Basic Function

Din rail industrial cellular modems with sim card slot USR-DR504-G have perfect functions and cover most of the conventional application scenarios. Din rail industrial cellular modems USR-DR504-G support bands B1/B2/B3/B4/B5/B6/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28/B38 /B39/B40/B41, and have the characteristics of high rate and low latency. Users can realize data transmission between RS232 / 485 and 4G network through simple configuration.

DIN-rail mounting cellular modems USR-DR504-G

Easy to install, and wire with small space

Basic Function of USR-DR504-G

RS485 Port, realize the data transmission between RS485 and 4G Network

Working Mode

Network transparent transmission mode

Realize data transmission from user’s device and network in bi-direction
Support two socket connection. Work mode: TCP Server/Client, UDP
User-defined heartbeat packet and registry packet

Modbus RTU to Modbus TCP

SMS Transparent Transmission

In this mode, the user's serial device can send and receive SMS messages via the parameters configured
to realize transparent data communication between the mobile phone and the serial device.

More function

Parameter Configuration

Can be configured by serial port AT command, network AT command and SMS AT command.

Remote Upgrade

Firmware by remote management system.

Hardware Protection

ESD Electrostatic protection level 4
Surge protection level 3
Hardware Watchdog