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Chapter 11: Appendices
Water Trap
Resistance:
The resistance of the small water trap assembly including the collection bottle is < than 0.25
cmH2O at 20 L/min.
Compliance:
The compliance of both water trap assemblies including the collection bottle is < 0.2
mL/cmH2O.
Exchange Protocol
The following describes several typical transaction sequences for this protocol. Others are
possible, but are analogous to or extensions of those presented.
Host
Service
Request
Ventilator
ServiceRequest( )
ServiceRequestReply( )
Data
Request,
Monitors
ServiceRequest( )
Monitors( )
Service
Request,
Data as
Available,
Scalars
ServiceRequest( )
ServiceRequestReply( )
RealTimeData( )
RealTimeData( )
RealTimeData( )
Figure 11.4
Default
The default transmission mode for all data types is "By Request".
Disabled State
All data transmission may be disabled under certain circumstances, for example, if an
alternate data channel (MIB) is selected for communication. In this case, all Service
Requests will be replied with a failure message.
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