... to-use configuration toolwithMeasure-and-Learn functionSpecificationsGeneralProduct Rosemount 5400 Series Radar Level TransmitterMeasurement Principle Pulsed, free propagating radar5402: ... < 50 mW in normal operationOutput HART® 4-20 mA current loop or FOUNDATION fieldbusSignal on Alarm ( ... mA (option, model code C8)Namur NE43: High=22.5 mA (option, model code C4)Electric, continuedSaturation Levels, ...