Buchi R-210, Operation Manual

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5 Putting into operation
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R-210/215 Operation Manual, Version B
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Water inlet
Water outlet
Water level indication
Level adjustment for the replenishment
Overfl ow
Connect the feeding water hose to the hose
connection for the water inlet .
Position indicates the water level within the
heating bath and can be adjusted by
pulling up or down the level adjustment tube .
Thus, the overfl ow in the cylinder is moved
up or down and therewith changes the water
level within the heating bath by means of the
corresponding tube. Connect the drain hose
to the hose connection for the water outlet .
The excess water coming from the overfl ow is
drained off here.
Fig. 5.4: Water fl ux within the heating bath replenishment of the Heating Bath B-495
5.3.2 Heating medium
Suitable heating media include:
Water, distilled water for operation in water bath mode (we recommend to add borax in a concen-
tration of 0.5 g/l when using deionized water)
Heat transfer oils with low viscosity (< 50 mPas) for operation in oil bath mode suitable for
temperatures up to 180 °C
Water-soluble polyethylene glycol
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