VACUUBRAND VacuuHandControl VHCpro - Manual (Page 7)

page 7 of 36
Ambient conditions
• The systems are designed for ambient temperatures
during operation between +10°C and +40°C. Check the
maximum temperatures.
Operating conditions
➨
The devices are not suitable to aspirate:
- unstable substances
- substances which react explosively under impact
(mechanical stress) and/or when being exposed to
elevated temperatures without air,
- self inflammable substances,
- substances which are inflammable without air and
- explosive substance
➨
The devices have no approval for operation below
ground.
+
The pumps are not suitable for aspiration of dust.
• Take into consideration interactions and chemical
reactions of the aspirated media.
• Ensure that the materials of the wetted parts are com-
patible with the aspirated substances, see section
”Technical data”.
If aspirating different substances, it is recommended
that the aspiration hose be purged prior to changing the
media in order to rinse out residues and to avoid reactions
of the substances with each other and with the materials.
NOTICE