RS485 GSM Modem-USR-GPRS-734 Basic Communication Test

 USRIOT GPRS modem test instructions:

RS485 GSM Modem-USR-GPRS-734 Basic Communication Test

This test will connect test.usr.cn:2317 as server, the function is send data to server, and the server auto-return data.

1. Default parameters of device

Work mode

Network transmission

Server address

Test.usr.cn

Server port

2317

Serial port parameters

115200,8,1,None

Heartbeat

www.usr.cn

2. GPRS DTU test

1. Ensure that the hardware connection is correct, then connect power.

Power light: red , on;

Work light: yellow, flicker;

GPRS light: yellow, indicates that it has been mounted to the operator network;

Link light: yellow, indicates that it has been connect server.

2. Confirm serial port number for USB to 485.

RS485 GSM Modem-USR-GPRS-734 Basic Communication Test

3. Open “USR-GM3.exe”, open serial port, click enter CFG status, click exit CFG status, change parameters, and click “set save all param”, finally restart.

RS485 GSM Modem-USR-GPRS-734 Basic Communication Test

4. Make sure the link light on, now you can send data to server.

RS485 GSM Modem-USR-GPRS-734 Basic Communication Test