Operating manual for the VISATRON VN2020
V2.0 12/2021 EN
Page
47
of
106
SCHALLER AUTOMATION
66440 Blieskastel / Saarland / Germany / Industriering 14 / P.O. Box 1280
Industrielle Automationstechnik GmbH & Co. KG
T
el. +49(0)6842-508
-
0
/ Fax -260 / Email: [email protected] /
www.schaller-automation.com
5.
Figure 58: Pressure indicator
6.
Figure 59: Negative pressure display on
the U-tube manometer
Switch on the compressed air supply.
Observe the permissible supply
pressure. This pressure must be
between
2 bar and 14 bar
.
Set 60 mmH2O ±5 mmH2O. To do this,
adjust the adjusting screw on the filter
control valve until the specified negative
pressure is reached on the U-tube
manometer.
WARNING!
Risk of explosion due to oil mist.
Severe
to fatal injuries.
➔
Do not set the negative pressure
at the measuring head lower or
higher than the specified limit
values.
Once you have successfully completed step (6), remove the U-tube manometer and the quick-
release coupling. If you could not set the negative pressure in step (6), jump to Section 10.4.
Finally, screw in the screw plug from step (1) again to a torque of 15 Nm.
