Modbus RTU gateway with LTE and GSM

  • Read and write to modbus registers via LTE and GSM
  • Isolated RS485 and digital inputs with SMS alerts
  • Internal website for configuration

Industrial gateway for remote control and data acquisition over Modbus RTU. It can read or write data to Modbus registers. Gateway is working by LTE and GSM network and support two-way communication. In addition Gateway has 2 opto-isolated digital inputs with SMS alert support. SC versions with supercap have the ability to send an alert to the server and SMS text message about power failure. DIN rail mounting and metal housing are ideal for industrial applications.

We provide access to API and integration with our RMS.


  • Data acquisition from any Modbus RTU device - parameter measurement, energy meters, consumption measurements, PLC
  • Remote control of any device like: PLC's, remote pumping system, irrigation equipment, agricultural controls etc.


Technical specification

CPU ARM  processor
Storage 8MB
Memory 512kB
Cellular LTE, GPRS
Antenna Connectors 1 x SMA for mobile
Ethernet 1 x 10/100 Ethernet port
Serial Isolated RS485
Input/output 2 x isolated digital Inputs
Status Indicators 4 x signal strength, 2 x RS/TX, 2 x digital inputs, 1 x activity, 1 x power
Power 8-36V DC with reverse polarity protection
Power backup SuperCAP backup for last message (selected models only)
Operating temperature -20 °C to 75 °C
Housing Aluminium housing with DIN rail mounting option
Dimensions (W x H x D) 88mm x 35mm x 87mm
Weight 260g



For any details and information about price and availibility please don't hesitate to

Functional Specification

Operating system Embedded System
Network protocols TCP,  IPv4,  ICMP, NTP, DNS, HTTP,  ARP, JSON, SSLv3, TLS 1.2
SMS Functions Configuration, Inputs alerts, Output Controll, Status, Reboot
Configuration By internal website, by SMS, commands from server
Configuration backup Configuration backup save and load from internal website
Modbus RTU master, RTU gateway, Modbus to JSON, Custom TCP/IP to Modbus
Access security Internal website password, Mobile number access list

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