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UF V (E3) 10/2020 Page 77/119
18.5 Error during data transmission
In the event of an error, the message ERR (error) is displayed.
Read error (example).
Import configuration.
18.6 Removing the USB stick
Logging off the USB stick is not possible / required.
Be sure that no data recording is running (chap. 18.4).
After removing the USB stick, the controller is back in the same menu as before when connecting the USB
stick.
19. Battery management system (option “battery-buffered alarm sys-
tem”)
This controller menu is available only with chambers equipped with the “battery-buffered alarm system” op-
tion. You can check whether the optional battery is present and which is its current charging state. These
are pure display functions without any setting options.
19.1 Battery operation
This menu shows whether the chamber voltage is supplied by the battery.
• Display “YES”: Battery operation (during power failure)
• Display “NO”: Battery is charging, external power connection available
If no battery is detected (battery is missing, completely empty (< 3V), or defective, on line power the
alarm message “Battery defective” is emitted (chap. 14.4.5).
Required access level: “User”.
Path: Normal display Chamber info Battery management Battery operation
Display “Battery operation”.
YES = Battery operation, no power connection available
NO = Battery charging, external power supply
Battery operation
With the arrow-down button you can now change to the function “Charging voltage”.
With the Back button you can go back to the “Battery management” submenu and, repeatedly pressing
it, to Normal display.
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