Estación de radio digital inalámbrica de alta potencia de 25 W, módem lora de larga distancia de 40 km, transceptor rf de 433 mhz rs232 rs485
[Frecuencia]：410.125~493.125MHz
[Energía]：25W
[Distancia]：40km
[Tamaño]：160*137*44mm
[Interfaz]：RS232/RS485
[Peso]：846.2±5g
[Introducción]：E90-DTU (400SL44) es un verdadero transceptor de datos inalámbrico industrial de alta calidad. El transceptor utiliza tecnología de espectro ensanchado LORA. Su fuerte capacidad antiinterferente hace que la comunicación inalámbrica sea más estable y confiable en sitios industriales, interfaz RS232 / RS485 transparente.
| No. | Name | Function | Description |
|---|---|---|---|
| 1 | PE | Connect to ground | Connect to ground |
| 2 | GND | Crimped power input negative | Power reference ground |
| 3 | VCC | Crimped power input positive | power input(12V/10A) |
| 4 | MOD | Mode control | Floating, general mode; ground,configuration mode |
| 5 | RS485 G | RS485 interface G | RS485 interface G is connected tothe device GND interface(recommended) |
| 6 | RS485 B | RS485 interface B | RS485 interface B is connected todevice B interface |
| 7 | RS485 A | RS485 interface A | RS485 interface A is connected todevice A interface |
| 8 | RS232 | RS232 interface | Standard RS232 interface |
| 9 | ANT | SMA-K interface | External thread inner hole, 10mm,characteristic impedance 50Oohm |
| 10 | PWR | Power indicator | Red, lit when the power is on |
| 11 | TXD | Serial data sending indicator | Yellow, blinks when sending data |
| 12 | RXD | Serial data receiving indicator | Yellow, blinks when receivingdata |
| 13 | ERR | Warning indicator | Red, the temperature exceeds100 ℃ or the antenna is notconnected or the antenna is not ingood connection. After resolving,you need to power on againbefore working |