Summary of OPC Collector Features

The following table outlines the features of the OPC Collector.

FeatureCapability
Browse Source For TagsYes (on OPC Servers that support browsing)
Browse Source For Tag AttributeYes
Polled CollectionYes
Minimum Poll Interval100 ms
Unsolicited CollectionYes (OPC 2.0 Only)

If you are using an OPC Collector with unsolicited data collection and have collector compression disabled, all new values should produce an exception. When the OPC Collector is doing unsolicited collection, the deadband percentage is determined by the collector deadband percent. You can only configure the collector deadband percent by enabling compression.

Timestamp ResolutionYes
Accept Device TimestampsYes
Floating Point DataYes
Integer DataYes
String DataYes
Binary DataYes
Python Expression TagsYes