Mallinckrodt INOmax DSIR Pocket Manual page 13

The backup delivery provides a fixed flow of 250 mL/min of INOMAX
directly into the ventilator circuit through the Injector Module.
Backup NO delivery is completely pneumatic and is not reliant on the
operation of the main system.
Backup delivery mode OFF.
Backup delivery mode ON (with a Low Priority alarm).
Part No. 20728 Rev-01
13
Backup INOMAX
Delivery
2012-09