[Tipo de interfaz]：RS485
[Frecuencia de trabajo]：470 ~ 510MHz
[Velocidad inalámbrica]：5,4 kbps
[Voltaje de funcionamiento]：CC 8 V ~ 28 V
[Tamaño]：116*105*41mm
[Peso del producto]：342g ± 5g
[Introducción]：E53-DTU (470FMS22) es una puerta de enlace FMS del sistema de monitoreo de equipos diseñada en base a la tecnología de espectro ensanchado LoRa. Su fuerte capacidad antiinterferencias hace que las comunicaciones inalámbricas sean más estables y confiables en entornos industriales. Al mismo tiempo, el sistema de monitoreo de equipos admite una capacidad de red ultragrande y la puerta de enlace se puede conectar con nodos Enter 1200. El módulo de transmisión inalámbrica y la puerta de enlace del sistema de monitoreo de equipos son adecuados para escenarios de aplicaciones de IoT a gran escala, como aplicaciones inteligentes. viviendas, edificios inteligentes, sistemas de seguridad, sistemas fotovoltaicos y logística.
| Serial number | Name | Function | Description | ||
| 1 | PWR | Power Indicator | — | ||
| 2 | INF1 | AT command indicator light | Flashes during AT command configuration n | ||
| 3 | RF_RX | RF receiving indicator light | Flashes during RF receptio | ||
| 4 | Restore | Factory reset button | Press and hold for more than 5 seconds to restore to factory default parameters | ||
| 5 | RS485 ① | RS485 A | RS485 interface A | RS485 interface A is connected to device A interface | This interface is used to connect to the gateway |
| RS485 B | RS485 interface B | RS485 interface B is connected to device B interface | |||
| RS485 G | RS485 interface G | RS485 interface G is connected to the GND interface of the device (recommended connection) | |||
| 6 | RS485 ② | RS485 A | RS485 interface A | RS485 interface A is connected to device A interface | This interface is used for data transmission |
| RS485 B | RS485 interface B | RS485 interface B is connected to device B interface | |||
| RS485 G | RS485 interface G | RS485 interface G is connected to the GND interface of the device (recommended connection) | |||
| 7 | GND | Pressed wire power input negative pole | Power reference ground | ||
| VCC | Pressed wire power input positive pole | Power input (DC 8~28V) | |||
| 8 | DC power interface | Power interface | Power input (DC 8~28V) | ||
| 9 | RF_TX | RF transmit indicator light | Flashes when radio frequency is transmitting | ||
| 10 | INF2 | Slave gateway>Master gateway data indicator | Flashes when sending data from gateway to main gateway | ||
| 11 | INF0 | Master gateway>Slave gateway data indicator | Flashes when the master gateway sends data to the slave gateway | ||
| 12 | EUI QR code | Store EUI information | Store factory EUI information | ||
| 13 | TX | Antenna interface | SMA-K interface, external threaded inner hole, equivalent impedance about 50Ω | ||
| 14 | RX | ||||