Installation and connection
20901118_EN-US_PC301x VARIO select Serie_V1.3_100720
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Vacuum pump installation
-> Example
Drawing showing
minimum distances
in the laboratory fur-
niture
ð
Place the vacuum pump on a stable, non-vibrating, level
surface.
ð
When installing in lab furniture, maintain a minimum dis-
tance of 5 cm (2 in) to adjacent objects or surfaces.
ð
Prevent heat accumulation and ensure sufficient air circula-
tion, especially in closed housings.
Observe limitation of use
Ambient conditions
Ambient conditions
(US)
Ambient temperature
10–40 °C
50‑104°F
Altitude, max.
2000 m
above sea level
6562 ft
above sea level
Relative humidity
30–85 %, non condensing
Pollution degree
2
Impact energy
5 J
Protection class (IEC 60529)
IP 40
Type of protection(UL 50E)
Type 1
Prevent condensation or contamination from dust, liquids, or corrosive
gases.
ð
Note the IP protection class. IP protection is only guaran-
teed if the device is appropriately mounted and connected.
ð
When connecting devices, always observe the information
on the rating plate and in the technical data chapter.
