ISO International Standard

ISO 15407-2:2002 specifies dimensions and tolerances of the interface features, port identification, identification of the result of control-mechanism actuation, dimensions, tolerances and specifications for optional interface electrical connector mateability for a mounting interface and electrical connector for five-port pneumatic directional control valves, sizes 18 mm and 26 mm, for use at a maximum rated pressure of 1,6 MPa (16 bar).

ISO 15407-2:2002 is not applicable to the functional characteristics of interfaces.