Cochran Nemesis IIa NITROX, User Manual

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Enter Breathing Parameter Alarm Lower Limit: If you have enabled the breathing
parameter alarm, you will need to set the lower limit below which the alarm will
sound. To make this entry, highlight this option with the middle mouse button and
using the keyboard, enter the desired setting and press <ENTER>.
Enter Breathing Parameter Alarm Upper Limit: This option sets the upper limit
above which the breathing parameter alarm will sound. To make this entry, high-
light this option with the middle mouse button and using the keyboard, enter the
desired setting and press <ENTER>.
Select Depth Alarm: This option enables or disables the depth alarm. Use the left
or right mouse button to toggle between the two choices. When the desired setting
is displayed, press <ENTER>.
Select Type of Ascent Rate: This option allows you to select either a fixed ascent
rate, or a variable ascent rate. The variable selection will allow a maximum ascent
rate of 60 feet per minute at depth greater than 60 feet, 30 feet per minute at depths
shallower than 30 feet, and allow an ascent rate equal to the depth for depths
between 59 to 31 feet.
Enter Fixed Ascent Rate Alarm Limit: This option allows you to enter the maximum
ascent rate desired before the ascent rate alarm sounds. To make this entry,
highlight this option with the middle mouse button and using the keyboard, enter
the desired setting and press <ENTER>.
Select Ascent Rate Bar Graph: This option determines whether you wish the bar
graph to indicate the speed of ascent or the percentage of the selected maximum
ascent rate. Use the left or right mouse button to toggle between the two choices.
When the desired setting is displayed, press <ENTER>.
Max PPO2 Alarm: This option allows you to set a desired maximum PPO2 level
from 0.5 to 1.6 ATA. Use the keypad to enter the desired setting and press <EN-
TER>.
Select Breathing Parameter Units: You may now choose whether you wish to have
your breathing parameter displayed in psi per minute or litres per minute.
Enter Ascent Rate Response: This option allows you to tailor the ascent rate
responsiveness. You are given eight different levels of responsiveness. If you find
that the ascent rate alarms sounds too easily for you style of diving, you can "slow
down" the sensitivity by selecting a larger number such as 5 or 6. If you wish for a
very responsive ascent rate alarm, you should select 0 to 3. To make this entry,
highlight this option with the middle mouse button and using the keyboard, enter
the desired setting and press <ENTER>.
Enter Breathing Parameter Response: As with the Ascent Rate Response option,
this option relates to the Breathing Parameter Alarm. To make this entry, highlight
this option with the middle mouse button and using the keyboard, enter the desired
setting and press <ENTER>.