Radio digital inalámbrica industrial
[Frecuencia]：410~441MHz
[Energía]：30dBm
[Distancia]：5km
[Tamaño]：82*62*25mm
[Interfaz]：RS485
[Rasgo]：Antiinterferencia de espectro ensanchado LoRa
[Introducción]：E800-DTU es un transceptor de datos inalámbrico con la función de procesamiento de datos digitales, modulación y demodulación digital, FEC, decisión suave balanceada, etc. El transceptor de datos inalámbrico proporciona una interfaz RS485 transparente, diferente con el transceptor FM analógico más el transceptor digital analógico MODEM.
| Pin No. | Name | Direction | Function |
|---|---|---|---|
| 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 sending data |
| 4 | RXD-LED | Receive LED | Yellow, blinks when sending 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 |