[Frequency]:425~450.5MHz
[Power]:30dBm
[Distance]:2.5km
[Interface]:RS485
[Introduction]:E800-DTU is a wireless data transceiver with the function of digital data processing, digital modulation and demodulation, FEC, balanced soft decision, etc.. Wireless data transceiver provides transparent RS232 / RS485 interface, different with the analog FM transceiver plus MODEM analog digital transceiver.
| RF Parameter | Value | Remark |
| Working frequency | 425 ~ 450.5 MHz | Default: 433MHz |
| Transmitting power | 21 ~ 30 dBm | Default: 30dBm（About 1W） |
| Air data rate | 1.2kbps ~ 70kbps | Default: 1.2kbps |
| Test distance | 2500 meter |
| Hardware Parameter | Value | Remark |
| Size | 66 * 66 * 21 mm | |
| Antenna type | SMA-K | |
| Communication interface | RS485 | Standard DB9 Hole / 3.81 connecting terminal |
| Baud rate | 9600 | Baud rate: 1200~115200 |
| Buffer | 512 bytes buffer | Limitless package length, no sub-package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 8 | 12 | 28 | V | |
| Transmitting current | 315 | 350 | 385 | mA | 30dBm（1W） |
| Stand-by current | 18 | 20 | 22 | mA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |
| Pin No. | Name | Function | Description |
| 1 | 3.81mm terminal block | UART interface/ Power supply interface | Standard RS-232&485 interface/screwing power supply interface |
| 2 | PWR-LED | Power LED | Red, lit when the power is on |
| 3 | TXD-LED | Transmit LED | Yellow, blinks when transmitting data |
| 4 | RXD-LED | Receive LED | Yellow, blinks when receiving data |
| 5 | M0-LED | Mode LED | Red,M0 M1 indicate the operating mode together |
| 6 | M1-LED | Mode LED | Red,M0 M1 indicate the operating mode together |
| 7 | Mode switch | Tact switch | Control the operating mode |
| 8 | Antenna interface | SMA-K interface | External thread, 10mm, 50Ω characteristic impedance |
| 产品 型号 | IC | Interface | Frequency Hz | Power dBm | Distance km | Air data rate | Package | Size (mm) | Feature | 技术 手册 | 样品 购买 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E800-DTU(Z2530-ETH-27) | Ethernet | CC2530 | 2.4G | 27 | 2.5 | - | Screwing | 84*82*25 | ZigBee Ad Hoc Network | ||
| E800-DTU(Z2530-485-20) | RS485 | CC2530 | 2.4G | 20 | 1.0 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | ZigBee | ||
| E800-DTU(Z2530-485-27) | RS485 | CC2530 | 2.4G | 27 | 2.5 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | ZigBee | ||
| E800-DTU(433C17-232) | 232 | - | 433M | 17 | 1.0 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | Continuous transmiss | ||
| E800-DTU-433C17-485 | 485 | - | 433M | 17 | 1.0 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | Continuous transmiss | ||
| E800-DTU-433C30-232 | 232 | - | 433M | 30 | 2.5 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | Continuous transmiss | ||
| E800-DTU-433C30-485 | 485 | - | 433M | 30 | 2.5 | Baud rate self-matched | Screwing/DB9 | 66*66*21 | Continuous transmiss | ||
| E800-DTU-433L20-232 | 232 | SX1278 | 433M | 20 | 3.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | LoRa spread spectrum | ||
| E800-DTU-433L20-485 | 485 | SX1278 | 433M | 20 | 3.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | LoRa spread spectrum | ||
| E800-DTU-433L30-232 | 232 | SX1278 | 433M | 30 | 8.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | LoRa spread spectrum | ||
| E800-DTU-433L30-485 | 485 | SX1278 | 433M | 30 | 8.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | LoRa spread spectrum | ||
| E800-DTU (433N17-485) | 485 | AX5243 | 433M | 17 | 2.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | Narrow band, small and easy to integrate | ||
| E800-DTU-433N30-232 | 232 | AX5243 | 433M | 30 | 6.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | Narrow band, small and easy to integrate | ||
| E800-DTU-433N30-485 | 485 | AX5243 | 433M | 30 | 6.0 | 0.3k~19.2k | Screwing/DB9 | 66*66*21 | Narrow band, small and easy to integrate |
