UF V (E3) 03/2019 Page 83/116
21.3 Settings on the chamber controller
The following controller menus are available only with chambers equipped with the optional CO
2
emer-
gency cooling.
21.3.1 Setting the CO
2
emergency cooling temperature setpoint
Required access level: “User”.
Path: Normal display Setpoints CO2 emergency cooling
Press the OK button to enable the setting.
Setting the CO
2
emergency cooling temperature setpoint
The current setting flashes. Enter the desired set-point with the arrow
buttons. Setting range: -30 °C up to -90 °C
Confirm the entry with the OK button..
With the Back button you can go back to the “Setpoints” submenu and, repeatedly pressing it, to Nor-
mal display.
21.3.2 Activating the CO
2
emergency cooling
To prevent activating the CO
2
emergency cooling at too high temperature after turning on the
chamber, activation in the menu should take place only after reaching the temperature set-
point for the first time.
Required access level: “User”.
Path: Normal display Setpoints Functions on/off CO2 emer.cooling on/off
Press the OK button to enable the setting.
Setting function 1 “CO2 emer.cooling on/off”.
The current setting flashes. Use the arrow buttons to select between 0
(deactivated emergency cooling) and 1 (activated emergency cooling).
Confirm the setting with the OK button.
With the Back button you can go back to the “Functions on/off” submenu and, repeatedly pressing it, to
Normal display.
Normal display with activated emergency cooling
DOMINIQUE DUTSCHER SAS
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