Edwards nEXT200200, Инструкция по эксплуатации

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page 52 for the vent options and the vent valve connection. Refer to Controlled venting
options on page 58 for configuring the venting options.
Table 5
Vent gas specification and vent control
Vent gas specification and control Reference data
Vent gas Dry air, nitrogen, argon or other inert
gases
Maximum dew point at an atmospheric
pressure
-22 °C
Maximum size of particulates 1 µm
Maximum concentration of oil 0.1 parts per million
Recommended time for the rotational
speed to reach 50%
> 15 seconds
Maximum permitted rate of increase of
pressure
Refer to Figure: Maximum allowed rate
of increase in pressure during venting:
pressure against time (pump initially at
full speed) on page 23 .
Figure 6 Max allowed rate of pressure rise during venting: pressure against time (pump initially at
full speed)
3.4 Purge gas specification
Table 6
Purge gas specification
Purge gas specification Reference data
Purge gas Dry air, nitrogen, argon or other inert
gases
Maximum dew point at an atmospheric
pressure
-22 °C
Maximum size of particulates 1 µm
Page 23
B85200880_D - Technical data