Message Center with 4 Line x 20 Character LCD Display


MMI Message Centers require a SMIC cable to communicate with PLCs. See SMIC Cables to choose PLC type.

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The MMI-40 is a message center with a 4 line LCD display. It is based on the powerful features found in our other MMI products. The easy to use Windows™ setup software allows users to quickly configure their units.

Weight 4 lbs
Dimensions 10 × 9 × 7 in


  • Windows™ based setup software
  • Setup software can convert projects from one PLC brand to another
  • 4 x 20 character LCD display
  • Small DIN size
  • Multiple embedded variables per screen
  • Smart cable hookup to PLC’s
  • RS-232 printer port
  • Message capacity is limited only by memory


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