P1 Patient Monitor User’s Manual
14-11
14.6.4. Setting the CO
2
Waveform
To set the CO
2
waveform, follow this procedure:
1. Select the CO
2
parameter area or waveform area to enter the【CO
2
】menu.
2. Select【Setup】submenu.
3. Set CO
2
waveform【Wave Mode】, 【Wave Speed】or【Scale】.
14.6.5. Setting CO
2
Corrections
Temperature, water vapor in the patient’s breath, barometric pressure, and the
proportions of O
2
, N
2
O and Helium in the mixture all influence CO
2
absorption.
For mainstream and sidestream/microflow CO
2
module, you can set the CO
2
correction by following the steps below:
1. Select the CO
2
parameter area or waveform area to enter the【CO
2
】menu.
2. Select【Setup】submenu.
3. Please set the following contents according to the actual situation before
correction:
——【Gas Temperature】: Set the temperature of gas.
——【Barometric Pressure】: Set the atmospheric pressure.
The system default barometric pressure is 760mmHg, you can select【Main Menu】
quick keyfrom【System】column to select【Maintenance】in
【
Other
】
submenu to
enter
the barometric pressure value of the environment.
——【Zero Gas Type】: Select the gas type of zeroing, the options are【Zero On
Room Air】or【Zero On N
2
】.
——【O
2
Compensation】: Select the concentration of oxygen. It can be set to a
value between 0% and 100%. The default value is 16%.
——【Anesthetic Gas】: Select the concentration of anesthetic agent. It can be set to
a value between 0.0% and 20.0%. The default value is 0.0%.
——【Balance Gas】:
Select the type of balance gas, the options are 【Room Air】,
【N
2
O】or【Helium】.
When the most proportions of the mixture is air, select【Room Air】When the most
proportions of the mixture is N
2
O, select【N
2
O】. When the most proportions of the
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