7
BÜCHI Vac V-511/512/513 2 Safety
Modifications
Modifications of the apparatus or of spare parts or of acces-
sories as well as the use of spare parts or accessories other
than those mentioned in these operating instructions is allowed
only with the prior written permission of BÜCHI Labortechnik
AG.
Responsibility of the Operator
The operator is responsible for the instruction of his personnel.
Copies of these operating instructions in various languages
can be ordered for this purpose.
The operator shall inform the manufacturer without delay of
any safety-related events which might occur during operation
of the apparatus.
Regional and local statutes and regulations must be observed.
It is forbidden for anyone other than authorized maintenance
personnel to remove any parts not described in these operating
instructions. Damaged glass equipment may not be used under
vacuum conditions.
Touching any parts of the apparatus carrying electrical current
can result in fatal injury!
2.7 Safety Features
Electronics
• The apparatus and the vacuum controller are equipped
with fuses
• The motor is equipped with protection from overheating
Operation
• If the absolute pressure exceeds 1400 mbar, the built-in
aeration valve on the Vacuum Controller V-800 opens auto-
matically.
Glass
• Use of high-quality, inert borosilicate glass 3.3
• Screw-on hose connections to prevent glass breakage
• Plasticized separator on the valve unit
Protective Shield
The protective shield prevents injury to the operator from splin-
ters in the event of glass breakage.
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