Low Cost LoRa Module RS232 Long Range Wireless Transmitter And Receiver 20dBm LoRa Modem Support Modbus
[Frequency]：410～441MHz
[Power]：20dBm
[Distance]：3km
[Size]：92*67*30mm
[Interface]：RS232
[Weight]：95±5g
[Introduction]：E95-DTU(433L30-232) is a wireless data transmission DTU that uses military-grade LoRa modulation technology. It has a variety of transmission methods. It works at (410/441M) frequency band (default 433MHz). The DTU provides a transparent RS232 interface, plastic shell. rail type installation structure, support 8~28V voltage input
| No. | Name | Function | Description |
|---|---|---|---|
| 1 | Mode | Mode switch button | Working mode switching control |
| 2 | ANT | RF interface | SMA-K，External thread inner hole |
| 3 | DC | Power supply | DC power input port, pressure line port |
| 4 | RS485 | RS485 interface | Standard RS-485 interface |
| 5 | PWR | Power indicator | Lights up when the power is on |
| 6 | TXD | Sending indicator | Flashes when sending data |
| 7 | RXD | Receiving indicator | Flashes when receiving data |
| 8 | MO | Mode indicator | Working mode indicator |
| 9 | M1 | Mode indicator | Working mode indicator |