Buchi R-210, Operation Manual

Page: 9 / 80

2 Safety
9
R-210/215 Operation Manual, Version B
WARNING
Potential explosion risk if solvent vapors accumulate within the instrument housing.
Always use the instrument in a well ventilated area.
Beware of damaged or cracked glass parts.
Beware of the fi re hazard.
2.5.2 Other hazards
WARNING
Certain solvents in or in the vicinity of the Rotavapor can form peroxides and/or are highly infl am-
mable.
Always be aware of the explosion risk when working with hazardous substances or with
substances of unknown composition.
Always provide a good ventilation within or in the vicinity of the system.
2.5.3 Safety measures
Always wear personal protective equipment such as protective eye goggles, protective clothing and
gloves when working with the instrument.
2.5.4 Safety elements
Electronics
The heating bath is equipped with a mechanical and an electronic over-temperature protection.
The mechanical over-temperature protection consists of a bimetal thermostat that, in case of over-
temperature (over 260 °C), directly interrupts the power supply. It has to be set back manually after
the bath has cooled down (see also chapter 8).
The electronic over-temperature protection controls the temperature limit (actual bath temperature
may not exceed the given temperature by 2 °C for more than 2 minutes), the heating rate (actual
temperature may not rise by more than 5 °C during 5 seconds) and the function of the temperature
sensor.
The heating bath is equipped with safety fuses.
Electronic control of the heating bath temperature - to prevent the product from overheating
Parts in direct contact with the instrument
Safety catch for adjusting the immersion depth of the evaporating fl ask into the heating bath.
Combi Clips for fi xing the evaporating fl ask and for safe removal of fi xed ground-glass joints.
Ball joint clip for safe fi xing of the receiving fl ask.
Rods and holders for fi xing the glass assemblies.
Electronic over-current protection at the drive unit and lift motor.
Safety spring preventing the vapor duct from dropping out.
Automatic raising of the fl ask from the heating bath in case of a power failure.
Glass
Use of high quality, inert 3.3 borosilicate glass.
Use of tube clips GL-14 for preventing glass breakage.
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