Modicon M251 Plc Page 11 Modicon M251 logic controllers

11 References Modicon M251 logic controllers M251 logic controllers, options, replacement parts, programming software, connection cables TCSXCNAMUM3P TMASD1 TM251MESE TM251MESC References Modicon M251 logic controllers (1) Description Embedded communication ports Reference Weight kg lb Ethernet 1 Machine or Factory (RJ45) Ethernet 2 Fieldbus (RJ45) CAN open (9-way SUB-D): CANopen and SAE J1939 Serial link (RJ45) 24 V c power supply M251 logic controllers 2 (connected by a switch) 1 1 TM251MESE 0.220 0.485 2 (connected by a switch) 1 TM251MESC 0.220 0.485 Options for Modicon M251 logic controllers Designation Description Reference Weight kg lb Industrial SD memory card Application backup and program transfer Capacity: 256 MB TMASD1 0.004 0.009 Replacement parts Designation Description Reference Weight kg lb Set of terminal blocks for connecting the power supply 8 removable screw terminal blocks TMAT2PSET 0.127 0.280 Backup battery The battery supplied with each controller is not available as a separate part in the Schneider catalog. If a replacement part is needed, only use a Panasonic battery type BR2032. Programming software Description Use Reference SoMachine software For Modicon M251 logic controllers Please consult our website: www.schneider-electric.com Expansion modules Description Use Reference Modicon TM3 expansion modules For Modicon M251 logic controllers Please consult our website: www.schneider-electric.com Communication modules Description Use Reference Modicon TM4 communication modules Ethernet switch module, Profibus DP slave module See page 12 Connection cables Description Use Length m / ft. Reference Weight kg lb From To Programming cables PC USB port USB mini-B port on M251 controllers 3 / 0.98 TCSXCNAMUM3P (3) 0.065 0.143 1.8 / 5.90 BMXXCAUSBH018 0.065 0.143 (1) M251 controllers are supplied with: - a removable screw terminal block for connecting the power supply - a BR2032 button cell backup battery (2) Each M251 logic controller has an embedded USB mini-B programming port. (3) Unshielded, non-grounded cable. For use on temporary connections only. For permanent connections, use cable reference BMXXCAUSBH018.

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