Liberty version 2.9.0 (build 4165) Release notes

He sensors disabled if <20% He in current diluent. Can be enabled manually.
improved behavior when no pO2 measuring method available.
if no sensor is valid during sensor calibration, the result is not stored and
calibration is aborted even if OK button was pressed.
no chemical sensor available (i.e only He available) and no sensor at all
are indicated on BD (red and flashing red)
additional warning at dive start if there is no sensor usable.
several default values changed
dive time termination configurable (see bellow)
both HS wakeup during device start

Dive time termination

Setup / Preferences / Timeouts / Dive Time

Setting "Auto": dive time stops on surface, jumps to current time if the dive continues
Setting "Cave": dive time continues regardless of depth

Warning: Dive termination setting remains active, if not set to zero.

This version resets configuration to factory defaults!

new screen with various TTS values, see bellow
gas consumption in the planner (Bailout mode)
OC gases have enhanced configuration - bootle volume (water capacity only) and pressure.
OC gas remaining pressure (used for planner warning for not enough gas)
SP automatic change, can be configured at given depth (during descent or ascent)
(solves both strategy LowSP for descent+bottom, HighSP for ascent and
LowSP for descent, HighSP for bottom+ascent)
or at a given time.

reached depth notification also for ascent (3 points)
Oxygen consumption in l/min
improved semigraphic editor for several configuration items
improved readability of menues (selectable Setup / Preferences / Display / Menu highlight)

BO RMT (Bailout Remaining Time) [minutes]
How long you can stay at current depth until you have enough gas for bailout.
(end pressure is taken into account)
BO TTS
TTS in bailout (OC) mode, using bailouf GF setting
TTS (+2)
How high will the TTS be after 2 minutes in the current depth
TTS (+5) and TTS (+10)
The same as above, 5 and 10 minutes in advance