Annex A (informative) Aggregate Specific examples – Historical Access 
A.27 Delta 
A.27.2 Delta data
| Historian1 | |||
|---|---|---|---|
| Timestamp | Value | StatusCode | Notes |
| 12:00:00.000 | 0 | Good, Calculated, Partial | |
| 12:00:16.000 | 10 | Good, Calculated | |
| 12:00:32.000 | 0 | BadNoData | |
| 12:00:48.000 | 10 | Good, Calculated | |
| 12:01:04.000 | 0 | BadNoData | |
| 12:01:20.000 | 10 | Good, Calculated, Partial | |
| 12:01:36.000 | BadNoData |
| Historian2 | |||
|---|---|---|---|
| Timestamp | Value | StatusCode | Notes |
| 12:00:00.000 | 0 | Good, Calculated, Partial | |
| 12:00:16.000 | 5 | Good, Calculated | |
| 12:00:32.000 | 0 | UncertainDataSubNormal, Calculated | |
| 12:00:48.000 | 10 | Good, Calculated | |
| 12:01:04.000 | 0 | UncertainDataSubNormal, Calculated | |
| 12:01:20.000 | 20 | Good, Calculated, Partial | |
| 12:01:36.000 | BadNoData |
| Historian3 | |||
|---|---|---|---|
| Timestamp | Value | StatusCode | Notes |
| 12:00:00.000 | 0 | Good, Calculated, Partial | |
| 12:00:16.000 | 5 | Good, Calculated | |
| 12:00:32.000 | 0 | UncertainDataSubNormal, Calculated | |
| 12:00:48.000 | 10 | Good, Calculated | |
| 12:01:04.000 | 0 | UncertainDataSubNormal, Calculated | |
| 12:01:20.000 | 20 | Good, Calculated, Partial | |
| 12:01:36.000 | BadNoData |