United Nations Directories for Electronic Data Interchange for
Administration, Commerce and Transport
UN/EDIFACT
Change indicators
+ E520 FREQUENCY
Desc: To specify a frequency and the time window in which
it applies.
010 6072 Frequency value M n..9
020 6411 Measurement unit code C an..3
030 2380 Date or time or period value C an..35
040 2379 Date or time or period format code C an..3