Instructions for use Fabius Tiro SW 3.n 197
Technical data
Alarm for low oxygen supply pressure
Alarm tone sequence IEC
Characteristics of additional acoustic signals
Alarm limit Warning signal (continuous tone 10 s, adjustable
from approx. 56 dB(A) to 69 dB(A)) as soon as the
pressure drops below 20 ±4 psi (1.4
±0.3 kPa x 100).
Alarm priority High priority (warning)
Optical alarm signal The red LED next to the O
2 flow control valve
flashes.
Sound pressure level L(A) of the alarm tones at
the workstation, measured in accordance with
IEC 60601-1-8
Alarm tone volume (high priority) Settable from approximately 60 dB(A) to 73 dB(A)
Alarm tone volume (medium priority) Settable from approximately 50 dB(A) to 63 dB(A)
Alarm tone volume (low priority) Settable from approximately 50 dB(A) to 60 dB(A)
Alarm in the event of failure of power supply and
battery supply
Continuous tone (approx. 30 s) at approx. 61 dB(A)
Confirmation of selection using rotary knob Single tone when rotary knob is pressed
(approx. 52 dB(A) at max. alarm tone volume)
Time exceeded when changing ventilation mode 3 tones adjustable from 50 dB(A) to approx. 61
dB(A)
Selection of alarm volume Single tone per level (corresponds to volume of
alarm tone)
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