Hettich EBA 270 - Short-Time Centrifugation

EN
AB2300EN_SA Rev. 01 / 11.2022 13/21
14.3 Short-time centrifugation
 Set the desired speed with the keys
beneath the speed indicator.
 Keep the key
PULSE
pressed. The rotation indicator appears while the rotor is turning. The time count starts
from 0.
The first minute is counted up in seconds, and then the time is displayed in minutes.
When the time is displayed in minutes, a point flashes next to the number.
 Release the key
PULSE
again to end the centrifugation run. The rotor runs down with the set brake step.
During the centrifugation run the rotor speed and the expired time are displayed.
15 Acoustic signal
The acoustic signal sounds:
 After a disturbance occurs, in 2 second intervals.
 After completion of a centrifugation run and rotor standstill in 30 second intervals.
The acoustic signal is stopped by opening the lid or pressing any key.
The acoustical signal can be activated or deactivated as follows when the rotor is at a standstill:
 Switch off the mains switch.
 Keep the key
beneath the speed indicator and the key
PULSE
pressed simultaneously.
 Switch on the mains switch and release the keys again.
 Press the key beneath the speed indicator until the following display appears:
RPM x 100
t
PULSE START
STOPOPEN
The acoustical signal setting is displayed on the time display.
0 = acoustical signal deactivated, 1 = acoustical signal activated.
 With the keys below the time display, set 0 or 1.
 Press the key
STOP
to save the setting.