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CB / CB-UL, CBF / CBF-UL (E7) 07/2021 Page 55/197
5. Functional overview of the MB2 chamber controller
The MB2 chamber controller controls following parameters inside the chamber:
• Temperature in °C
• Carbon dioxide concentration in vol.-%
• Oxygen concentration in vol.-% (chamber with O
2
control)
• Humidity in % r.h. (CBF / CBF-UL)
Note: In this manual the chambers are described in the maximum equipment variant and
including the available options. Therefore, some of the pictured and described features are
not available on every chambers
You can enter the desired set point values in fixed value operation mode directly on the display surface or
via the setpoint menu. For program operation the controller offers programming week and time programs.
In addition there is a timer program available (stopwatch function).
The controller offers various notifications and alarm messages with visual and audible indication and remote
alarms via e-mail, an event list (trace file) and the graphical display of the measuring values in the in der
chart recorder view. The MB2 program controller permits programming temperature and CO
2
/ O
2
and
humidity cycles (CBF / CBF-UL), and specifying special controller functions for each program section. You
can enter values or programs directly at the controller or use the APT-COM™ 4 Multi Management Software
(option) specially developed by BINDER.
Operating mode
Temperature values
CO
2
values
O
2
values (O
2
control)
Humidity values (CBF / CBF-
UL)
Actual values
Set-point values
Functional icons
Figure 25: Normal display of the MB2 program controller (sample values, CBF / CBF-UL with O
2
control)
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