20. ALERTS
20-9
20.8 List of Alerts
The table below lists the possible alerts for this radar. Each alert is listed with priority,
category and escalation. This radar can output alerts in ALF or ALR format. The alert
number for each depends on the output format and may differ.
Alert which are not acknowledge within the set time limit are escalated to either Alarm
level, or are repeated as a warning.
The escalation mode settings are done from the Settings menu. See section 23.5.
You can downgrade the priority for some alerts to [Caution], from the [Chart Alerts]
page (see section 8.1.2).
ALF ALR
Aggregated Alert
name
Alert name
Priority/
Category
Escalation
No. Inst.* No.
115 - 115 Loss of System
Communication
Loss of System
Communication
Warning/
B
Repeated warning
150 - 150 Early Course
Change
Early Course
Change
Warning/
A
Repeated warning
151 - 151 Actual Course
Change
Actual Course
Change
Warning/
A
Repeated warning
152 - 152 Wheel Over Line Wheel Over Line Alarm/A Repeated warning
153 - 153 Track Control Stop Track Control Stop Warning/
B
Repeated warning
154 - 154 Position Monitor Position Monitor Warning/
A
Repeated warning
155 - 155 Heading Monitor Heading Monitor Warning/
A
Repeated warning
156 - 156 Sensor Failure Sensor Failure Alarm/B Repeated warning
158 - 158 Course Difference Course Difference Warning/
A
Repeated warning
159 - 159 Low Speed Low Speed Warning/
B
Repeated warning
170 - 170 Positioning System
Failure
Positioning System
Failure
Warning/
B
Repeated warning
171 - 171 Crossing Safety
Contour
Crossing Safety
Contour
Alarm/A -
172 - 172 Off Track Alarm Off Track Alarm Alarm/A -
173 1 620 Crossing Special
Area
User Chart Danger
Area
Warning/
A
Repeated warning
173 2 621 Traffic Separation
Zone
173 3 622 Inshore Traffic
Zone
173 4 623 Restricted Area
173 5 624 Caution Area
173 6 625 Offshore Produc-
tion Area
173 7 626 Military Practice
Area
173 8 627 Seaplane Landing
Area
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