Gps Failure; Heading Alarms; Stw Alarm; Xtd Out Of Limits - Simrad Maris ECDIS900 Operator's Manual

GPS failure

S
ENSORS ALARMS
No settings.
If the only one
If GPS1 and GPS 2 are active,
GPS1 is lost : alarm "Lost gps sensor Switch to GPS2"
GPS2 is lost : alarm "GPS – D.R. alarm"
Indicator GPS switched to D.R.
P
OSITION MONITORING ALARM
If Position values given by the 2 different active GPS source are different, alarm is generated if
difference is more than threshold (100m by default)defined in TCS Options.
If Gyro1 and Gyro2 are active,
Gyro1 is lost : alarm "master GYRO changed alarm" is generated.
Gyro2 is lost : alarm "Heading Alarm" is generated.
H M
EADING ONITORING
If Heading values given by the 2 different active Gyro source are different, alarm is generated
if difference is more than threshold (20degres by default) defined in TCS Options.
When STW data are lost, "STW alarm" is generated.
R
OUTE ALARMS
S
ETTINGS
To get a warning when the XTD exceeds the limit, toggle the XTD ON located in the
from the Ship Properties or in the
The XTD limit for each leg can be adjusted either in the
Route plan window.
After acknowledgement, the message XTD out limits will remain displayed for as long as the
XTD exceeds the XTD limit value defined in the system or until the route is deactivated.
The alarm message is generated when the ship is arriving to the active Waypoint of activated
route.
181
GPS
H
EADING ALARMS
A
LARM
STW
XTD
OUT OF LIMITS
Route tab from the Option dialogue.
C
OURSE CHANGE ALARM
FAILURE
ALARM
Waypoint properties
Alarms tab
dialogue or in the