The high performance wireless transmitting and receiving device transmits signal of RS485,RS232 interface through RF wireless transmission, GPRS(2G/3G/4G) , wifi or bluetooth transmission. It integrates bottom protocol of wireless communication internally. Users don’t need to care. plug and play. The feature of no wiring simplifies the complex wireless transmission and application.
DTU needs to connect to the devices with RS485 or RS232 interface, and conducts data transmitting and receiving, using like a wired serial port. It is widely used in PLC wireless communication; data collection device; monitoring device, medical device; automatic control of electronic instruments and apparatus; water, electricity,gas, heat meter reading and charging system; wireless words and picture transmission of LED screen; video surveillance and PTZ control,access control and attendance reader and so on.