Learn about timer points
- Last UpdatedJan 14, 2025
- 1 minute read
- PI System
- PI Event Frames Generator 5.1.7
- Interfaces
Three tasks are tracked and per-scan readings are recorded for the following:
-
Reading the data source
-
Caching local data
-
Synchronizing cached data with PI server
The following table lists essential attributes for the timer flags. The prefix for the point name is PIEFGen_<InterfaceID>. All counters are reset every time the interface starts.
|
Point name |
Location3 |
ExDesc |
Task timed |
|---|---|---|---|
|
SourceReadTime |
26 |
[UI_SOURCEREADTIME] |
Read data from data source (PI Server). |
|
TagCacheTime |
27 |
[UI_TAGCACHETIME] |
Populate the local point cache. |
|
BatchCacheTime |
28 |
[UI_BATCHCACHETIME] |
Populate the local batch cache. |
|
EquipmentCacheTime |
29 |
[UI_EQUIPCACHETIME] |
Populate the local equipment (module) cache. |
|
BatchSyncTime |
30 |
[UI_BATCHSYNCTIME] |
Synchronize local batch cache with the AF server. |
|
TagSyncTime |
31 |
[UI_TAGSYNCTIME] |
Synchronize local point cache with the PI server. |
|
EquipmentSyncTime |
32 |
[UI_EQUIPSYNCTIME] |
Synchronize local equipment cache with the AF server. |
|
TotalTime |
33 |
[UI_TOTALTIME] |
Read data, cache it in the local memory and synchronize local cache with AF server. |