Nellcor Oximax NPB-40 Operator's Manual page 70

NPB-40 Operation
6. Press the Up Arrow or Down Arrow buttons to
increase or decrease the shown limit parameter.
7. Press the Menu button to set the limit value. The
BPM upper alarm limit is shown.
Note: The pulse rate upper alarm limit range is 31 to 250.
The lower value of the pulse rate upper alarm limit
is limited to one number above the pulse rate low
alarm limit. The pulse rate upper alarm limit
cannot be set equal to or lower than the pulse rate
low alarm limit.
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