α
Fig. 4:
Installation position for self-drainage of the housing
8.2.2.
preparatory Work
→
Clean pipelines (sealing material, swarf, etc.).
→
Support and align pipelines.
devices with welded or glued housing:
Before welding or gluing the housing, the actuator and the
diaphragm must be removed.
24
Angle α: 10° to 40°
Inclination to the line axis 3° – 5°
English
Types 2030, 2031, 2031 K
Installation
8.3.
installation
If used in an aggressive environment, we recommend
conveying all free pneumatic connections into a neutral
atmosphere with the aid of a pneumatic hose.
Warning!
risk of injury from improper installation!
Non-observance of the tightening torque is dangerous as the
device may be damaged.
•
Observe tightening torque during installation (see
Tightening torques for diaphragms").
8.3.1.
devices with Welded or glued
housing
noTe!
to prevent damage!
Before welding or gluing the housing, the actuator and the
diaphragm must be removed.
remove actuator and diaphragm from the housing:
procedure for control function a
→
Pressurize lower control air connection with compressed air
(value as indicated on the rating plate) (see "Fig. 5: Control air
connection").
This is required to detach the diaphragm without damage from
the housing.
"Table 9: