Buchi Rotavapor R-300 User manual

Foam sensor for Rotavapor®R-300
Installation Guide
This Installation Guide is part of the Rotavapor®R-300 Operation Manual, chapter 5.11
„Fitting a foam sensor“. This Installation Guide can be downloaded from www.buchi.com in
English, German, French, Italian, Spanish, Chinese and Japanese. The Russian version can be
obtained from BUCHI Russia, e-mail: [email protected].
1. Scope of delivery
Product Article number
Foam sensor for Rotavapor® R-300 110 61167
2. Description
The foam sensor measures foam formation in the evaporating flask and emits a
signal if the foam reaches the foam sensor. The foam is reduced by a short ventilation
burst.
6
7
432 5 2 3 1 7
1
Foam sensor Cooling condenser
Holder for foam sensor Evaporating flask
Securing nut Foam sensor centrally positioned
Clamp screw
11593853A en 1601

IMPORTANT
Risk of damage to foam sensor from contact with glass components.
∙ When inserting the foam sensor, make sure that the sensor rod passes centrally through
the components without touching.
∙ Use a vapor duct with a standard ground glass joint that is as large as possible
(e.g. SJ 29/32).
3. Precondition
The distillation system includes an Interface I-300 / I-300 Pro and a VacuBox.
4. Installation
fRemove glass stopcock.
fFit the tapered holder over the upper end of the foam sensor .
fSlide the clamp nut  onto the opening for the glass stopcock.
fFeed the foam sensor into the opening for the glass stopcock and through the vapor duct
into the evaporating flask  of the Rotavapor R-300 and fix in place with the clamp nut .
The tip of the foam sensor should be positioned approx. 4 to 5 cm below the ground neck
of the evaporating flask.
fAlign foam sensor centrally and fix in place with the clamp screw .
fConnect the communication cable from the foam sensor to the VacuBox. Plug the connec-
tor into the socket marked “FS”.

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