ISO 5211: Actuator-Valve Mounting
NAMUR VDI/VDE 3845: Actuator-Accessories Mounting User Association of Automation Technology in Process Industries-NAMUR
SIL US: ANSI/ISA S84
EU: IEC EN61508/61511/62061
EU: EN 50128/50129/50402
EX Marking
USA: NEC 500 (Class, Div, Gr), 505 (=EU, Class, Zone) CA:
CEC SEC-18, ANNEX J
EU: ATEX DIR 94/9/EC, IEC, EN 60079
NEC-National Electrical Code
CEC-Canadian Electrical Code
IEC-International Electro-technical Commission
