An affordable All-in-One controller: a smart PLC with a textual HMI and keyboard, plus onboard I/O configurations; expands up to 150 I/Os.

unitronics m91 plc and hmi
unitronics m91 plc and hmi
  • Shaft-encoder inputs and PWM outputs
  • Direct temperature inputs
  • Auto-tune PID, up to 4 loops
  • Date & time-based control Database
  • Full source upload
  • Up to 80 user-designed screens
  • Multilingual: supports over 15 languages and 20 graphic symbols
  • Scroll between pre-programmed recipes/menus
  • Memory and communication monitoring  via HMI – No PC needed
  • SMS messaging via GSM
  • Remote access utilities
  • PC access via MODBUS or OPC server
  • Supports MODBUS protocol
  • CANbus  (in C models only)
  • User-defined ASCII strings, enable communication with external devices
  • RS232/RS485 built-in port

I/O options include digital, analog, high-speed, temperature & weight measurement.

  • M91™ Models – Onboard I/Os
  • I/O Expansion Modules

U90™ Software

for M91™

All-in-One software enables you to:

  • Develop your PLC and HMI applications in one environment
  • Configure hardware & communications
  • Establish modem and data communications
  • Test and debug your programs