Emerson's DeltaV SIS™ process safety system

The DeltaV SIS process safety system is part of Emerson's Smart SIS solution, which is 

an extension of the PlantWeb™ digital plant architecture, providing an integrated approach 

to complete safety loops — from sensor to logic solver to final control element. 

The Emerson SIS solution enables customers to implement safer facilities, improve

availability, lower life-cycle costs, and ease regulatory compliance.