... ;Adopts TDR (Time Domain Reflectometry) technology;HART protocol supported. Features:1,Thread Connection: G3/4''.2,Length of probe: standard 1000mm ... output: 4~20mA/HART; DC PNP NO/NC (short-circuit protection).5,Supply voltage: 12~30 VDC.6,Medium temperature: -40 ... °C.7,Ambient temperature:-40~+80°C.8,Pressure: -1~40bar.9,Protection classification: IP67.10,Housing material: aluminum/ABS+PC.11 ...