SRTU - GSM Communicator

SRTU, a micro controller based intelligent controller, is a versatile solution for data acquisition, to transfer the data and to send SMS alerts, via GSM or Landline telephone, to remote locations, as well as to control various outputs from the remote locations.


  • "SRTU follows wherever the GSM Network Follows"
  • very powerful tool to establish complete control of applications remotely.
  • Full expert application programming support
  • Extremely useful in monitoring and maintaining remote sites
  • The data/ status of various digital / analog inputs can be retrieved from remote place using GSM or Landline telephone.
  • Can generate SMS Alerts pertaining to typical data or digital / analog inputs conditions to pre-defined mobile numbers
    Can also operate digital / analog outputs with SMS received from pre-defined mobile numbers

Application Area

Unlimited applications in

  • Industries
  • Homes
  • Commercial complexes
  • Hospitals
  • RS - 485 Serial Link with MODBUS protocol
  • Expandable Digital Inputs (x8 - upto 64)
  • Expandable 12 Bit Analog Inputs ( upto 8)
  • Expandable Scanned Analog Inputs (x8 upto 64)
  • Expandable Digital Outputs (x8 - upto 64)
  • Expandable Analog Outputs ( upto 16)
  • Incorporates Real Time Clock