While enterprise applications solutions are moving closer to the plant floor, and plant-level systems are moving closer to enterprise planning application functionality, these systems will not likely converge anytime soon, because they use different technologies and have different user requirements.
hmi human machine interface
work cell. Human-machine interfaces (HMI) control the mechanical or electronic system interfaces that are used by a human operator, such as a mobile phone or factory system. Industrial automation technology is evolving in response to Internet-based computing, since thin clients, portal technology, and Web-enabled devices have changed plant information management in ways that were not foreseen until recently, and provide functionality for automating, monitoring, and controlling plant-floor operations.