OPC Alarms&Events provides alarm and event notifications on demand (in contrast to the continuous data flow of OPC Data Access). These include process alarms, operator actions, informational messages, and tracking/auditing messages.
OPC-A&E is fully supported by QuickOPC. OPC clients with alarms and events features can be developed easily.
If you need OPC Alarms&Conditions for OPC Unified Architecture, click here - QuickOPC supports it too.
Most developers use the procedural coding model to create their applications. You can also: