Tone Definition; Table 11-2. Tone Definitions - Covidien Nellcor Operator's Manual

Tone Definition

11.5
Volume level
Pitch (± 20Hz)
Pulse width (± 20msec)
Number of pulses in burst
Repetitions
Volume level
Pitch (± 20Hz)
Pulse width (± 20msec)
Number of pulses in burst
Repetitions
Volume level
Pitch (± 20Hz)
Pulse width (± 20msec)
Number of pulses
Repetitions
Volume level
Pitch (± 20Hz)
Pulse width (± 20msec)
Number of pulses
Repetitions
Operator's Manual
Table 11-2. Tone Definitions
Tone Category
High Priority Alarm Tone
Medium Priority Alarm Tone
Low Priority Alarm Tone
Alarm Reminder Tone
Description
Adjustable (level 1-8)
976 Hz
150 msec (IEC60601-1-8)
10, interburst interval of 4 sec (IEC60601-1-8)
Continually
Adjustable (level 1-8)
697 Hz
150 msec (IEC60601-1-8)
3, interburst interval of 8 sec (IEC60601-1-8)
Continually
Adjustable (level 1-8)
488 Hz
250 msec (IEC60601-1-8)
1, interburst interval of 16 sec (IEC60601-1-8)
Continually
Not changeable
800 Hz
200 msec
1 pulse per 1 second, 3 min ~ 10 min interburst
Continually
Tone Definition
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