TM251MESC

Schneider Electric Controller M251 Ethernet CAN

Schneider Electric TM251MESC controller M251 Ethernet CAN, Schneider Electric product photo

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Schneider Electric TM251MESC is a Modicon M251 logic controller with 24 V DC supply and 0.22 kg net weight.

Manufacturer: Schneider Electric
Manufacturer part no.: TM251MESC
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.: TM251MESC
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: 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
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 marking 10BASE-T/100BASE-TX - 2 copper cable
Web services: Web server
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; 10 web server; 8 SoMachine protocol
CANopen feature profile: DR 303-1; DS 301 V4.02

Show all 58 specifications

Number of server device(s): 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 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 TM251MESC

Key features

Integrated connection type: USB port with mini B USB 2.0 connector
Communication service: DHCP client; Downloading; Ethernet/IP slave device; IEC VAR ACCESS
Application structure: 3 cyclic master tasks + 1 freewheeling task; 8 event tasks
Communication port protocol: USB port: USB - SoMachine-Network
Web services: Web server

About the Schneider Electric TM251MESC

The Schneider Electric TM251MESC is a logic controller from Schneider Electric's Modicon M251 range, which Schneider names "controller M251 Ethernet CAN". Its product page gives rated supply voltage 24 V DC. Schneider Electric lists it as Active.

What is the TM251MESC used for?

The TM251MESC 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 TM251MESC 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 TM251MESC

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.

Product	Manufacturer	Type	Lifecycle	Relationship	Qty Available	Price	Action
Schneider Electric TM241C24RController M241 24 IO relay	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241C24TController M241 24 IO transistor PNP	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241C24UController M241 24 IO transistor NPN	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
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Schneider Electric TM241C40TController M241 40 IO transistor PNP	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241C40UController M241 40 IO transistor NPN	Schneider Electric	Modicon logic controller	Discontinued	Same family	On Request	On request	View ›
Schneider Electric TM241CE24RController M241 24 IO relay Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241CE24TController M241 24 IO transistor PNP Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
Schneider Electric TM241CE24UController M241 24 IO transistor NPN Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›
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 ›
Schneider Electric TM241CE40UController M241 40 IO transistor NPN Ethernet	Schneider Electric	Modicon logic controller	Active	Same family	On Request	On request	View ›

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