14 - 6 BeneVision N1 Patient Monitor Operator’s Manual
• Connect the gas outlet to the scavenging system when measuring CO
2
using the microstream CO
2
module.
• Disconnect the sample line from the module when CO
2
monitoring is not required.
14.6.3 Zeroing the Sidestream/Microstream CO
2
Module
The sidestream or microstream CO
2
module performs zero calibration automatically when needed.
• The CO
2
module temporally stops measuring during zeroing.
14.7 Changing Settings for All CO
2
Modules
14.7.1 Changing CO
2
Alarm Settings
To change the CO
2
alarm settings, follow this procedure:
1. Select the CO
2
numeric area or waveform area to enter the CO2 dialog.
2. Select the
Alarm tab.
3. Enter the password if required. For more information, refer to
21.12.3Selecting Password for User
Authentication.
4. Set alarm properties as desired.
14.7.2 Setting the CO
2
Waveform
To set the CO
2
waveform, follow this procedure:
1. Select the CO
2
numeric area or waveform area to enter the CO2 dialog.
2. Select the
Setup tab.
3. Set
Waveform Type, Speed, Scale, or CO2 Scale of the CO
2
waveform.
14.7.3 Setting the RR Source
To set the respiration rate (RR) source, follow this procedure:
1. Select the CO
2
numeric area or waveform area to enter the CO2 dialog.
2. Select the
Setup tab.
3. Set
RR Source.
When you select
Auto, the system automatically selects the RR source according to the priority. The priority of
RR source is first CO
2
, and then RM, and finally ECG. When the current RR source does not have valid
measurement, the system automatically switches the
RR Source to Auto.
14.7.4 Entering the Standby Mode
Set the CO
2
module to one of the following modes according to the module status:
â– Select Measure mode when using the CO
2
module for monitoring.
â– Select Standby mode to prolong the CO
2
module service life when not using the CO
2
module.
The default operating mode is
Measure. When not using the CO
2
module, proceed as follows to enter the
Standby mode:
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