EuroFlow EF and EF/B
Biological Safety Cabinet
UM-EFAB-EN10.doc
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Inflow too high
Inflow too high
Figure 23
Person protection stays intact.
Product protection becomes less.
The inflow air through the work opening has a higher speed and may pass the front air slits of the
working surface.
6.3
Other alarms
Other alarms are:
Fan failure
Fan failure
Figure 24
Most likely the fuse is broken. Replace it with a new one. If the alarm is still there, contact your
service organization.
To reset this alarm you must disconnect the power plug from the main voltage.
Communication error
Communication error
Figure 25
Contact your service organization.
Overview possible alarms:
No
alarm
Window
above
working
position
Window
below
working
position
Downflow
too low
Downflow
too high
Inflow
too low
Inflow
too high
Person
protection:
Yes No Yes Yes No No Yes
Product
protection:
Yes
No No No Yes
Yes
No
Table 1: Alarm situations in work position
