Issues with the monitoring screen of Zhejiang University’s DCS system
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The DCS monitoring screens at Zhejiang University usually display signal quality information. For example, it shows “nor”, which indicates normal operation; there are also codes like “err” and “tra”. But in one of the monitoring screens, many points don’t display such indicators for signal quality – why is that? It either comes from elsewhere via OPC, or it’s the points on the DCS card
It is an instruction; the alarm module is available whenever the module is called