It is assumed that basic concepts of OPC UA information modelling, OPC 40001-1, OPC 40501-1, OPC UA OPC 40001-101 and OPC 40001-3 are understood in this specification. This specification will use these concepts to describe the Textile Testing Devices Information Model. For the purposes of this document, the terms and definitions given in OPC 10000-1, OPC 10000-3, OPC 10000-4, OPC 10000-5, OPC 10000-7, OPC 10000-100 as well as the following apply.

Note that OPC UA terms and terms defined in this specification are italicized in the specification.