This standard specifies the minimum operating and performance requirements, test methods and test results for marine acoustic sounding equipment (hereinafter referred to as equipment) required to comply with IMO Resolution A.224 (VII). In addition to IMO Resolution A.224 (VII), IMO Resolution A.694(17) is taken into account and linked to IEC 60945.
JIS F 9401:2004 history
2012JIS F 9401 AMD 1:2012 Ships and marine technology -- Marine echo-sounding equipment (Amendment 1)
2004JIS F 9401:2004 Ships and marine technology -- Marine echo-sounding equipment
1996JIS F 9401:1996 Shipbuilding -- Marine echo-sounding equipment