{"product_id":"siemens-cp-343-1-6gk7343-1ex30-0xe0-simatic-s7-300-module","title":"Siemens 6GK7343-1EX30-0XE0 CP 343-1 Communications Processor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens CP 343-1 (6GK7343-1EX30-0XE0) is a high-performance communications processor designed for the SIMATIC S7-300 automation system. This module enables seamless integration of S7-300 PLCs into Industrial Ethernet networks, supporting both ISO and TCP\/IP protocols. Equipped with an integrated 2-port switch based on the ERTEC 200 controller, it facilitates efficient data exchange and network connectivity in industrial environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated 2-port switch for flexible network topologies (RJ45 interface).\u003c\/li\u003e\n\u003cli\u003eSupports PROFINET IO controller and PROFINET IO device functionality.\u003c\/li\u003e\n\u003cli\u003eEnables S7 communication, Fetch\/Write, and SEND\/RECEIVE via RFC1006.\u003c\/li\u003e\n\u003cli\u003eSupports multicast communication and DHCP for dynamic network configuration.\u003c\/li\u003e\n\u003cli\u003eIncludes NTC-CPU synchronization capabilities with selectable diagnostic modes.\u003c\/li\u003e\n\u003cli\u003eRemote initialization and configuration via LAN.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6GK7343-1EX30-0XE0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Speed\u003c\/td\u003e\n\u003ctd\u003e10\/100 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage (External)\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage (Backplane)\u003c\/td\u003e\n\u003ctd\u003e5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Tolerance\u003c\/td\u003e\n\u003ctd\u003e+20% \/ -15%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Connection\u003c\/td\u003e\n\u003ctd\u003e2-pole pluggable terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.24 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the S7-300 CPU and power supply are powered down before installing or removing the CP 343-1 module.\u003c\/li\u003e\n\u003cli\u003eMount the module onto the standard S7-300 DIN rail and secure it using the integrated locking mechanism.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cables (Cat5 or higher) for Ethernet connections to minimize EMI impact.\u003c\/li\u003e\n\u003cli\u003eEnsure the 24V DC external power supply is correctly wired to the 2-pole terminal block to maintain module operation.\u003c\/li\u003e\n\u003cli\u003eVerify that the backplane bus connector is properly seated to ensure reliable communication with the CPU.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes this module support PROFINET?\u003c\/h3\u003e\u003cp\u003eYes, the 6GK7343-1EX30-0XE0 serves as both a PROFINET IO controller and a PROFINET IO device.\u003c\/p\u003e\u003ch3\u003eWhat type of power supply is required?\u003c\/h3\u003e\u003cp\u003eThe module requires a 24V DC external power supply connected via the provided 2-pole pluggable terminal block, while logic power is drawn from the backplane bus.\u003c\/p\u003e\u003ch3\u003eCan this module be configured over the network?\u003c\/h3\u003e\u003cp\u003eYes, the module supports initialization and configuration directly via the LAN connection.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44009628434522,"sku":"6GK7343-1EX30-0XE0","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_ff2a2406-3f20-44bf-9779-a6dcc3590393.jpg?v=1788493780","url":"https:\/\/www.spareoil.com\/ar\/products\/siemens-cp-343-1-6gk7343-1ex30-0xe0-simatic-s7-300-module","provider":"SpareOil Automation","version":"1.0","type":"link"}