User's Manual

16 - 9
◆ Switch off for ATPD.
16.9 Changing Settings for Sidestream and Microstream CO
2
Module
16.9.1 Setting the Auto Standby
The monitor enters standby mode automatically after the configured period of time if no breath is detected
since the last detected breath. To set the auto standby, follow this procedure:
1. Select the CO
2
numeric area or waveform area to enter the CO2 menu.
2. Select the
Setup tab.
3. Set
Auto Standby.
16.9.2 Setting Humidity Compensation
Sidestream and microstream CO
2
modules are configured to compensate CO
2
readings for either Body
Temperature and Pressure, Saturated Gas (BTPS), to account for humidity in the patient’s breath, or Ambient
Temperature and Pressure, Dry Gas (ATPD).
■ ATPD: P
CO2
(mmHg)=CO
2
(vol%) x P
amb
/100
■ BTPS (sidestream): P
CO2
(mmHg)=CO
2
(vol%) x (P
amb
- 47)/100
■ BTPS (microstream): P
CO2
(mmHg)=CO
2
(vol%) x (1- 0.03)x P
amb
/100
Where, P
CO2
(mmHg)= partial pressure, vol%=CO
2
concentration, P
amb
=ambient pressure, and unit is mmHg.
For the sidestream and microstream CO
2
module, you can set the humidity compensation on or off according to
the actual condition.
To set the humidity compensation, follow this procedure:
1. Select the CO
2
numeric area or waveform area to enter the CO2 menu.
2. Select the
Setup tab.
3. Set
BTPS Compensation.
◆ Switch on for BTPS.
◆ Switch off for ATPD.
16.9.3 Setting Flow Rate (For Sidestream CO
2
Module Without O
2
)
When you are using the sidestream CO
2
module without the O
2
monitoring function to monitor a neonatal
patient, you can select flow rate. To do so, follow this procedure:
1. Select the
Main Menu quick key → from the System column select Maintenance → input the required
password
→ select .
2. Select the
Module tab → Other tab.
3. Set
CO2 Flow Rate For Neo.
16.10 Changing O
2
Settings (For Sidestream CO
2
Module Integrating O
2
)
16.10.1 Changing O
2
Alarm Settings
To change the O
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
25.13.3Selecting Password for User
Authentication.
4. Set alarm properties as desired.