Refrigerated centrifuge Sigma 4-5KL
Refrigerated centrifuge Sigma 4-5KL IVD
6 Using the centrifuge
Version 06/2020, Rev. 1.2 of 28/04/2022
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Translation of the original operating manual, part no. 0703602
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6.3.2.11 Sound signal ("Buzzer")
This function is used to set an acoustic warning signal that sounds at the
end of the centrifugation run and also in the event of an imbalance or error
message.
In order to activate the sound signal:
• Select the "Buzzer" symbol with the cursor and confirm the selection.
The symbol and the bar under the symbol start to flash.
• Activate the function by turning the function knob. The symbol remains
displayed in a permanent manner and the bar continues to flash.
• Turning the function knob further will deactivate the function. In this
case, the symbol disappears but the bar continues to flash.
• Press the function knob in order to activate the desired setting. The bar
remains visible as long as the cursor is placed over the symbol.
Fig. 24
: The sound signal “Buzzer” is activated
6.3.2.12 Program lock ("ProgLock")
When the program lock is active, it is impossible to save any new
programs. In this case, the function "save program" is disabled.
In order to activate the program lock:
• Select the "ProgLock" symbol with the cursor and confirm the selection.
The symbol and the bar under the symbol start to flash.
• Activate the function by turning the function knob. The symbol remains
displayed in a permanent manner and the bar continues to flash.
• Turning the function knob further will deactivate the function. In this
case, the symbol disappears but the bar continues to flash.
• Press the function knob in order to activate the desired setting. The bar
remains visible as long as the cursor is placed over the symbol.
Fig. 25:
The program lock “ProgLock” is activated
