1、November 2013 IEC 61924-2(First edition 2012)Maritime navigation and radiocommunication equipment and systems Integrated navigation systems Part 2:Modular structure for INS Operational and performance requirements,methods of testing and required test results C O R R I G E N D U M 1 Clause K.2 ACM Al
2、ert command Replace,in the title and the sentence definition(fourth paragraph)ACM by ACN as follows:K.2 ACN Alert command$-ACN,hhmmss.ss,aaa,x.x,x.x,c,a*hh Clause K.5 ARC Alert command refused Replace the existing sentence in this clause,by the following new sentence:$-ARC,hhmmss.ss,aaa,x.x,x.x,c*hh
3、 Refused alert command,A,Q,O or S(see Note 5)Alert instance,1 to 999999(see Note 4)Alert identifier(see Note 3)Manufacturer mnemonic code(see Note 2)Time(see Note 1)Replace,in Note 5,ACM by ACN as follows:NOTE 5 Refused Alert Command:Indicates refused“Alert command”of a corresponding ACN sentence.Th
4、is should not be a null field.This change of designation of the alert command has to be updated throughout IEC 61924-2 as follows:Table of contents,the title of Table J.2 now reads:Conversion from ACN to ACK Replace ACM by ACN in the following clauses,subclauses,tables and figures:8.9.1.1 3rd paragr
5、aph 8.9.5.2.2 4th bullet Table F.1 3rd row Table F.2 2nd row J.3.1 7th bullet J.3.1 NOTE after 7th bullet 2 occurrences J.3.2 Title 2 November 2013 J.3.2 1st paragraph Table J.1 6th row Table J.1 7th row Table J.2 Title Table J.2 1st row,column title J.3.2 example below Table J.2 1 occurrence Figure
6、 J.1 1 occurrence,see below J.3.3 1st paragraph,below Figure J.1 J.3.4 1st paragraph,below Figure J.2 Clause J.4 Title J.4.1 1st paragraph 2 occurrences Figure J.3 1 occurrence,see below Figure J.4 1 occurrence,see below J.4.6 Title J.4.6.1 1st paragraph J.4.6.2 1st paragraph Figure J.5 8 occurrence
7、s,see below Clause K.3 2nd paragraph L.1.1 1st paragraph 3 November 2013 ACN IEC 2819/13 Figure J.1 Legacy sensor communication showing priority reduction 4 November 2013 ACN IEC 2820/13 NOTE This Figure does not show the acknowledgement of the system relevant alert by the operator.Figure J.3 Alerts communication showing priority reduction 5 November 2013 ACN IEC 2821/13 Figure J.4 Alerts with communication in case priority reduction is not possible 6 November 2013 (ACN)IEC 2822/13(ACN)(ACN)(ACN)(ACN)(ACN)(ACN)(ACN)Figure J.5 Alert state diagram
