Description: actual humidity that is measured in the surrounding of the pump; Name: amb_hum
Description: Measured ambient humidity; Name: Ambient humidity
Description: measure of the increase in the pumped liquid water on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 1,450 rpm with maximum impeller size; Name: pump shut-off head for maximum impeller diameter at 1450/min