Huber offer two solutions fo ATEX zones 1 & 2 for the Unistat range of Temperature control units. The first is an Ex-p rated housing,which can be situated inside the ATEX zone. wThe Unistat is placed inside. and the pressure within the chamber is kept slightly above atmouspheric ensuring that potentially explosive vapours are kept out. The seconsd option is an ATEX rated controller, which can be placed inside the ATEX zone, whilst the Unistat sits in the safe zone.