Historian Tag Governance

Tag naming standard

The tag naming standard defines the structure, the vocabulary, and the rules for the tag names.

Hierarchy and metadata

The hierarchy defines the equipment, the process cell, the area, the site, and the enterprise. The metadata defines the tag description, the engineering unit, the source, the update frequency, and the business context.

Request and approval workflow

The request and approval workflow covers the tag request, the review, the approval, the implementation, the validation, and the closure.

Quality monitoring

The quality monitoring covers the tag quality metrics, the weekly and monthly reports, the issue resolution, and the continuous improvement.

How to use this page

Use this Historian Tag Governance page as a planning checkpoint before vendor selection, architecture review, validation scoping or implementation sequencing. The strongest next step is to compare the guidance with your current SOPs, system inventory, batch records, data flows and QA review routines so the discussion starts from evidence instead of assumptions.

Evidence to prepare

For Historian Tag Governance, prepare the records, owners, risks and decision criteria linked to tag naming standard, hierarchy and metadata, request and approval workflow, quality monitoring. Useful evidence includes current process maps, interface lists, audit trail expectations, exception workflows, data retention rules and the business reason for changing the current operating model.

Frequently asked questions