TM251MESC SCHNEIDER | Alldatasheet
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Technical content
Logic controller, Modicon M251, Ethernet CAN TM251MESC Main Range of product Modicon M251 Product or component type Logic controller [Us] rated supply voltage 24 V DC Complementary Maximum number of I/O expansion module 7 (local I/O-Architecture) 14 (remote I/O-Architecture) Supply voltage limits 20.4…28.8 V Inrush current 50 A Power consumption in W 32.6…40.4 W (with max number of I/O expansion module) Memory capacity 8 MB for program
64 MB for system memory RAM
Data backed up 128 MB built-in flash memory for backup of user programs Data storage equipment <= 16 GB SD card (optional) Battery type BR2032 lithium non-rechargeable, battery life: 4 year(s) Backup time 2 years at 25 °C Execution time for 1 KInstruction 0.3 ms for event and periodic task 0.7 ms for other instruction Execution time per instruction 0.022 µs Application structure 3 cyclic master tasks + 1 freewheeling task 8 event tasks 4 cyclic master tasks 8 external event tasks Realtime clock With Clock drift <= 60 s/month at 25 °C Integrated connection type USB port with mini B USB 2.0 connector Non isolated serial link serial with RJ45 connector and RS232/RS485 interface Dual-port Ethernet with RJ45 connector CANopen J1939 with SUB-D 9 connector Supply (serial)serial link supply: 5 V, <200 mA
480 Mbit/s for bus length of 3 m for USB
Communication port protocol USB port: USB - SoMachine-Network Non isolated serial link: Modbus master/slave - RTU/ASCII or SoMachine-Network Port Ethernet Ethernet marking 10BASE-T/100BASE-TX - 2 copper cable Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications Apr 6, 2022
Communication service DHCP client Downloading Ethernet/IP slave device IEC VAR ACCESS Modbus TCP client Modbus TCP server Modbus TCP slave device Monitoring NGVL Programming Updating firmware SMS notifications FTP client/server SNMP client/server SQL client Send and receive email from the controller based on TCP/UDP library Web server (WebVisu & XWeb system) OPC UA server DNS client Maximum number of connections
8 Modbus server
8 Modbus client
16 Ethernet/IP target
4 FTP server
8 SoMachine protocol
CANopen feature profile DR 303-1 DS 301 V4.02 Number of slave 63 CANopen: Local signalling 1 LED (green) for PWR
1 LED (green) for RUN
1 LED (red) for module error (ERR)
1 LED (red) for I/O error (I/O)
1 LED (green) for SD card access (SD)
1 LED (red) for BAT
1 LED (green) for Ethernet port activity
1 LED (green) for SL
1 LED (red) for bus fault on TM4 (TM4)
1 LED (green) for CANopen run
1 LED (green) for CANopen error
Electrical connection removable screw terminal blockpower supply (pitch 5.08 mm) Insulation Non-insulated between supply and internal logic Between supply and ground at 500 V AC Marking CE Surge withstand 1 kV shielded cable common mode conforming to EN/IEC 61000-4-5 1 kV power lines common mode conforming to EN/IEC 61000-4-5 0.5 kV power lines differential mode conforming to EN/IEC 61000-4-5 Mounting support Top hat type TH35-15 rail conforming to IEC 60715 Top hat type TH35-7.5 rail conforming to IEC 60715 plate or panel with fixing kit Height 90 mm Depth 95 mm Width 54 mm Net weight 0.22 kg Environment Standards ANSI/ISA 12-12-01 CSA C22.2 No 142 CSA C22.2 No 213 EN/IEC 61131-2:2007 Marine specification (LR, ABS, DNV, GL) UL 1604 UL 508 Product certifications cULus CSA Resistance to electrostatic discharge 8 kV in air conforming to EN/IEC 61000-4-2 4 kV on contact conforming to EN/IEC 61000-4-2 Resistance to electromagnetic fields 10 V/m 80 MHz...1 GHz conforming to EN/IEC 61000-4-3 3 V/m 1.4 GHz...2 GHz conforming to EN/IEC 61000-4-3 1 V/m 2 GHz...3 GHz conforming to EN/IEC 61000-4-3 Apr 6, 2022
Resistance to fast transients 2 kV (power lines) conforming to EN/IEC 61000-4-4 1 kV (Ethernet line) conforming to EN/IEC 61000-4-4 1 kV (serial link) conforming to EN/IEC 61000-4-4 Resistance to conducted disturbances 10 V 0.15...80 MHz conforming to EN/IEC 61000-4-6 3 V 0.1...80 MHz conforming to Marine specification (LR, ABS, DNV, GL) (LR, ABS, DNV, GL) Electromagnetic emission Conducted emissions - test level: 120...69 dBµV/m QP ( power lines) at 10…150 kHz conforming to EN/IEC 55011 Conducted emissions - test level: 63 dBμV/m QP ( power lines) at 1.5…30 MHz conforming to EN/IEC 55011 Radiated emissions - test level: 40 dBμV/m QP class A ( 10 m) at 30…230 MHz conforming to EN/IEC 55011 Conducted emissions - test level: 79...63 dBμV/m QP ( power lines) at 150…1500 kHz conforming to EN/IEC 55011 Radiated emissions - test level: 47 dBμV/m QP class A ( 10 m) at 230…1000 MHz conforming to EN/ IEC 55011 Immunity to microbreaks 10 ms Ambient air temperature for operation -10…35 °C (vertical installation) -10…55 °C (horizontal installation) Ambient air temperature for storage -25…70 °C Relative humidity 10…95 %, without condensation (in operation) 10…95 %, without condensation (in storage) IP degree of protection IP20 with protective cover in place Pollution degree 2 Operating altitude 0...2000 m Storage altitude 0…3000 m Vibration resistance 3.5 mm at 5…8.4 Hz on symmetrical rail 3 gn at 8.4…150 Hz on symmetrical rail 3.5 mm at 5…8.4 Hz on panel mounting 3 gn at 8.4…150 Hz on panel mounting Shock resistance 15 gn for 11 ms Packing Units Unit Type of Package 1 PCE Number of Units in Package 1 1 Package 1 Weight 380.0 g Package 1 Height 10.632 cm Package 1 width 11.868 cm Package 1 Length 16.721 cm Unit Type of Package 2 S03 Number of Units in Package 2 10 Package 2 Weight 4.461 kg Package 2 Height 30 cm Package 2 width 30 cm Package 2 Length 40 cm Offer Sustainability Sustainable offer status Green Premium product REACh Regulation REACh Declaration EU RoHS Directive Pro-active compliance (Product out of EU RoHS legal scope) EU RoHS Declaration Mercury free Yes RoHS exemption information Yes Apr 6, 2022
China RoHS Regulation China RoHS declaration Environmental Disclosure Product Environmental Profile Circularity Profile End of Life Information WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins PVC free Yes California proposition 65 WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Apr 6, 2022
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NOTE: Keep adequate spacing for proper ventilation and to maintain an ambient temperature between -10°C (14°F) and 55°C (131°F). Acceptable Mounting NOTE: Expansion modules must be mounted above the controller. Incorrect Mounting Apr 6, 2022
Direct Mounting on a Panel Surface Apr 6, 2022
Apr 6, 2022
Ethernet Connection to a PC Apr 6, 2022
1 – Reserved
2 CAN_L CAN_L bus line
3 CAN_GND CAN ground
4 – Reserved 5 (CAN_SHLD) Optional CAN shield
6 GND Ground
7 CAN_H CAN_H bus line
8 – Reserved 9 (CAN_V+) Optional CAN external positive supply Apr 6, 2022