Welch Allyn 246 Propaq CS Vital Signs Monitor v.3.7X - User Manual - Manual (Page 52)

48 Monitoring Welch Allyn Propaq CS Vital Signs Monitor
7. Press SOURCE to change between mainstream CO
2
and sidestream CO
2
monitoring
(if both options are installed), or to disable CO
2
monitoring.
Choosing OFF allows you to disable CO
2
monitoring without removing the watertrap
or sensor. When CO
2
is off, OFF is displayed for CO
2
numerics.
8. For sidestream CO
2
, press FLOW RATE to set the sampling flow rate (90 or 175 ml/
min).
You can change the flow rate while sidestream CO
2
is active.
9. To set alarm limits, from the Main Menu press SETUP, ALARMS, LIMITS. Then set
alarm limits for RR/BR, ETCO
2
and INCO
2
.
INCO
2
has an upper alarm limit setting but no lower alarm limit setting.
10. Set the Apnea Delay limit (the maximum time allowed between two consecutive
breaths before an Apnea alarm occurs) in the Alarm Limits window.
After the first breath has been detected, the Apnea Delay limit setting is automatically
turned on for as long as the CO
2
channel is active.
WARNING For patient safety, it is recommended that the Breath Rate alarm
limits always be turned on and set appropriately.