...责制定OPC规范的技术小组分为:Data Access(数据存取),Hi storicalAccess(历史数据存取),Alarms and Events(报警和事件),Security(安全性)和Batch(批处理),OPC和XML小组等。
基于10个网页-相关网页
OPC报警与事件(Alarms and Events)规范 通过OPC报警与事件规范提供的机制,当I/O设备中有指定的事件或报警条件发生时,OPC客户程序可以得到通知。
基于6个网页-相关网页
OPC Alarms and Events 报警及事件处理规范
There are two types of events: inbound messages and alarms.
有两种事件类型:入站消息和警报。
And HARN is a tool to simulate the events from devices such as alarms, notifications and command responses.
HARN模拟器则模拟了从设备发送来的事件,例如警报、通知、命令响应等。
If you want to reduce the number of events and alarms and have some level of topological awareness to eliminate duplicates, that's pretty standard and working today.
如果你要减少事件和警报的数目,以及拥有某种水平对消除重复的拓扑结构的认知,那么(事件相关)是今天非常好的标准和工作。
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