BeneLink Module Operatorās Manual  4-89 
4.21.2 Output Signals ā Alarms 
Monitor output: alarms from Puritan Bennett PB840/PB980 (SNDA Protocol) 
Ventilator 
Priority  Label 
Physiological alarms 
High 
SpO2 Low 
SpO2 High 
MV Low 
Apnea 
PR Low 
PR High 
Ppeak Low 
Ppeak High 
Medium 
VTe High 
RR High 
Technical alarms 
High 
Air Supply Pressure Low 
O2 Supply Pressure Low 
EXP VALVE 
Power Disconnected 
Low 
Low 
Technical 
alarms 
If the monitor shows the alarm [Low Technical 
alarms], the external device has one or more of the 
following alarms: Low Battery