Available as a free White Paper download from the Hansford Sensors’ web site, the publication is called ‘Confused about the ATEX Directives?’ and was co-authored with David Almond, sales and marketing director at Pressure Vacuum Level.  It addresses a number of common areas where errors in implementing the directives can occur and clarifies the zoning system for using ATEX registered products. 

www.hansfordsensors.com/assets/Uploads/Hansford-Sensors-ATEX-Directives-White-Paper-June-2013.pdf