MX902-1D Ex DTU （ 3km）/ Exd IIC / long-distance wireless LORA data transmission terminal

 

Description

MX902-1D Explosion-Proof DTU is a long-distance wireless Lora data transmission terminal. It can perform point-to-point communication and fixed-point transmission through the Lora network and realize data communication between RS232/RS485/TTL serial ports and wireless networks.

Features

• Explosion-proof grade: Exd IIC T6 Gb/ExtD A21 IP68 T80℃
• Application: chemical enterprises, oil fields, coal mines, underground pipeline and other fields
• Advanced modulation method long-distance anti-jamming setting
• Communication distance up to 3km
• Fixed-point transmission, broadcast transmission, channel monitoring
• Wake-on-air (ultra low power consumption) for battery applications
• FE forward error correction to improve communication stability
• Support ISM 433MHz frequency band
• Support data transmission rate of 0.3k~19.2kbps

Specification

Hardware
Voltage	5~36V
Working current	Standby current 11mA @12V
	Transmit current 45mA @12V
Working frequency	410~441MHZ
Dimensions	294*229*97mm
Communication distance	3000 meters under ideal conditions
Explosion-proof grade	Exd IIB T6 Gb/ExtD A21 IP68 T80℃
Use environment	The temperature of the usable environment is -40℃～+85℃/-40℃～+185℉, and the humidity is 5～95%RH (non-condensing)

Communication Connections
Connector Number	3
Connector standard	TTL 3.0V RS485 RS232 (Only one can be selected when working, not both)
baud rate	1200bps, 2400bps, 4800bps, 9600bps
Check method	No parity, odd parity, even parity
data bits	8
stop bit	1

software
Subcontracting	The maximum size of a single package is 64 bytes, and it will be automatically sub-packaged after it exceeds
rate	300bps-19200bps
Configuration method	PC software, AT commands