BUCHI Syncor Polyvap - Manual (Page 21)

Syncore ® Accessories
version E 19
Rack R-12
Rack R-12 provides for the heating or cooling of test vessels
with rounded bases. Only those glass vessels described in
these Operating Instructions should be used.
Retaining clamps
In all the positions within the racks, the glass vessels are
secured by retaining clamps a in the wall of the rack and
- in order to obtain an optimal transfer of heat - are pressed
against the metal surface.
By adding approx. 1ml of dest. water in each position, the
heat transfer between the rack and the glasses is improved
which reduce the evaporation time.
Do not use positions that do not have retaining clamps.
The sample glass will not be held firmly and no optimum
heat exchange can take place.
Rack R-24 for round glasses
Glasses
The Rack R-24 for round glasses permits the heating or
cooling of test tubes with a round bottom.
Retaining clamps
In all the positions within the racks, the glass vessels are
secured by retaining clamps a in the wall of the rack and
- in order to obtain an optimal transfer of heat - are pressed
against the metal surface.
Do not use positions that do not have retaining clamps.
The sample glass will not be held firmly and no optimum
heat exchange can take place.
A spring b can be inserted in each hole to press the glass
vessels against the vacuum connection.
By adding approx. 1ml of dest. water in each position, the
heat transfer between the rack and the glasses in improved
which reduce the evaporation time.
Rack R-24 for Falcon glasses
The Rack-R-24 for Falcon glasses permits the heating or
cooling of Falcon 50 ml glasses. The hole in the rack for
each sample glass runs to a point.
Rack R-96
The Rack R-96 permits the heating or cooling of test tubes
with a round base. The glasses described in this Operation
Manual should be used.
A spring b can be inserted in each hole to press the glass
vessels against the vacuum connection.
By adding approx. 1ml of dest. water in each position, the
heat transfer between the rack and the glasses in improved
which reduce the evaporation time.
Figure 21: Springs for Rack R-24
Figure 22: Springs for Rack R-96
a
b
b
3 Function,putting into operation, operation and maintenace