Basic Modbus RTU gateway

  • RS485 and LTE/GPRS
  • PC software for configuration
  • 8-36V power supply range

AG-201 stands as the basic Modbus RTU gateway for users seeking LTE connectivity for their custom applications. This gateway features both RS485 and LTE/GPRS communication capabilities, complete with SMS support. AG-201 ensures bidirectional connectivity, enabling Modbus RTU data exchange with the cloud with MQTT.

AG-201 application diagram

Application of gateway

The gateway, despite the small number of interfaces, is widely used wherever there is a need for data from the Modbus RTU interface to go to the server. Also where we need to remotely control the functions of the Modbus device.

Configuration software

Dedicated Windows software for easy configuration of all gateway parameters. It also facilitates mass configuration for larger IoT systems.

AG-201 configuration software
AG-201 configuration Modbus

Easy Modbus configuration

All modbus interface parameters can be easily and clearly configured via a configurator on the computer. All options are accessible through a clearly designed menu.

CPUARM  processor 500Mhz
Memory16MB RAM
CellularLTE, GPRS
SIM1 x microSIM
GNSSGPS, BDS, Galileo, GLONASS, QZSS  (optional)
Antenna Connectors1 x SMA for cellular, 1 x SMA for GNSS (optional)
Serial1 x RS485
OtherUSB for system update
Status Indicators1 x activity, 1 x power, 1 x LTE
Power8-36V DC with reverse polarity protection
Operating temperature-20 °C to 75 °C
HousingAluminium housing with DIN rail mounting option
Dimensions88mm x 65mm x 35mm
Operating systemEmbedded System
Network protocolsMQTT(S), HTTP(S), TLS-1.2
System updateUSB, over the air (OTA)

You can order our products online or send an individual inquiry. Please specify a specific model in your inquiry. Some models/products are only available on special order.

Model SelectionCellular NetworkGNSS   
AG-201  Enquiry 
AG-201-G Enquiry