Don't have an account?
| Attribute name | Attribute value |
|---|---|
| Main | |
| [Us] rated supply voltage | 24 V DC |
| Range of product | Modicon M251 |
| Product or component type | logic controller |
| Complementary | |
| Supply | (serial)serial link supply: 5 V, <200 mA |
| Insulation | between supply and ground at 500 V AC, non-insulated between supply and internal logic |
| Data storage equipment | <= 16 GB SD card (optional) |
| Number of slave | 63 CANopen: |
| Web services | web server |
| Realtime clock | with |
| Execution time for 1 KInstruction | 0.7 ms for other instruction, 0.3 ms for event and periodic task |
| Surge withstand | 0.5 kV power lines differential mode conforming to IEC 61000-4-5, 1 kV power lines common mode conforming to IEC 61000-4-5, 1 kV shielded cable common mode conforming to IEC 61000-4-5 |
| Communication service | DNS client, OPC UA server, web server (WebVisu & XWeb system), send and receive email from the controller based on TCP/UDP library, SQL client, SNMP client/server, FTP client/server, SMS notifications, updating firmware, programming, NGVL, monitoring, Modbus TCP slave device, Modbus TCP server, Modbus TCP client, IEC VAR ACCESS, Ethernet/IP slave device, downloading, DHCP client |
| Supply voltage limits | 20.4-28.8 V |
| Memory capacity | 64 MB for system memory RAM |
| Application structure | 8 external event tasks, 4 cyclic master tasks, 8 event tasks, 3 cyclic master tasks + 1 freewheeling task |
| Backup time | 2 years at 25 °C |
| Marking | CE |
| Communication port protocol | non isolated serial link: Modbus master/slave - RTU/ASCII or SoMachine-Network, USB port: USB - SoMachine-Network |
| Transmission rate | 480 Mbit/s for bus length of 3-3 m for USB, 1.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 3-3 m for RS232, 1.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 15-15 m for RS485 |
| Power consumption in W | 32.6-40.4 W (with max number of I/O expansion module) |
| CANopen feature profile | DS 301 V4.02, DR 303-1 |
| Height | 90 mm |
| Electrical connection | removable screw terminal blockpower supply (pitch 5.08 mm) |
| Data backed up | 128 MB built-in flash memory for backup of user programs |
| Depth | 95 mm |
| Maximum number of connections | 8 SoMachine protocol, 10 web server, 4 FTP server, 16 Ethernet/IP target, 8 Modbus client, 8 Modbus server |
| Width | 54 mm |
| Local signalling | 1 LED (green) for CANopen error, 1 LED (green) for CANopen run, 1 LED (red) for bus fault on TM4 (TM4), 1 LED (green) for SL, 1 LED (green) for Ethernet port activity, 1 LED (red) for BAT, 1 LED (green) for SD card access (SD), 1 LED (red) for I/O error (I/O), 1 LED (red) for module error (ERR), 1 LED (green) for RUN, 1 LED (green) for PWR |
| Mounting support | plate or panel with fixing kit, top hat type TH35-7.5 rail conforming to IEC 60715, top hat type TH35-15 rail conforming to IEC 60715 |
| Integrated connection type | CANopen J1939 with SUB-D 9 connector, dual-port Ethernet with RJ45 connector, non isolated serial link serial with RJ45 connector and RS232/RS485 interface , USB port with mini B USB 2.0 connector |
| Net weight | 0.22 kg |
| Maximum number of I/O expansion module | 14 (remote I/O-Architecture), 7 (local I/O-Architecture) |
| Battery type | BR2032 lithium non-rechargeable, battery life: 4 year(s) |
| Clock drift | <= 60 s/month at 25-25 °C |
| Port Ethernet | Ethernet marking 10BASE-T/100BASE-TX - 2 copper cable |
| Inrush current | 50 A |
| Environment | |
| Resistance to fast transients | 1 kV (serial link) conforming to IEC 61000-4-4, 1 kV (Ethernet line) conforming to IEC 61000-4-4, 2 kV (power lines) conforming to IEC 61000-4-4 |
| Resistance to electrostatic discharge | 4 kV on contact conforming to IEC 61000-4-2, 8 kV in air conforming to IEC 61000-4-2 |
| IP degree of protection | IP20 with protective cover in place |
| Relative humidity | 10-95 %, without condensation (in storage), 10-95 %, without condensation (in operation) |
| Ambient air temperature for storage | -25-70 °C |
| Ambient air temperature for operation | -10-55 °C (horizontal installation), -10-35 °C (vertical installation) |
| Pollution degree | 2 |
| Standards | UL 508, Marine specification (LR, ABS, DNV, GL), IEC 61131-2:2007, CSA C22.2 No 213, CSA C22.2 No 142, ANSI/ISA 12-12-01 |
| Immunity to microbreaks | 10 ms |
| Resistance to electromagnetic fields | 1 V/m 2 GHz...3 GHz conforming to IEC 61000-4-3, 3 V/m 1.4 GHz...2 GHz conforming to IEC 61000-4-3, 10 V/m 80 MHz...1 GHz conforming to IEC 61000-4-3 |
| Resistance to conducted disturbances | 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), 3 V 0.1...80 MHz conforming to Marine specification (LR, ABS, DNV, GL), 10 V 0.15...80 MHz conforming to IEC 61000-4-6 |
| Electromagnetic emission | radiated emissions - test level: 47 dBμV/m QP class A ( 10 m) at 230-1000 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: 40 dBμV/m QP class A ( 10 m) at 30-230 MHz conforming to IEC 55011, conducted emissions - test level: 63 dBμV/m QP ( power lines) at 1.5-30 MHz conforming to IEC 55011, conducted emissions - test level: 120...69 dBµV/m QP ( power lines) at 10-150 kHz conforming to IEC 55011 |
| Operating altitude | 0...2000 m |
| Vibration resistance | 3 gn at 8.4-150 Hz on panel mounting, 3.5 mm at 5-8.4 Hz on panel mounting, 3 gn at 8.4-150 Hz on symmetrical rail, 3.5 mm at 5-8.4 Hz on symmetrical rail |
| Shock resistance | 15 gn for 11 ms |
| Storage altitude | 0-3000 m |
| Product certifications | LR, ABS, DNV-GL, UKCA, CE, cULus |