Pressure Difference Measurement Sub Mode; How To Start The Pressure Difference Measurement; 4-Day Memory Sub Mode - Suunto Spartan User Manual

4.1. pressure dIfferenCe MeasureMenT sub Mode

the pressure difference is not referring to the sea level pressure, but to the current barometric pressure
measured by the watch.
In the Barometer mode, PreSS the [Select] button once to enter this sub mode.
In the Pressure Difference measurement submode (fig. 23):
• field 1 displays the change in temperature.
• field 2 displays the change in atmospheric pressure.
• field 3 displays the current time; to the left of the time is the text "differ".
• the outer Circumference graphically displays the change in pressure where one full circle equals 100 mbars
or 1 inHg.
this mode does continue in the background and allows the user to move to other modes and at the user's
convenience can return to this sub mode to show the current reading.

4.1.1. how to start the pressure difference Measurement

1. PreSS the [Select] button and hold in for 2 seconds. located in field 1 is the text "Set"; located in field 2,
zero will begin to flash (Fig. 22).
2. PRESS the [Mode] button to accept the flashing zero and start the difference measurement.
If the user does not desire to begin the difference measurement, PreSS either the [+] or the [-] button to
toggle to the current barometric pressure reading, then PreSS the [mode] button to exit the setup program.
Note: If the user does not press any button for 1 minute in the setup mode, the display will automatically exit setup.

4.2. 4-daY MeMorY sub Mode

In the Barometer mode, PreSS the [Select] button twice to enter this sub mode. this function allows the user
to follow changes in pressure that will assist forecasting changes in weather condition (i.e. storms).
In the 4-day memory sub mode (fig. 24):
• field 1 displays the day of the week the user is in;
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