Buchi Rotavapo R-250 Manuel d'utilisateur télécharger pdf (Page 19)

Rotavapor R-250

4 Putting into Operation

4.13 Vacuum Controller (Accessory)

The process is carried out under vacuum to optimize evapo-

risation. The V-850/855 vacuum controller is most suitable

for control.

Installation of the vacuum controller

s 3CREW THE SUPPORT 햲 onto the upper surface of the

housing.

s 3ECURETHERETAININGRODBYINSERTINGTHESIDESOCKETHEAD

cap screws 햳 into the retainer.

s &ITTHEVACUUMCONTROLLERONTHERETAININGROD

s #ONNECTTHECABLESANDHOSESASDESCRIBEDINTHENEXT

Chapter.

s 4HEHOSESAREROUTEDFROMVACUUMCONNECTION',AT

the glass assembly (descending) or from a T-piece in the

hose (reﬂux) to the vacuum controller via a Y-connection

and to the pressure indicator on the front panel.

Fig. 4.18: Installation of the vacuum controller

햲

햳

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Buchi Rotavapo R-250 Manuel d'utilisateur Page 19