Published
introduces the end-users of Programmable Controller (PLC) to the IEC 61131 series, and to assist the end-users in their selection and specification of their PLC equipment according to the IEC 61131 series. This user guideline has as its main audience PLC end-users.
WITHDRAWN
IEC TR 61131-4:1995 ED1
PUBLISHED
IEC TR 61131-4:2004 ED2
60.60
Standard published
Jul 26, 2004