Imagine if you could go to your treatment plant control system display and roll back and observe the events that took place in a given interval of time.
You can do just that with the Ovation playback recorder from Emerson, a software add-on to the company’s Ovation distributed control infrastructure. The system continuously records plant operating data at the same resolution as the live control system.
Functioning much like a household digital video recorder (DVR), it has standard functions such as play, pause, fast forward and rewind. Users can visually step through logic sequences with help from process graphics and signal
