Posted on May 2, 2019May 5, 2019 by Pulse AssentIEC 61158-3-4:2019 Industrial communication networks. Fieldbus specifications Data-link layer service definition. Type 4 elements Link: IEC 61158-3-4:2019 Industrial communication networks. Fieldbus specifications Data-link layer service definition. Type 4 elements Source: BSI Standards Related Posts:Tough new rules confirmed to protect UK telecoms…Next generation of heat networks to power UK's green…British Businesses to Save Billions Under New UK…New one stop service for GOV.UK unveiled£50 million data innovation hub for manufacturers to…