Electro magnetic "promass 83" flow meter by endress hauser, order code 83l15-afuaaaaabbae, serial # 7403d116000. Features all stainless steel product contact parts with 1/2" inlet and outlet with tri clamp connections, 20-55 vac, 16-62 vdc, 50-60 hz, 15 va/w, ip 67/nema/type 4x, promass i is rated for 150 c/300 f, 40 bar/600 psi. Formerly operating as part of heat exchange system in personal care products lab.