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4. VIDEO SOUNDER OPERATION
4-23
4.12.5 Water temperature alarm
There are two types of water temperature alarms: WITHIN RANGE and OUT OF
RANGE. The WITHIN RANGE alarm sounds when the water temperature is
within the range set, and the OUT OF RANGE alarm sounds when the water
temperature is higher or lower than the range set. Note that the water
temperature alarm is turned on or off reciprocally with the water temperature
alarm on the plotter menu.
1. Press the [ALARM] key to show the ALARM menu.
2. Use the trackball
to select TEMPERATURE ALARM.
3. Press the EDIT soft key to show the temperature alarm window.
TEMPERATURE ALARM
▲
WITHIN RANGE
+000.0 - +000.0°F
OUT OF RANGE
+000.0 - +000.0°F
OFF
▼
Water temperature alarm window
4. Use the trackball to select WITHIN RANGE, OUT OF RANGE or OFF as
numeric key to enter alarm range: Adjust the trackball to select digit; hit
appropriate numeric key to enter value. To switch between plus and minus
and vice versa use the +< - ->- soft key.
5. Press the ENTER soft key or push the [ENTER] knob to register setting.
6. Press the [ALARM] key to close the menu.