Raymarine 465 - Manual (Page 58)

47 Operating Instructions
the Setup Menu. (See page 46 for details.)
Battery The measured DC voltage of your boat’s battery.
Elapsed Time The amount of time which has passed since turning the
unit on, in Hours : Minutes : Seconds. The Elapsed Time
may be reset to 00:00:00 from the Setup menu when the
Digital Page is visible. (See page 75 for details.)
Temperature The measured temperature of the water at the transducer,
in degrees Fahrenheit or degrees Celsius, depending on
your selection in the System Setup Menu. The temperature
value may be calibrated from the System Setup Menu.
(See page 23 for details.) The temperature variation over
time is displayed in a scrolling graph. The graph is updated
once every 30 seconds, so a one-hour history can be
displayed by the unit.