OPC unified architecture - Security model has-hardcopy BS EN 61987-16 concerns density

BS EN 61987-16 concerns density measuring equipment

hot rolled

Normative references have been updated

Note 2: BS EN 62494-1 defines the exposure index only for images generated with a single irradiation event

Tests have been formulated more precisely

OPC unified architecture - Security model has-hardcopy BS EN 61987-16 concerns density1 Scope This part of IEC 62541 describes the OPC Unified Architecture (OPC UA) security model. It describes the security threats of the physical, hardware and software environments in which OPC UA is expected to run. It describes how OPC UA relies upon other standards for security. It gives an overview of the security features that are specified in other parts of the OPC UA specification. It references services, mappings, and profiles that are