"Instrumentation for Process industries is evolving, perhaps, faster than most other technologies. The accuracy and speed at which plant data is made available to personnel is way ahead of what it was even a decade back. The advent of digital technology and advances made in communication have enabled a revolution. Together with associated computers relevant reports giving details on current production levels, bottlenecks, raw material stocks, finished goods levels etc. are made available to Board members and Production Executives enabling them to take appropriate decisions almost on a Real-time basis"-- Provided by publisher.