Purge, pressurization guide The 18-page introduction and technical review that leads off “Bebco EPS purge/pressurization systems engineers guide” thoroughly covers considerations involved in explosion-proof enclosures, intrinsic safety (IS), enclosure protection systems, and the environments and contexts in which they operate. It defines hazardous areas, details NFPA and ISA design standards, presents pressurization system designs, demonstrates enclosure connections, details indicators, alarms and cutoffs, and answers common questions. It’s available here. PepperL+FuchS / www.pepperl-fuchs.us All kinds of enclosures overview This 12-page Power Point document,…Full Story
A question about a pressure-independent balancing and control valve prompts an expert dissection of rangeability.