OPC-DA Collector

always check the compatibility matrix below before installing a new version compatibility collectors of all versions >= v1 0 0 are compatible with all factry historian versions >= v4 0 0, in both directions however, for certain functionalities, certain minimum versions of the collector and factry historian are required more information is always available in the release notes feature compatibility matrix this is the compatibility matrix for version listed on this page if you have downloaded a newer version than the one listed on this page please check the release notes of that version feature opc da collector version factry historian version collector auto update >= v1 2 0 >= v6 4 0 windows 7, 8 support < v2 0 0 / v2 0 2 released on 20/08/2025 bug fixes fixed an issue where having active measurements with invalid item id’s could cause the the collector to stop collecting data v2 0 1 released on 01/07/2025 bug fixes fixed an issue where the collector would send the “debug” as version instead of the correct version to historian v2 0 0 released on 23/05/2025 changes base collector docid\ t1yxxmmun80y fxbd2raf and thus dropped support for windows 7 and 8 v1 3 3 released on 29/04/2025 bug fixes fixed failover collector and main collector both collecting in some cases v1 3 2 released on 29/01/2025 changes disabled streaming until a data loss fix is implemented base collector docid\ t1yxxmmun80y fxbd2raf v1 3 1 released on 02/01/2025 changes base collector docid\ t1yxxmmun80y fxbd2raf v1 3 0 released on 03/10/2024 changes base collector docid\ t1yxxmmun80y fxbd2raf v1 2 2 released on 07/06/2024 changes added support for performance monitoring with pyroscope bug fixes restored windows 7 compatibility base collector docid\ t1yxxmmun80y fxbd2raf v1 2 1 changes fixed a bug where the collector would not pause a measurement base collector docid\ t1yxxmmun80y fxbd2raf v1 2 0 changes added support for auto updating requires historian server >= v6 4 0 base collector docid\ t1yxxmmun80y fxbd2raf v1 1 12 changes base collector docid\ t1yxxmmun80y fxbd2raf add possibility to escape non printable characters in read strings add a liveness check to the collector that checks the opc server’s timestamp to determine the health of the connection v1 1 11 changes base collector docid\ t1yxxmmun80y fxbd2raf set collector health to initializing collector when adding measurements initially bug fixes measurements with a collectioninterval under the minimum are not polled collector health was bad for failover collector when closing client after returning to idle v1 1 10 changes base collector docid\ t1yxxmmun80y fxbd2raf v1 1 9 changes base collector docid\ t1yxxmmun80y fxbd2raf v1 1 8 changes base collector docid\ t1yxxmmun80y fxbd2raf v1 1 7 bug fixes fixed crash if buffer path could not be opened collector no longer tries to register collector if historian api is unavailable v1 1 6 changes added connection monitoring to the opc da client this should resolve the issue of the collector not starting after the initial connection attempt fails v1 1 0 when updating to this version keep in mind that environment variables that had a different value will need to be set in the historian changes added first version of opc da documentation changed most environment variables to be configured as advanced collector settings in the historian