The HDANSrv OPC Historian Server Toolkit is available in two editions.
The Standard edition supports the mandatory OPC HDA features and often used optional features.
The Professional edition supports all OPC HDA specified features.
|
OPC Specified |
Specification Requirement |
Supported in Standard Edition |
Supported in |
| Server | mandatory | yes | yes |
| Browser | mandatory | yes | yes |
| Sync Read Raw/Processed | mandatory | yes | yes |
| Async Read Raw/Processed | optional | yes | yes |
| Sync Update | optional | no | yes |
| Async Update | optional | no | yes |
| Sync Annotations | optional | no | yes |
| Async Annotations | optional | no | yes |
| Playback | optional | no | yes |