9-6 
 
The priority of RR source is (from high to low): CO
2
 measurement and impedance respiration 
measurement.  
 
The [RR Source] settings of Resp and CO
2
 are linked. 
 
The RR source options and description are shown in the table below. 
Option Description 
Auto  RR source is automatically selected according to the priority.
CO
2
  RR source is from CO
2
 measurement. 
ECG  RR source is from impedance respiration measurement. 
 
 
9.10 Setting Alarm Properties 
Select [Alarm Setup >>] from the [Resp Setup] menu. In the popup menu, you can set 
alarm properties for this parameter. 
 
 
9.11 Switching Resp Measurement On/Off 
To switch Resp measurement on, select [Imped. Resp Measure. ON] from the [Resp Setup] 
menu. To switch Resp measurement off, select [Imped. Resp Measure. OFF] from the 
[Resp Setup] menu and then select [Yes ] from the popup dialog box. Then, a line is 
displayed in the waveform area and no numeric but [Measurement OFF] message is 
displayed in the parameter area.