Specifies the use of numerical controls to ensure the safety of personnel and property. Gives compulsory features for the safe use of equipment. Defines certain signals going through the interface. Makes recommendations for standardizing electrical characteristics as well as for methods of connection and installation for Groups I, II, III and IV interfaces. Includes figures showing: - relations between the numerical control, control and machine; - group I of the interface: velocity controls; - group IV of the interface: on/off signals; - example of timing for miscellaneous commands.

IEC 60204-1 : 6.0

HD 373 : 200S1 - Identical

CEI 44-4 : 1ED 1983 - Identical

VDE 0113-200 : DRAFT 1980 - Similar to

CEI 44-4 : 1ED 1983 - Identical

VDE 0113-200 : DRAFT 1980 - Similar to

HD 373 : 200S1 - Identical