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Setting the TEMP RATE alarm
The TEMP RATE alarm will be activated when the actual rate of change
of water temperature during one minute significantly changes from the
specified rate. Use the TEMP RATE alarm menu to specify the rate of
change of water temperature.
The changes in water temperature that can be specified range
within ±9.9 degC./minute.
The TEMP RATE alarm setting procedure is shown below.
Display the main menu by pressing the
Move control to "ALARM" by pressing the
display the ALARM SETTING submenu by pressing the
Move control to "TEMP RATE" by pressing the
and then display the TEMP RATE ALARM submenu by pressing
the
key.
Move control to "FUNCTION" by pressing the
then select "ON" by pressing the
Move control to "TEMP. RATE" by pressing the
and then specify the desired alarm-activation rate of change of
water temperature per minute by pressing the
Example: 3.0 degC./min (for activating the alarm when water
temperature increases by over 3.0 degC. within one minute)
Press the
key to return to the ALARM MENU.
MARK
Press the
key to return to the fishfinding display.
GRAPH
Setting
When the alarm is on, it will sound if a water temperature within the
specified range is detected. The alarm will continue sounding until the
corresponding rate of change of water temperature falls outside the
specified range.
Press the
key to deactivate the sounding alarm before the
MARK
corresponding rate of change of water temperature falls outside the
specified range.
Even after the sounding alarm has been deactivated, the red alarm
mark will remain displayed as it is.
and
or
key.
1 min
Changes
in water
temperature
Alarm
Changes in water temperature
keys together.
or
key, and then
key.
or
key,
or
key, and
or
key,
or
key.
Main menu
ALARM
TEMP RATE
TEMP RATE ALARM
FUNCTION "ON"
3.OPERATIONS 41
ALARM
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