FS20X-211-22-2 DUAL IR/UV FLAME DETECTOR Stainless Steel Encl. with (2) ¾”NPT entries, FM, cFM for Class I, Division 1, Groups A, B, C, D; Class II, Division 1, Groups E, F, G; Class III with FSX-A014 Optional HART Module for FS20X Detectors Factory installed.