Refineries is an application typically having several sub-applications such as tank parks, tank truck loading and unloading, pipe racks, laboratories with laboratory fume hoods. Often also ship terminal activities are present where zone 1 – div 1 risks can be observed from a safe distance in zone 2 – div 2 or Safe Area.
More than 80% of the zone 1 – div 1 suitable equipment is actually installed in zone 2 – div 2. It saves initial cost installing a zone 2 – div 2 Flame detector but also maintenance is much easier and cheaper. Check the lay out and safe money and at the same time increase safety due to easier and cheaper maintenance.