[Interface]：Ethernet
[transmission]：RS485/RS232/RS422
[Weight]：416±5g
[Introduction]：E810 (4RS1E) is a four serial port server of RS422 & RS485 & RS232 to Ethernet, which realizes transparent data transmission between RJ45 network port and RS422, RS485, RS232. The device is equipped with M3 series 32-bit processor, which runs fast and has high efficiency, with adaptive network rate. TCP Server, TCP Client, UDP Server, UDP Client four communication mechanisms.
| No. | Specification and characteristic | Description |
| 1 | Supply voltage | 8 ~ 28V DC, note: higher than 28V will cause permanent damage to the device, 12V or 24V power supply is recommended |
| 2 | Working current | 180.7mA@12V(RS232) ，176.8mA@12V(RS485) ，173.8mA@12V(RS422) |
| 3 | Operating mode | Asynchronous half-duplex or asynchronous full-duplex |
| 4 | Interface mode | RS232:Network port type connector,The line sequence is introduced as follows RS485/RS422:1*5*3.81,Crimping method RJ45:Network port |
| 5 | Transmission medium | Network cable / twisted pair or shielded wire |
| 6 | Serial port standard | RS232:1200~115200bps RS485/RS422:1200~460800 bps |
| 7 | Network port specification | RJ45，10/100Mbps |
| 8 | Network protocol | IP、 TCP/UDP、 ARP、 ICMP、 IPV4 |
| 9 | IP access method | Static IP、 DHCP |
| 10 | DNS | Support |
| 11 | User configuration | Web page configuration |
| 12 | Simple transparent transmission method | TCP Server 、TCP Client 、 UDP Server 、 UDP Client |
| 13 | TCP Server connection | Supports up to 4 TCP connections |
| 14 | Operating temperature | -40 ~ +85℃，Industrial grade |
| 15 | Operating humidity | 10% ~ 90%，Relative humidity, non-condensing |
| 16 | Storage temperature | -40 ~ +125℃，Industrial grade |
| 17 | Average weight | 416g±5g |
| 18 | Size | 150*107*29mm |
| Pin No. | Name | Usage |
| 1 | Ethernet | RJ45 network interface |
| 2 | Reload | Factory reset button, long press for 5 ~ 10s is effective |
| 3 | 1R- | The first serial port RS422 data receiving (B-) interface (3.81mm connecting terminal) |
| 4 | 1R+ | The first serial port RS422 data receiving (A +) （3.81mm connecting terminal） |
| 5 | GND1 | Ground reference for the first and second signal (3.81mm connecting terminal) |
| 6 | 1T-(1-485-B) | The first serial port RS485 data interface terminal B/ RS422 data transmission (B-) interface (3.81mm connecting terminal) |
| 7 | 1T+(1-485-A) | The first serial port RS485 data interface terminal A/ RS422 data transmission (A +) interface (3.81mm connecting terminal) |
| 8 | 2R- | The second serial port RS422 data receiving (B-) interface (3.81mm connecting terminal) |
| 9 | 2R+ | The second serial port RS422 data receiving (A +) (3.81mm connecting terminal) |
| 10 | GND1 | Reference ground for the 1st and 2nd signal（3.81mm connecting terminal） |
| 11 | 2T-(2-485-B) | The second serial port RS485 data interface terminal B/ RS422 data transmission (B-) interface (3.81mmconnecting terminal) |
| 12 | 2T+(2-485-A) | The second serial port RS485 data interface terminal A/ RS422 data transmission (A +) interface (3.81mmconnecting terminal) |
| 13 | 2-RS232 | The second RS232 data interface (network port type connector) |
| 14 | 1-RS232 | The first RS232 data interface (network port type connector) |
| 15 | PE | Ground screw post connected to the earth |
| 16 | 3-RS232 | The third RS232 data interface (network port type connector) |
| 17 | 4-RS232 | The fourth RS232 data interface (network port type connector) |
| 18 | 4T+(4-485-A) | The fourth serial port RS485 data interface terminal A/ RS422 data transmission (A +) interface (3.81mm connecting terminal |
| 19 | 4T-(4-485-B) | The fourth serial port RS485 data interface terminal B/ RS422 data transmission (B-) interface (3.81mm connecting terminal) |
| 20 | GND2 | The third and fourth signal reference ground (3.81mm connecting terminal) |
| 21 | 4R+ | The fourth serial port RS422 data receiving (A +) (3.81mm connecting terminal) |
| 22 | 4R- | The fourth serial port RS422 data receiving (B-) interface (3.81mm connecting terminal) |
| 23 | 3T+(3-485-A) | The third serial port RS485 data interface terminal A/ RS422 data transmission (A +) interface (3.81mm connecting terminal) |
| 24 | 3T-(3-485-B) | The third serial port RS485 data interface terminal B/ RS422 data transmission (B-) interface (3.81mm connecting terminal) |
| 25 | GND2 | The the third and fourth signal reference ground (3.81mm connecting terminal) |
| 26 | 3R+ | The third serial port RS422 data receiving (A +) (3.81mm connecting terminal) |
| 27 | 3R- | The third serial port RS422 data receiving (B-) interface (3.81mm connecting terminal) |
| 28 | PE | Connect to the earth (3.81mm connecting terminal) |
| 29 | PE | Connect to the earth (3.81mm connecting terminal) |
| 30 | DC-IN(-) | Power terminal ground (3.81mm connecting terminal) |
| 31 | DC-IN(+) | Positive terminal of power connection terminal, can not supply power with power socket at the same time (3.81mm connecting terminal) |
| 32 | DC-IN | Power socket, cannot be powered at the same time as the power terminal |
LED Indicator
1 | TX1 | The First serial port data sending indicator |
2 | RX1 | The first serial port data receiving indicator |
3 | RX2 | The second serial port data receiving indicator |
4 | TX2 | The second serial port data sending indicator |
5 | UART1 | The first serial port data receiving and sending indicator |
6 | UART2 | The second serial port data receiving and sending indicator |
7 | RL | Factory reset indicator |
8 | PWR | Power Indicator |
9 | TX3 | The third serial port data sending indicator |
10 | RX3 | The third serial port data receiving indicator |
11 | RX4 | The fourth serial port data receiving indicator |
12 | TX4 | The fourth serial port data sending indicator |
13 | UART3 | The third serial port data receiving and sending indicator |
14 | UART4 | The fourth serial port data receiving and sending indicator |
15 | DATA | Network data receiving and sending indicator |
16 | LINK | Network connection indicator |
| Order online |
| 【eBay】：https://www.ebay.com/usr/cdebyte |
| 【Aliexpress】：https://www.aliexpress.com/store/2798183 |
| 【Alibaba】：https://www.alibaba.com |
| For batch order/customized product |
| 【Sales hotline】：+86-28-61399028 Ext.812 |
| 【E-mail】：service@cdebyte.com |
| Technical support |
| 【Submit online】：http://www.ebyte.com/en/apple-technology.aspx |
| 【E-mail】：support@cdebyte.com |
| Model | Interface | IC | Frequency Hz | Power dBm | Distance km | Air data rate | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E810-DTU(4RS1E) | - | RJ45，10/100Mbps | - | 8～28 | - | - | - | 150*107*29 | Transparent transmission | ||
| E810-TTL-01 | SMD | RJ45，10/100Mbps | - | 4.5~5.5 | - | - | - | 24*25 | Serial to Ethernet | ||
| E810-RS485-U01 | USB to RS485 | CH340 | - | - | - | - | - | 70*27*14mm | Data transmission | ||
| E810-DTU-V2.0 | RJ45，10/100Mbps | - | - | - | - | - | - | 82×84×24 | 232/485 to Ethernet | ||
| E810-DTU(RS232)-V2.0 | RS485/RS232：1*5*3.81mm | RJ45，10/100Mbps | 3.3 | 8~28 | - | - | - | 66*66*21.6 | 232/485 to Ethernet | ||
| E810-DTU(RS485)-V2.0 | RS485/RS232：1*5*3.81mm | RJ45，10/100Mbps | 3.3 | 8~28 | - | - | - | 66*66*21.6 | 232/485 to Ethernet | ||
| E810-DTU(1RS1E) | Ethernet | - | - | - | - | - | RJ45 | 80×62×25 | single serial port server | ||
| E810-DTU(RS) | RS485/RS422 | RS232:DB9 | - | 5~36 | - | - | - | 82×84×25 | Bidirectional conversion between RS232 and RS485/RS422 data | ||
| E810-DTU(CAN-ETH) | CAN | Ethernet | - | - | - | - | RJ45 | 66*66*21 | CAN-BUS to Ethernet | ||
| E810-DTU(CAN-RS485) | CAN | RS485 | - | - | - | - | RJ45 | 66*66*21 | RS485 to CAN-BUS | ||
| E810-TTL-CAN01 | CAN | UART | - | - | - | - | SMD | 16 * 26 | UART TTL to CAN-BUS | ||
| E810-DTU(RS485) | Ethernet | - | - | - | - | - | RJ45 | 66*66*21 | Transparent transmission | ||
| E810-DTU(RS232) | Ethernet | - | - | - | - | - | RJ45 | 66*66*21 | Transparent transmission |
