An integer representation of the data point quality.
int Quality {get;}
Quality can be one of the following values:
| BAD | 0x00 |
| UNCERTAIN | 0x40 |
| GOOD | 0xC0 |
| CONFIG_ERROR | 0x04 |
| NOT_CONNECTED | 0x08 |
| DEVICE_FAILURE | 0x0C |
| SENSOR_FAILURE | 0x10 |
| LAST_KNOWN | 0x14 |
| COMM_FAILURE | 0x18 |
| OUT_OF_SERVICE | 0x1C |
| LAST_USABLE | 0x44 |
| SENSOR_CAL | 0x50 |
| EGU_EXCEEDED | 0x54 |
| SUB_NORMAL | 0x58 |
| LOCAL_OVERRIDE | 0xD8 |