Tuning fork level switch；Approval Non-hazardous area；Output FEL64, relay DPDT 19-253VAC/19-55VDC contact 253V/6A + test button；Display/Operation W/o; switch；Housing/Material Single compartment; plastic；Electrical Connection Gland M20, plastic, IP66/68 NEMA Type 4X/6P；Application Process max 150oC/302oF, max 64bar；Surface Refinement Standard Ra<3,2µm/126µin；Type Of Probe Tube extension；Sensor Length/Material 500mm L, Ra<3,2um/126uin; 316L；Process Connection, Sealing Surface Th