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CB-S / CB-S-UL (E7) 06/2020 page 43/119
9.2 Deactivated CO
2
control
When operating the chamber without a CO2 gas connection, you can deactivate CO2 control with the
function “CO2 off” (chap. 9) to avoid alarms of the CO
2
gas system. No CO
2
tolerance range alarms and
no pressure alarm will be emitted.
The actual CO
2
value continues to be displayed in Normal Display. The activated function 2 is indicated
by an icon showing the number 2.
Normal display with deactivated CO
2
control (sample values)
Temp. / CO2
10. Password
10.1 Password request
To access menus for which access is restricted, you must enter the corresponding password.
After calling the appropriate menu function with the OK button the password request appears.
Password request.
The left two digits are flashing. Enter the desired numbers with the
arrow buttons.
Confirm the setting with the OK button.
Password
Password request.
The right two digits are flashing. Enter the desired numbers with the
arrow buttons.
Confirm the setting with the OK button.
Password
Upon entering an incorrect password, the information message “Wrong password” is displayed.
Display “Wrong password”.
After 3 seconds the controller changes again to the password entry.
Enter the correct password.
Wrong password
Following correct password entry you can access the desired menu function.
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