... 0.5%FSoutput signal4~20mA or 1~5VDCvoltage supply24VDC ±10%load resistance0~500Ωenvironmental temperature-20~85°CInterfaceM27*2,M16*1 ... , pond, cistern, lake to detect the temperature, coordinate with level sensor to do the automation controlling 3. Application Long term stability ... , metallurgy, Medicine ,food etc.4. Structure:Certification of conformity of an instrument for explosive atmosphere