What is S-VDR or Simplified Voyage Data Recorder ? What data items must be recorded by the S-VDR as per IMO Resolution ?

Input VDR S-VDR
Date and Time X X
Ship’s Position X X
Speed X X
Heading X X
Bridge Audio X X
Communications Audio X X
Radar Data X X
AIS – (Radar alternative)   When no radar signal is available
Acceleration and Hull Stresses (if fitted) X Only when they are available on the bridge via an IEC 61162 interface
Echo Sounder X
Engine Order and Response X
Hull Openings (Doors) Status X
Main Alarms (IMO Mandatory Bridge Alarms) X
Rudder Order and Response X
Watertight and Fire Doors Status X
Wind Speed and Direction X

SUMAN KUMAR

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