2. Navigation Tasks
2.4
Monitoring
Monitoring means a continuous check of navigation data, operator actions and performance of the system. Another
part of the monitoring is the display of electronic sea charts and conning information.
Electronic
sea
chart
Data
distribution
Monitoring
Data
logging
2.4.1
Display of electronic sea chart
The following information is available on the electronic sea chart:
• Own ship position
• Planned track
• Planned safety lines
• Ship's predictor (See the applicable chapter in the
operator's manual for the trackpilots, issued
separately.)
2.4.2
Alerts
The following alerts are incorporated:
• Route monitoring alerts
• Position calculation alerts
• Position monitoring alerts
• Waypoint approach alerts
2.4.3
Man overboard
Built-in man over board function records position at the time of man overboard, in one-touch operation.
2.4.4
Data logging
The following information may be logged:
• Past track history
• Events
2.4.5
Data distribution
Data is distributed via the ECDIS's computer system.
2-4
Alarms
Man
overboard
• Chart alerts
• Tracked Targets
• Chart information
• AIS targets
• Alerts for sensor failure
• Alerts for system failure
• Alerts for incorrect operator action
• Alert based on chart database
• Dangerous targets
• Voyage recording