Thermo Electron BBD 6220 - Setting Temperature Setpoints; Setting CO2 and O2 Setpoints

In its as-delivered condition, the unit is preset to the following values:
Temperature: 37.0°C
CO
2
concentration: 0.0%
O
2
concentration: 21.0% (optional)
Relative humidity: 60.0%, humidity control activated via function level 2
Setting the temperature setpoint:
Instruction Entry / Keys / Remarks Display / Remarks / Status
Switch on unit
(master switch = " I ")
All display elements come on for
approx. 15 seconds.
- Auto-test of controller -
Example:
Display temperature setpoint
°C press
Actual setpoint is displayed and
decimal point flashes
Select temperature setpoint
press
&°C
°C
Setpoint increases
press
&°C
°C
Setpoint decreases
Adopt NEW temperature set-
point
°C release
Temperature inside unit is dis-
played
Setting the CO
2
setpoint:
Instruction Entry / Keys / Remarks Display / Remarks / Status
Display CO
2
setpoint
%CO
2
press
Actual setpoint is displayed and
decimal point flashes
Select CO
2
setpoint
%CO
2
drücken
&
Setpoint increases
%CO
2
drücken
&
Setpoint decreases
Adopt NEW CO
2
setpoint
%CO
2
release
CO
2
concentration inside unit is
displayed
Setting the O
2
setpoint (optional)
:
Instruction Entry / Keys / Remarks Display / Remarks / Status
Display O
2
setpoint Actual setpoint is displayed, deci-
mal point flashes
Select O
2
setpoint Setpoint increases
Setpoint decreases
Adopt NEW O
2
setpoint O
2
concentration inside unit is
displayed
The control is deactivated when the unit is set for 21% O
2
since this corresponds to the O
2
content of air.
6. OPERATE
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