Intrinsically safe temperature sensors according to ATEX directive 2014/31 / EU and IECEx.

Since the middle of 2016, we have been able to manufacture sensors for explosion protected areas due to successful certification.
Contact us for more information.


K 2019




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Gräff GmbH   Temperatur-,Mess- und Regeltechnik   Bonner Strasse 54   53842 Troisdorf Germany

Phone. +49 2241 4907-0   Fax  +49 2241 4907-66   Email