E32-DTU(900L20)-V8 High-speed 868M wireless digital radio LoRa spread spectrum technology
[Operating frequency]：862 ~ 930MHz
[Transmit power]：100mW
[Communication distance]：3km
[Product size]：82*62*25mm
[Interface type]：RS232/RS485
[Net weight of product]：127±5g
[Introduction]：E32-DTU (900L20)-V8 is a high-speed 868M wireless digital radio (with RS232/RS485 interface), LoRa spread spectrum technology, transparent transmission method It works in the 862~930 MHz frequency band (default 868MHz), and the operating voltage range is 8V~28V.
| RF parameters | parameter value | Remark |
|---|---|---|
| Working frequency band | 862~930MHz | Factory default 868MHz |
| Transmit power | 20 dBm | Maximum power about 100mW |
| Receive Sensitivity | -138 dBm | Airspeed 2.4kbps |
| Air rate | 0.3k~19.2kbps | Factory default 2.4kbps |
| Measured distance | 3 km | clear and open environment, maximum power, antenna gain 5dBi, height 2m, airspeed 2.4kbps |
| Hardware parameters | parameter value | Remark |
|---|---|---|
| Dimensions | 82*62*25mm | |
| Antenna form | SMA-K | |
| Communication interface | RS232/RS485 | Baud rate supports 1200~115200, the factory default is 9600 |
| Interface | DB-9/Crimping | Standard DB9 Socket/3.81 Terminal |
| Buffer capacity | 512 bytes | 58 bytes of internal automatic packet transmission |