| Name | Kind | Description |
| ZeroToOneDoubleSimpleType | class | A data type for a double with positive value between 0.0 and 1.0. |
| ZeroToOneDoubleType | class | A data type to flag a zero to one association |
| ZoneSettingData | class instance | A setting that specifies zone information. |
| ZoneSettingDataAugmentationPoint | class instance | An augmentation point for type mo:ZoneSettingDataType |
| ZoneSettingDataType | class | A data type for a setting that specifies zone information. |
| ZuluDateTime | class instance | A date and time with no offset from Coordinated Universal Time (UTC). |
| ZuluDateTimeSimpleType | class | A data type for a datetime constrained to always be ZULU. |
| ZuluDateTimeType | class | A data type for a datetime constrained to always be ZULU. |