|
Read |
Read Multiple |
Write |
|
|---|---|---|---|
|
Current Value |
Yes |
Yes |
No |
|
Historical Value |
Yes |
No |
Yes |
|
Historical Data Changes |
Yes |
Yes |
No |
|
Aggregate Values |
Yes |
No |
Yes |
|
Subscribe to Changes |
No |
No |
N/A |
All the tags from IP_AnalogDef, IP_AnalogDblDef, IP_DiscreteDef, and IP_TextDef are available through the interface.