2014BS EN 61158-3-14:2014 Industrial communication networks. Fieldbus specifications. Data-link layer service definition. Type 14 elements
2012BS EN 61158-3-14:2012 Industrial communication networks. Fieldbus specifications. Data-link layer service definition. Type 14 elements
2009BS EN 61158-3-11:2008 Industrial communication networks — Fieldbus specifications — Part 3-11: Data-link layer service definition — Type 11 elements
2004BS EN 61158-3:2004 Digital data communications for measurement and control - Fieldbus for use in industrial control systems - Data link service definition