Description: height of the centre of the inlet pressure gauge; Name: height of inlet pressure gauge 
Description: Height of the zero or centre position of the inlet manometer, or other point as defined by the manometer calibration ; Name: Height of the inlet manometer
Description: For a given operating resource, the lowest temperature, below which the temperature may not ever fall, of materials or measuring substances below which the resource cannot be operated without permanent changes in its characteristics; Name: Min. work temperature