Calibration Of Sea Level Pressure - Trelock GC 400 Bedienungsanleitung

Calibration of sea level
pressure
Altitude can also be calculated
using the difference between
current pressure and pressure
at sea level. Normal pressure
at sea level is 1013.2 mb.
Keep pressing the "PILOT"
key until the altitude indicator
"ALTI" appears. Press the
"MODE" key for 2 seconds.
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E_GA_GC350-400.indd 62
Setting absolute altitude
The flashing "SET" symbol
and "ZERO" are displayed.
Keep pressing the "MODE"
key until "SEAP" appears.
After pressing the "CHRO-
NO" key the display of the
current pressure at sea level
flashes. Change the display
with the "CHRONO" and
"LAP/RESET" keys.
22.12.2006 11:59:08 Uh