
Industrial communication networks. Fieldbus specifications. Data-link layer protocol specification. Type 21 elements.
STANDARD published on 16.6.2023
Designation standards: BS EN IEC 61158-4-21:2023
Publication date standards: 16.6.2023
The number of pages: 114
Approximate weight : 373 g (0.82 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 27014 3 Status: Definitive