Keywords:
Application layer, Automation, Bus systems, Communication procedures, Communication systems, Control devices, Control systems, Controller Area Network, Data exchange, Data link layers, Data processing, Data transmission, Definitions, Digital signals, Electrical engineering, EMC, Field bus, Industries, Information interchange, Interface circuits, Interfaces, Interfaces (data processing), Limit switches, Local area networks, Motor starters, Network interfaces, Numerical control, Physical layers, Product information, Proximity switches, Public service vehicles, Relays, Surveillance (approval), Vehicle bodywork