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Chapter 14: GAS Monitoring (Sidestream)
After zeroing procedure is completed, a flat line signal and message "ZEROING IN
PROGRESS" will be displayed.
During zeroing, if ISA's exhaust gas is returned to the patient circuit, the returned gas level will
be different from the gas level at the sampling site.
Warning
Since a successful zeroing requires the presence of ambient air (21% O
ensure that the ISA is placed in a well ventilated place. Avoid breathing near the ISA
sidestream gas analyzer before or during the zeroing procedure.
NOTE:
Using special clamps, designed by the manufacturer, for connecting ISA sensors to
serum stand.
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User Manual
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