1、3404583 0005b44 5 I , CENSLEC COVER SHEET ISSUE:. Fipst -. 1981-04-15 -I -_-c- I EUROPEAN COMMITTEE FOR ELECTROTECHNICAL STANDARDIZATION CENELEC HARMONIZATION DOCUMENT ED 414.1 IEC 625-1 (1979 - 1st edition) * ._ An interface system for programmable measuring instruments * (byte serial,. bit paralle
2、l) Part 1: Functional specifications, electrical specificatio.ns, system applications and requiremenks for the designer and user mer r c This Harmonization Document kas adoptedby CENELEC oh 1980-12-lj. The National Electrotechnical Committees, members of CENI$LEC, in A : Austria .B : Belgium CH : Sw
3、itzerland D : Germany DK : Denmark E : Spain F : France GR : Greece IRL : Ireland *. L : Luxemburg . N : Norway .- NI4 : Netherlands P : Portugal S : Sweden . SF : Finland - . .I : Italy Reference of the relevant . National Harmonized Standards Over leaf UK : United Kingdom . are obliged, in accorda
4、nce with the CEKEImplement this Harmonization Document in their respective , country by - Issuing harmonized national standard(.?) and/or - Witharawing conflicting national standard( 6) Latest date of implementation . 1982-01-01 COPYRIGHT European Committee for Electrotechnical StandardizationLicens
5、ed by Information Handling ServicesA : NUIS B : NOS : cfr. : SP D : SP (DIN IEC 625 Teil 1) DK : NOS E : NOS F : NOS G . I : NOS IRL : NOS L : NOS N NOS Nonational standard corresponding to the Harmonization SP Standard in preparation Mi Standard under .revision A dcv Rational deviation due to regulations B dev 1:ational deviation. due to particular technical requirements Document foi- a transitional period COPYRIGHT European Committee for Electrotechnical StandardizationLicensed by Information Handling Services