Field | Description |
Search Node | Searches the node. |
Select All | Selects all check boxes for the variable nodes. |
Clear All | Deselects all check boxes for the variable nodes. |
Parameter | Description/Action |
Extended Node Id | Displays the extended node id of the selected event source node id. The extended node id is represented in the following format: nsu=<namespace uri>; Id type=Id value |
Node Id | The unique id of the selected event source node id to be monitored. |
Sampling Interval (ms) | The fastest rate at which the OPC UA server should sample its underlying source for data changes. Default : 0 |
Message Queue Size | The maximum number of messages stored in the queue for delivery. Default : 0 |
Discard Oldest Message | ![]() ![]() |
Monitoring Mode | ![]() Note: All the other options override the listener's monitoring mode at each item level. ![]() ![]() ![]() |
Filter | Defines the conditions on which you want to receive data change notifications. When the filter settings are set. a drop-down appears with the specified filter names. |
Parameter | Description/Action |
Filter Name | The name of the filter. |
Trigger Condition | The types of trigger conditions that enable the notification: ![]() ![]() Note: Since there is no value in this type of trigger condition, Deadband Type and Deadband Value are not applicable. ![]() |
Deadband Type | It defines the type of Deadband Value applied. The following are the types of deadband available: ![]() ![]() ![]() |
Deadband Value | The given value based on the Deadband Type. |