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E90-DTU(230SL37) Lora sx1262 sx1268 230mhz 5w relé rssi rádio modem iot transceptor de dados sem fio rs232 rs485 37dbm para o plc

[Frequency]:220.125~236.125MHz

[Power]:37dBm

[Distance]:20km

[Interface]:RS232/RS485

[Weight]:253±5g

[Introduction]:E90-DTU (230SL37) is a data transceiver with military-grade LoRa modulation technology. With multiple transmission modes, it works in the (230.125MHz~236.125MHz) frequency band (default 230.125MHz). The transceiver provides transparent RS232/RS485 interface and supports 10~36V voltage input.

1
Pin No. Name Function Description
1 DB-9 femal socket RS-232 interface Standard RS-232 interface
2 3.81 connecting terminal RS-485, power interface Standard RS-485 interface and pressure line power interface
3 PWR-LED Power LED Red when powered-on
4 TXD-LED Transmit LED Yellow, it flashes when transmitting data
5 RXD-LED Receive LED Yellow, it flashes when receiving data
6 DC power interface Power interface Straight hole, outer diameter: 5.5mm, inner diameter: 2.5mm
7 DIP switch DIP switch Working mode control
8 Antenna interface SMA-K interface External thread hole.L: 10mm. 50Ω resistance.