42 Use in Hazardous Environments WAGO I/O-SYSTEM 750 XTR750-430/040-000 8DI 24 VDC 3ms XTRManualVersion 1.1.07.1.2 Marking for the United States of America (NEC) and Canada(CEC)Pos : 60.10 /Serie 750 ( WAGO-I/O-SYST EM)/Ei ns atz i n Ex-Bereic hen/Beispi elbedruc kung NEC und CEC _2017 @ 29\mod_1497866336326_21.doc x @ 424745 @ @ 1Figure 15: Marking Example According to NECPos : 60.11 /Serie 750 ( WAGO-I/O-SYST EM)/Ei ns atz i n Ex-Bereic hen/Beispi elbedruc kung und Textdetail N EC 500_2017 @ 14\mod_1360580302684_21.doc x @ 111353 @ @ 1Figure 16: Text Detail – Marking Example According to NEC 500Table 24: Description of Marking Example According to NEC 500Marking DescriptionCL I Explosion protection (gas group)DIV 2 Area of applicationGrp. A B C D Explosion group (gas group)op temp code T4 Temperature classPos : 60.12 /D okumentati on allgemei n/Gli ederungsel emente/---Seitenwec hs el--- @ 3\mod_1221108045078_0.doc x @ 21810 @ @ 1