| Description: The unit_id attribute provides a character or character string which serves as an abbreviation for, or symbol representing, a unit of measure. |
| Namespace Id: pds | Steward: pds | Class Name: Units_of_Pressure | Type: UTF8_Short_String_Collapsed |
| Minimum Value: None | Maximum Value: None | Minimum Characters: 1 | Maximum Characters: 255 |
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: ID | Conceptual Domain: Short_String |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | Value | Value Meaning |
| | Pa | Pa is an abbreviation for pascal, which is a unit of pressure (in terms of SI base units, 1 pascal = 1 kilogram per meter per second squared = 1 kg / m / s**2). |
| | bar | bar, a unit of pressure (1 bar = 10**5 Pa = one hundred thousand pascals). |
| | hPa | hPa is an abbreviation for hectopascal, which is a unit of pressure (1 hPa = 100 Pa = one hundred pascals). |
| | mbar | mbar is an abbreviation for millibar, which is a unit of pressure (1 mbar = 100 Pa = one hundred pascals). |