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Modicon M251 Plc - Page 2 Modicon M251 logic controllers


Selection guide

Modicon M251 logic controllers

Applications Controlling modular machines on distributed architectures Supply voltage 24 V c I/O expansion v 7 Modicon TM3 expansion modules v 14 Modicon TM3 expansion modules with the use of bus expansion modules (transmitter and receiver) v Possible use of Modicon TM2 expansion modules with restrictions. Embedded communication Ethernet link b Ethernet 1: 2 ports connected by a switch, Machine or Factory (2 RJ 45 connectors) b Ethernet 2: 1 fieldbus Ethernet port (1 RJ 45 connector with Industrial Ethernet manager service (EtherNet/IP and TCP I/O Scanner) v Protocols: Modbus TCP Client/Server, slave Modbus TCP, EtherNet/IP Adapter, EtherNet/IP Originator (Ethernet port 2), OPC UA Server (1) . v Services: firmware update, data exchange - NGVL and IEC VAR ACCESS, WEB Server, MIB2 SNMP network management, FTP file transfer. FTP Client/Server, SNMP Client/Server, SQL (Client), Email library, email sending and receipt, DHCP Client dynamic configuration, programming, downloading, monitoring, SNMP Client/Server V1 & V2, SNTP Client, DNS Client. CANopen link Serial link b 1 serial link port (RJ 45) RS 232/RS 485 with +5 V supply Options Communication modules b 1 Ethernet port module with switch function and 4 embedded ports b 1 module for slave Profibus DP link Mounting Mounting on 5 symmetrical rail or panel Software programming With SoMachine software (please consult our website: www.schneider-electric.com) Controller type


Page 11 (1) OPC UA function which can be activated on request.

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