Model 633 - Electronic Fluid Detector Brochure

Delta Controls Model 633IF – Detects an interface as it moves down a pipeline. Delta Controls Model 633ED – Detects whether a pipeline is empty or full; Model 633AN determines what a pipline contains; gas, oil, water or a mixture. Trying to sense these conditions with a target or other type flow switch can give erroneous results, causing spills, process shutdowns, etc.