| Part Number | TM4ES4 | 
| product or component type | Ethernet unmanaged switch | 
| Complementary | 
| range compatibility | Modicon M251 | 
| Modicon M241 | 
| product compatibility | Modicon M241 logic controller | 
| Modicon M251 logic controller | 
| current consumption | 360 mA at 5 V DC for communication bus | 
| integrated connection type | Ethernet: 4 RJ45 connector | 
| transmission rate | 10/100 Mbit/s | 
| port Ethernet | 10BASE-T/100BASE-TX – 4 port(s) copper cable | 
| web services | Web server | 
| communication service | Modbus TCP server | 
| Modbus TCP slave device | 
| FTP | 
| NGVL | 
| Monitoring | 
| IEC VAR ACCESS | 
| Programming | 
| SNMP | 
| Modbus TCP client | 
| Downloading | 
| Updating firmware | 
| Ethernet/IP slave device | 
| DHCP client | 
| maximum number of connections | 8 Modbus server | 
| 16 Ethernet/IP device | 
| communication port protocol | Ethernet IP/Modbus TCP | 
| TCP (Transmission Control Protocol) | 
| UDP (User Datagram Protocol) | 
| SNMP | 
| redundancy | No | 
| local signalling | 1 LED (green) for PWR | 
| 1 LED per channel (green/yellow) for Ethernet link | 
| 1 LED per channel (green) for Ethernet port activity | 
| electrical connection | RJ45 4 connectors for connecting Ethernet network | 
| Screw connector terminal for connecting the functional ground | 
| Marking | CE | 
| surge withstand | 1 kV power lines (DC) common mode conforming to EN/IEC 61000-4-5 | 
| 2 kV power lines (AC) common mode conforming to EN/IEC 61000-4-5 | 
| 2 kV relay output common mode conforming to EN/IEC 61000-4-5 | 
| 1 kV I/O common mode conforming to EN/IEC 61000-4-5 | 
| 1 kV shielded cable common mode conforming to EN/IEC 61000-4-5 | 
| 0.5 kV power lines (DC) differential mode conforming to EN/IEC 61000-4-5 | 
| 1 kV power lines (AC) differential mode conforming to EN/IEC 61000-4-5 | 
| 1 kV relay output differential mode conforming to EN/IEC 61000-4-5 | 
| 0.5 kV I/O 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 | 
| width | 25 mm | 
| Height | 90 mm | 
| Depth | 90 mm | 
| Net weight | 0.125 kg | 
| Environment | 
| Standards | UL 508 | 
| EN/IEC 61131-2 | 
| product certifications | CULus | 
| C-Tick | 
| 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 | 
| 8 kV in air conforming to Marine specification (LR, ABS, DNV, GL) | 
| 6 kV on contact conforming to Marine specification (LR, ABS, DNV, GL) | 
| 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…2.7 GHz conforming to EN/IEC 61000-4-3 | 
| resistance to fast transients | 2 kV (power lines) conforming to EN/IEC 61000-4-4 | 
| 2 kV (relay output) conforming to EN/IEC 61000-4-4 | 
| 1.5 kV (I/O) 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) | 
| 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: 79 dBμV/m QP/66 dBμV/m AV ( power lines (AC)) at 0.15…0.5 MHz conforming to EN/IEC 55011 | 
| Conducted emissions – test level: 73 dBμV/m QP/60 dBμV/m AV ( power lines (AC)) at 0.5…300 MHz conforming to EN/IEC 55011 | 
| 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 at 30…230 MHz conforming to EN/IEC 55011 | 
| Radiated emissions – test level: 60…54 dBμV/m QP at 30…100 MHz conforming to Marine specification (LR, ABS, DNV, GL) | 
| Radiated emissions – test level: 24 dBμV/m QP at 156…165 MHz conforming to Marine specification (LR, ABS, DNV, GL) | 
| 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 at 230…1000 MHz conforming to EN/IEC 55011 | 
| Radiated emissions – test level: 80…50 dμV/m QP at 150…30000 kHz conforming to Marine specification (LR, ABS, DNV, GL) | 
| Radiated emissions – test level: 54 dBμV/m QP at 100…2000 MHz conforming to Marine specification (LR, ABS, DNV, GL) | 
| ambient air temperature for operation | -10…55 °C horizontal installation | 
| -10…50 °C vertical 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 | 1 mm at 5…13.2 Hz on symmetrical rail | 
| 3 gn at 8.7…150 Hz on symmetrical rail | 
| 1 mm at 5…13.2 Hz on panel mounting | 
| 0.7 gn at 13.2…100 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 Height | 5.635 cm | 
| Package 1 Width | 11.532 cm | 
| Package 1 Length | 17.033 cm | 
| Package 1 Weight | 210.0 g | 
| Unit Type of Package 2 | S03 | 
| Number of Units in Package 2 | 20 | 
| Package 2 Height | 30.0 cm | 
| Package 2 Width | 30.0 cm | 
| Package 2 Length | 40.0 cm | 
| Package 2 Weight | 5.04 k+B+A1:B112 |