Sensorbox SRAP-M-CA1-BB270-1-A-TP20-EX2 Design=Angular, Based on the standard=VDI/VDE 3845 (NAMUR), Authorisation=(* C-Tick, * c UL us - Recognized (OL)), CE mark (see declaration of conformity)=(* to EU directive for EMC, * to EU directive explosion protection (ATEX)), ATEX category Gas=II 3G