... Mutual (FM) ApprovalsE5 Explosion-Proof for Class I, Division 1, Groups B, C, and D.Dust-Ignition- ... Proof for Class II, Division 1, Groups E, F, G,Class III, Division 1, indoor and outdoor (NEMA ... E, F, and G; and Class III,Division 1 when connected in accordance with Rosemountdrawing 02088-1018 ... . Non-incendive for Class I, Division 2,Groups A, B, C, and D.For ...