ČSN EN IEC 61158-4-21-ed.2 (184020)

Industrial communication networks - Fieldbus specifications - Part 4-21: Data-link layer protocol specification - Type 21 elements

NORM herausgegeben am 1.12.2019

Englisch -
Gedruckt (38.20 EUR)

The information about the standard:

Designation standards: ČSN EN IEC 61158-4-21-ed.2
Classification mark: 184020
Catalog number: 508338
Publication date standards: 1.12.2019
The number of pages: 120
Approximate weight : 391 g (0.86 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN

Annotation of standard text ČSN EN IEC 61158-4-21-ed.2 (184020):

provides basic time-critical data communications between devices in an automated environment. Type 21 provides priority-based cyclic and acyclic data communication using an internal collision-free, full-duplex dual-port Ethernet switch technology. For wide application in various automation applications, Type 21 does not restrict the cyclic/acyclic scheduling policy in the DLL