| Approval | RCM trademark c UL us listed (OL) | ||
| CE mark (see declaration of conformity) | To EU EMC Directive To EU Explosion Protection Directive (ATEX) In accordance with EU RoHS Directive | ||
| ATEX category gas | II 3G | ||
| Explosion ignition protection type for gas | Ex nA IIC T6 X Gc | ||
| Explosion ambient temperature | -5°C <= Ta <= +50°C |
| KC mark | KC-EMV | ||
| Explosion protection | Zone 2 (ATEX) Zone 22 (ATEX) | ||
| ATEX category dust | II 3D | ||
| Explosion ignition protection type for dust | Ex tc IIIC T70°C X Dc IP67 | ||
| Corrosion resistance class CRC | 1 - Low corrosion stress |
