENS Exclusive CP 343-1 Advanced Communications Processor Original Brand New

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The SIEMENS 6GK7343-1GX31-0XE0 CP 343-1 Advanced is a high-performance communications processor designed for connecting SIMATIC S7-300 and SINUMERIK 840D powerline systems to Industrial Ethernet networks. Featuring comprehensive protocol support, including PROFINET IO controller/device, RT and IRT, MRP, TCP/IP, ISO, UDP, S7 communication, and legacy S5-compatible communication via FETCH/WRITE (RFC1006), this module ensures seamless data exchange in complex automation networks. Its advanced diagnostic functions, SNMP support, DHCP, FTP client/server, and integrated firewall/VPN security make it a powerful bridge between field-level devices and management-level systems in industrial applications.

Overview

With its compact design, the CP 343-1 Advanced integrates three RJ45 ports — including a security port — providing versatile connectivity with autosensing, autonegotiation, and autocross capabilities. The dual independent interfaces enhance flexibility, supporting both standard and security-sensitive network zones. The device also offers IT-friendly features such as integrated email capabilities, user-configurable web pages, and FTP access, enabling remote diagnostics, maintenance, and quality assurance.

• Industrial Ethernet connection for SIMATIC S7-300/SINUMERIK 840D powerline
• Supports PG/OP communication, S7 communication, and open SEND/RECEIVE communication
• PROFINET IO controller and IO device with RT/IRT, MRP, PROFINET CBA support
• Integrated firewall and VPN for enhanced network security
• Supports IT protocols: SNMP, DHCP, FTP client/server, email
• Module replacement without programming device, with integrated C-PLUG configuration memory
• Easy installation with no specific slot rules, suitable for both standard and expansion racks

Design

• Compact S7-300 design with rugged housing
• Three RJ45 Ethernet ports: two standard, one security interface
• Autosensing, autonegotiation, and autocross support for flexible connectivity
• 24 V DC external power supply via 2-pin terminal strip
• Integrated diagnostics LEDs for operational status monitoring
• Fanless operation with no backup battery required
• Mountable on S7-300 rail or expansion racks via IM 360/361
• Includes removable C-PLUG for configuration storage (mandatory for operation)

Product Link: 6GK7343-1GX31-0XE0

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