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E90-DTU(433L37)-V8 433MHz sx1278 5W RS232 RS485 LoRa Wireless Modem iot solutions

[Frequency]:410~441MHz

[Power]:37dBm

[Distance]:20km

[Interface]:RS232/RS485

[Weight]:240±5g

[Introduction]:E90-DTU is a wireless data transceiver with the function of digital data processing,digital modulation and demodulation,FEC,balanced soft decision,etc.It provides transparent RS232/RS485 interface,different with the analog FM transceiver plus MODEM analog digital transceiver.

RF Parameter Value Remark
Working frequency 410~441 MHz Default: 433MHz
Transmitting power 37 dBm About 5W
Air data rate 2.4k~19.2kbps Default: 2.4kbps
Test distance 20000 meters In open and clear air, with maximum power, 5dBi antenna gain, height of 2m.
Hardware Parameter Value Remark
Size 121 * 105 * 25 mm Without interface
Antenna type SMA-K -
Communication interface RS232 / RS485 Standard DB9 Hole/3.81 connecting terminal
Baud rate 9600 Baud rate: 1200~115200
Buffer 512 bytes buffer Automatically sub-packaging with 197 bytes per package
Electronic parameter Min. Typ. Max. Unit Condition
Power supply 10 12 28 V -
Transmitting current 1024 1138 1252 mA 37dBm(5W)
Stand-by current 45 50 55 mA -
Operating temperature -40 20 +85 -
Operating humidity 10 60 90 % -
Storage temperature -40 20 +125 -