S/5 Hemodynamic modules
Document No. 800 1008-2
37
32.
Check the watchdog timer.
Select
Watchdog
from the NIBP service menu.
Check the watchdog timer in the adult mode. Activate the timer by highlighting
Test ADULT
and then pressing the ComWheel. Check that the time beside the text ‘Watchdog Interval’
starts to run. Wait until you hear a signal from the loudspeaker and then check the time
again. The time from the adult test should fall within 120...140 seconds.
Check the watchdog timer also in the infant mode by first selecting
Test INFANT
from the
menu. The time from the infant test should fall within 60...70 seconds.
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33.
Check the safety valve.
Select
Safety Valve
from the NIBP service menu.
Keep the pressure manometer connected to the cuff connector.
NOTE: Make sure your pressure manometer can be used to measure pressures over 300
mmHg. If such a pressure manometer is not available, perform the check with an adult cuff
that is connected around some round object, for example a calibration gas bottle.
Highlight
Start Test
. Start the adult safety valve test by pressing the ComWheel. Wait until
the pump stops and the pressure is deflated. Check the pressure values ‘Max press’ and ‘2
s after stop’ for both transducers. All the values should be within 290 - 330 mmHg.
Highlight
ADULT
. Press the ComWheel and check that the text changes now to
INFANT
.
Select
Start Test
and wait until the pump stops and the pressure values on the screen have
been updated. Check that the values ‘Max press’ and ‘2 s after stop’ are all now within
154...165 mmHg.
Return to the normal monitoring mode by pressing
Normal Screen
.
?
34.
Connect an adult NIBP cuff to the cuff connector and disconnect one of its hoses.
Start NIBP measurement by pressing the key
Start/Cancel
on the module and check that
the message ‘Cuff loose’ appears on the screen within 30 seconds.
Reconnect the hose and then bend it with your fingers. Restart the measurement and check
that the message ‘Cuff occlusion’ appears on the screen within 30 seconds.
?
Check that automatic inflation limits are in use:
NIBP
- NIBP Setup - Inflation Limits - Auto - Previous Menu
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