IEC 61158-4-21 Ed. 3.0 en:2023

IEC 61158-4-21 Ed. 3.0 en:2023 Industrial communication networks - Fieldbus specifications - Part 4-21: Data-link layer protocol specification - Type 21 elements
standard by International Electrotechnical Commission , 03/01/2023

More info

Full Description

The DLL 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.

Product Details

Edition: 3.0 Published: 03/01/2023 ISBN(s): 9782832265550 Number of Pages: 114 File Size: 1 file , 2.3 MB Note: This product is unavailable in Ukraine, Russia, Belarus