Thermo Scientific Heracell Vios 160i CR, Operating Instructions Manual

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6
Handling and Control
User Configuration
Thermo Scientific
Heracell Vios 160i / 250i CR
6-33
Low Humidity Setting
If condensation occurs on the culture containers due to high relative humidity, the humidity in the
workspace can be set to a lower level. At the factory, the device control is preset to high humidity
(approx. 93% relative humidity.

The relative humidity in the workspace is lowered from approx. 93% to approx. 90%.

The modification requires an extended adaption phase. To ensure that it effectively prevents dew
formation on culture containers, it must be used as a permanent setting.
Reducing Humidity in the Workspace
1. Press the Menu key.
2. Select the menu command Options .
• The selection dialog shown in Figure 6-35 is displayed.
3. Select the menu command Low humidity.
• The input dialog shown in Figure 6-38 is displayed.
Figure 6-38. Low Humidity Setting
1. To toggle between two states:
• Press the + key.

or
• Press the - key.
2. To accept and save the change:
• Press the Enter key.
The system returns to the Options menu.
Upon return to the main menu the Low humidity icon appears.
Setting the Gas Tight Screen
As the aperture cross-sections are smaller when accessing the samples, devices equipped with the
optional gas-tight screen achieve shorter recovery times for the incubation parameters:
Note
Low humidity:

The enabling/disabling of the Low humidity function is entered into the event list.