BS EN IEC 61158-3-4:2019 - TC

This standard BS EN IEC 61158-3-4:2019 - TC Tracked Changes. Industrial communication networks. Fieldbus specifications is classified in these ICS categories:

• 35.110 Networking
• 35.100.20 Data link layer
• 35.240.50 IT applications in industry
• 25.040.40 Industrial process measurement and control

IEC 61158-3-4:2019 defines the services provided to the Type 4 fieldbus application layer at the boundary between the application and data-link layers of the fieldbus reference model and systems management at the boundary between the data-link layer and systems management of the fieldbus reference model. This third edition cancels and replaces the second edition published in 2014. It constitutes a technical revision. The main changes are: lt;br /gt;-Additional user parameters to services; lt;br /gt;-Additional services to support distributed objects; lt;br /gt;-Additional secure services