A robotic system with a robot and enclosure, the robotic system configured for explosive (EX) Zone 1 certification. Fasteners attaching a panel to a housing of the enclosure can be positioned away from a seal of the panel, with the seal sealingly engaging the panel and housing when the panel is attached to the housing. The panel overlapping a portion of the housing when attached to the housing, with at least the overlapped portion having a metallized layer and the metallized layer being electrically coupled to the panel when the panel is attached. The panel can be rotationally attached to the housing by one or more hinges. The panel can be configured to assist operators with manual manipulation of the panel by attaching detachable handles to the panel.