Setup > Alarms; Setup > Units - NorthStar EXPLORER 443D Installation And Operation Manual

3-5 Setup > Alarms
Press MENU one or more times until the Setup
menu is displayed, then select Alarms:
Trigger settings can be defined to suit the boat
and individual preferences as follows:
Alarms can be set (enabled) to automatically
detect certain conditions, such as the water
being too shallow. Alarms that are enabled are
shown as black icons in the Alarm status box on
the sonar displays.
When an enabled alarm is triggered, the beeper
sounds, an alarm message is displayed and the
alarm status icon flashes.
Press ENT or ESC to acknowledge the alarm, stop
the beeper and close the alarm window. This
does not disable the alarm.
Alarms automatically re-enable
The Too shallow, Too Deep and Low
battery alarms automatically re-enable when
the value moves outside the alarm trigger setting.
The Temperature alarm automatically
re-enables when the temperature is more
3-6 Setup > Units
Press MENU one or more times until the Setup
menu is displayed, then select Units:
14
The default units are
shown in this example.
Distance
Select from:
nm (nautical miles)
•
mi (miles)
•
km (kilometres)
•
Northstar Explorer 443d/443df Installation and Operation Manual
Symbol Alarm Beeper
Name Cycle
1
Too /
5
shallow
1
Too /
2
deep
Fish 1 short
beep
1
Temp. /
2
1
Temp. /
2
rate
1
Low /
2
battery
Low 1 /
2
fuel *
than 0.45°F (0.25°C) above or below the alarm
trigger setting.
The Temperature rate alarm automatically
re-enables when the rate of temperature change
falls below the trigger setting by more than 0.2°F
(0.1°C) per minute.
Flashing light and/or external beeper
If a secondary alarm indicator is required,
a flashing light and/or external beeper can
be installed. These can be positioned anywhere
suitable on the boat. See section 6-5 Wiring
options.
Baro
• InHg (Inches of mercury)
• Mb (Millibars) - sometimes called kPa
Speed
Select from:
kn (knots)
•
mph (miles per hour)
•
kph (kilometres per hour)
•
Wind
• True
• Apparent
Alarm condition is met
when the:
sec Depth is less than
the alarm trigger value
sec Depth is greater than
the alarm trigger value
Echo matches the
profile of a fish
sec Temperature equals
the alarm trigger value
sec Rate of change of
temperature equals the
alarm trigger value
sec Battery voltage is
less than the alarm
trigger value
sec Fuel remaining equals the
alarm trigger value
*Only 4432
Depth
Select from:
ft (feet)
•
m (metres)
•
fa (fathoms)
•
Pressure
• kPa
• psi