[Interface] : RS232-RS485/RS422
[Interface] : RS232-RS485/RS422
[Feature] : Transparent transmission
[Introduction] : E810-DTU (RS) is a high cost-effective RS232 to RS485/RS422 isolated interface bidirectional converter independently developed by Chengdu Ebyte Electronic Technology Co., Ltd. This product is featured by it’s small size, simple wiring, convenient installation, etc. It is a reliable assistant tool for engineering application, project debugging and product development.
| No. | Parameter | Specifications |
| 1 | Power Supply | 5V ~ 36V, over 36V may burn out,12V or 24V power supply is recommended |
| 2 | Working Current | 24mA @ 12V |
| 3 | Transmitting Method | Asynchronous half-duplex or asynchronous full-duplex |
| 4 | Transmission medium | Twisted pair or shielded wire |
| 5 | Interface characteristics | Interface compatible with EIA / TIA RS232C, RS485 / RS422 standards |
| 6 | Interface method | RS232: DB9 female connector,RS485 / RS422: 1 * 5 * 3.81, crimping method |
| 7 | Transmission distance | 1200 meters (RS485 port), 5 meters (RS232 port) |
| 8 | Operating temperature | -40 ℃ ~ + 85 ℃, industrial grade |
| 9 | Working humidity | 10% ~ 90%, relative humidity, non-condensing |
| 10 | Size | 82 × 84 × 25mm |
| 11 | Average weight | 130 ± 5g |
| No. | Name | Function |
| 1 | RS232 | DB9 female connector |
| 2 | PWR | Power Indicator |
| 3 | TXD | RS232 serial port sending indicator |
| 4 | RXD | RS232 serial port receiving indicator |
| 5 | (R-) | Receive (B-) |
| 6 | (R+) | Receive (A +) |
| 7 | GNDA | Signal reference ground |
| 8 | 485-B(T-) | Send (B-) |
| 9 | 485-A(T+) | Send (A +) |
| 10 | GND | Power terminal ground |
| 11 | VCC | Power terminal, default 5-36V, 12V / 24V is recommended, cannot be supplied withpower socket at the same time |
| 12 | DC-IN | Power socket, 5-36V by default, 12V / 24V is recommended. Do not supply powerwith the power terminal at the same time. |
| 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 |
