cobas p 471/ 671 Installation on Site
1. Replacement of the Centrifuge Model
The former Hettich laboratory centrifuge ROTANTA 46 RSC and the current ROTANTA 460 R differ in,
among other things, the way of data transfer. ROTANTA 46 RSC is equipped with an opto data
connector box, which converts data from the centrifuge into serial transmission, whereas the
ROTANTA 460 R includes a RS232 interface.
The following describes how to modify an cobas p 471/ 671 centrifuge system to deploy both
centrifuge variants.
NOTICE
For cobas p 471/ 671 systems, the new ROTANTA 460 R centrifuge and the previous
ROTANTA 46 RSC can be used in mixed mode operation.
1.1 Physical installation of the new Hettich ROTANTA 460 Robotic
CAUTION
Before installing a centrifuge, make sure that the voltage indicated on the
rating plate is the same as the mains voltage.
1.1.1 Centrifuge replacement
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Open the maintenance door(s) on the rear of the system and disconnect the cables from the
centrifuges.
Detach the cables from the cable holders.
Remove the centrifuge(s).
WARNING
Crushing hazard: A centrifuge is very heavy. Installation must be carried
out by qualified personnel! Improper handling may cause serious injury.
Do not step under the load and keep fingers and hands away from the
bottom when the centrifuge is lifted and moved.
NOTICE
It is strongly recommended to use the special lifting/ moving hoist which can be ordered from
Roche PVT GmbH quoting the order number 52560000002.
The lifting/ moving hoist enables a single person to safely remove and install a centrifuge. Furthermore,
it serves to transport a centrifuge over even surfaces.
Please refer to the flashcards on how to use the lifting/ moving hoist
'27184-hubwagen_de_flashcards.pdf'
Short Guide – V1.1 – 05/2012 3/8