Technical Information
79
Data used in calculations
Calculations on data used in some way to control deliv-
ery of medication are performed redundantly.
e two calculated values are then compared. If the
two values do not match, the soware stops medication
delivery, initiates an alarm (either beep or vibrate) and a
system fault alarm message appears in the display.
Timer data registers
e data in the Real Time Clock is checked at regular
intervals. If the data is not reasonable, the soware stops
medication delivery, initiates an alarm (either beep or
vibrate) and a system fault alarm message appears in the
display.