Answer / wesam

1- MMI is considered as a small display on a panel at field.
2- HMI is an entire control station installed at field.

Answer / sunita

MMI doesnt have any I/O points.
HMI has I/O points also like a PLC.

Answer / upendrae

mmi is man machine interface.from this we can view the
status of the equipmetns in the plant.

Hmi is human machine interface,,from this we can control the
process parameters and status of the equipments in the plant

Answer / jj

HMI-HUMAN MACHINE INTERFACE
MMI-MACHINE TO MACHINE INTERFACE

Answer / m. saravanan

man machine interface - MMI

History module interface - HMI

Answer / asm

MMI=SMALLER VERSION OF PANEL
HMI=LARGER VERSION OF PANEL

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