Thermo Electron BBD 6220 - Setting Relative Humidity Setpoints; Disinfection Routine Procedure

Setting the relative humidity setpoint:
Instruction Entry / Keys / Remarks Display / Remarks / Status
Display the relative humidity
setpoint
%rH
press
Actual setpoint is displayed and
decimal point flashes
Set the relative humidity set-
point
%rH
press
&
Setpoint increases
%rH
press
&
Setpoint decreases
Adopt NEW relative humidity
setpoint
%rH
release
Relative humidity concentration
inside the unit is displayed
Disinfection routine
The entire interior of the unit together with all sensors can be disinfected with hot air at 180°C.
The disinfection routine lasts approx. 13 hours.
Start disinfection routine:
Instruction Entry / Keys / Remarks Display / Remarks / Status
Open the unit door for at least
30 seconds
All displays flash
Remove samples and vessels
from the interior of the unit
Activate the disinfection rou-
tine (turn key in direction of
arrow)
des
start/
stop
Indicator Lamp (page 19 (11))
flashes and indicator lamp (page 15
(2)) comes on.
Press for approx. 1 second
Close the door Disinfection routine runs automati-
cally.
Temperature Limit Controller is dis-
abled.
CO
2
display indicates the phases of
the disinfection routine.
"auto-start" routine begins on com-
pletion of the disinfection routine .
!
"des"
In the disinfektion mode (appr. 13 h) occur slightly higher temperatures on the outer sur-
face, the door area and the internal door grip. When LED "des" is flashing, proceed with
particular caution.
Avoid touching the door areas during the disinfection routine.
6. OPERATE
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