TM251MESE

Schneider Electric Controller M251 2x Ethernet

Schneider Electric TM251MESE controller M251 2x Ethernet, Schneider Electric product photo

Image is for illustrative purposes only. Please refer to product description.

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Schneider Electric TM251MESE is a Modicon M251 logic controller with 24 V DC supply and 0.22 kg net weight.

Manufacturer: Schneider Electric
Manufacturer part no.: TM251MESE
Product family: Modicon M241 and M251 Logic Controllers (TM241, TM251)
Type: Modicon logic controller
Category: PLCs & processors › CPU and processor modules
Lifecycle: Active
OEM successor: Not stated
Technical datasheet: Data sheet

Technical specifications

Manufacturer: Schneider Electric
Manufacturer part no.: TM251MESE
Type: Modicon logic controller
Application: PLC controller
Used with: Modicon TM3/TM4 expansion modules
Range of product: Modicon M251
Product or component type: Logic controller
[Us] rated supply voltage: 24 V DC
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: 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
Application structure: 4 cyclic master tasks; 8 event tasks; 3 cyclic master tasks + 1 freewheeling task; 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 1 with RJ45 connector; Ethernet port Ethernet 2 with RJ45 connector
Supply: (serial)serial link supply: 5 V, <200 mA
Transmission rate: 1.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 15 m for RS485; 1.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 3 m for RS232; 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 1 marking 10BASE-T/100BASE-TX - 2 copper cable; Ethernet 2 marking 10BASE-T/100BASE-TX - 1 copper cable
Web services: Web server
Communication service: Downloading; IEC VAR ACCESS; Modbus TCP client; Modbus TCP server; Modbus TCP slave device; Monitoring; NGVL; Programming; Updating firmware; SMS notifications; DHCP client (Eth1); DHCP server (Eth2); Ethernet/IP originator (Eth2); Ethernet/IP target (Eth1, Eth2); Ethernet/IP scanner (Eth2); Modbus TCP I/O Scanner and Messaging (Eth2); FDR; 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; 10 web server; 8 SoMachine protocol
Number of server device(s): 16 EtherNet/IP:; 64 Modbus TCP:

Show all 58 specifications

Cycle time: 10 ms 16 EtherNet/IP; 64 ms 64 Modbus TCP
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 SL; 1 LED (red) for bus fault on TM4 (TM4); 1 LED (green) for Ethernet activity (ETH1); 1 LED (green) for Ethernet activity (ETH2)
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 IEC 61000-4-5; 1 kV power lines common mode conforming to IEC 61000-4-5; 0.5 kV power lines differential mode conforming to 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
Standards: ANSI/ISA 12-12-01; CSA C22.2 No 142; CSA C22.2 No 213; IEC 61131-2:2007; Marine specification (LR, ABS, DNV, GL); UL 508
Product certifications: cULus; CE; UKCA; DNV-GL; ABS; LR
Resistance to electrostatic discharge: 8 kV in air conforming to IEC 61000-4-2; 4 kV on contact conforming to IEC 61000-4-2
Resistance to electromagnetic fields: 10 V/m 80 MHz...1 GHz conforming to IEC 61000-4-3; 3 V/m 1.4 GHz...2 GHz conforming to IEC 61000-4-3; 1 V/m 2 GHz...3 GHz conforming to IEC 61000-4-3
Resistance to fast transients: 2 kV (power lines) conforming to IEC 61000-4-4; 1 kV (Ethernet line) conforming to IEC 61000-4-4; 1 kV (serial link) conforming to IEC 61000-4-4
Resistance to conducted disturbances: 10 V 0.15...80 MHz conforming to IEC 61000-4-6; 3 V 0.1...80 MHz conforming to Marine specification (LR, ABS, DNV, GL); 10 V spot frequency (2, 3, 4, 6.2, 8.2, 12.6, 16.5, 18.8, 22, 25 MHz) conforming to Marine specification (LR, ABS, DNV, GL)
Electromagnetic emission: Conducted emissions - test level: 120...69 dBµV/m QP ( power lines) at 10…150 kHz conforming to IEC 55011; Conducted emissions - test level: 63 dBμV/m QP ( power lines) at 1.5…30 MHz conforming to IEC 55011; Radiated emissions - test level: 40 dBμV/m QP class A ( 10 m) at 30…230 MHz conforming to IEC 55011; Conducted emissions - test level: 79...63 dBμV/m QP ( power lines) at 150…1500 kHz conforming to IEC 55011; Radiated emissions - test level: 47 dBμV/m QP class A ( 10 m) at 230…1000 MHz conforming to 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

Technical documents (1)

Schneider Electric product page TM251MESE

Key features

Integrated connection type: USB port with mini B USB 2.0 connector
Communication service: Downloading; IEC VAR ACCESS; Modbus TCP client; Modbus TCP server
Application structure: 4 cyclic master tasks; 8 event tasks
Communication port protocol: USB port: USB - SoMachine-Network
Web services: Web server

About the Schneider Electric TM251MESE

The Schneider Electric TM251MESE is a logic controller from Schneider Electric's Modicon M251 range, which Schneider names "controller M251 2x Ethernet". Its product page gives rated supply voltage 24 V DC. Schneider Electric lists it as Active.

What is the TM251MESE used for?

The TM251MESE runs the control program for a machine, using expansion modules for more I/O.

Lifecycle and successor

Active.

Before you order

What to photograph or confirm so the right unit is quoted.

Check the reference TM251MESE on the module's label, with its product version. Send us a photo of the label and we will confirm the details before quoting.

Alternatives for TM251MESE

The manufacturer’s named successor and other parts in the same family. None is a drop-in replacement without checking wiring, I/O and configuration for your installation.

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Schneider Electric TM241CE40RController M241 40 IO relay Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241CE40TController M241 40 IO transistor PNP Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
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