Common to both types of History Export, the STATUS and STATUS_FLAG columns represent the state of the point at the time the
record was recorded where STATUS is the sum of the possible states.
Status flags
| State # |
State (tag) |
State # |
State (tag) |
State # |
State (tag) |
| 0 |
{ok} |
4 |
{down} |
32 |
{overridden} |
| 1 |
{disabled} |
8 |
{alarm} |
64 |
{null} |
| 2 |
{fault} |
16 |
{stale} |
128 |
{unackedAlarm} |
For example:
| STATUS |
STATUS_TAG |
| 15 |
{disabled, fault, down, alarm} |
| 136 |
(a;ar,. imacledA;ar,} |
Trend flags
The TRENDFLAGS and TRENDFLAGS_TAG columns record event information about the history record, using the same 'sum' method described
above.
| Trend # |
Trend (tag) |
Trend # |
Trend (tag) |
Trend # |
Trend (tag) |
| 1 |
{start} |
4 |
{Hidden} |
16 |
{Interpolated} |
| 2 |
{OutofOrder} |
8 |
{Modified} |
|
|