DIN EN 61158-4-22 : 2015 Title: Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer protocol specification - Type 22 elements (IEC 61158-4-22:2014); English version EN 61158-4-22:2014, only on CD-ROM Year: 2015 Publisher: DIN Media GmbH Availability: Within 1-2 working days