INSTALLATION
CONNECTING TUBING TO TYPE AV POSITIONER
3 - 7
CONNECTING TUBING TO TYPE AV POSITIONER
Type AV positioners are available with (Type AV
1
and
AV
2
) or without (AV
0
) manifolds. The following
outlines supply air information and describes the piping connec-
tions.Supply Pressure
Supply pressure range is 172 to 1,034 kilopascals (25 to 150
pounds per square inch gage).
NOTE:
Minimum supply pressure should be 34.4 kilopascals (5
pounds per square inch gage) above operating pressure
required by actuator.
Filtering Supply Air
An outside filter is recommended for Type AV positioners for pri-
mary filtration of the supply air. ABB provides supply air filters as
accessories, refer to Table
1-12
for part numbers.
NOTE:
Primary supply air filters are recommended for position-
ers with a manifold (AV
1
and AV
2
) or without
a manifold (AV
0
).
Figure 3-6. Cam Roller Alignment
T 0 0 7 71 A
C A M F O LLO W E R A R M
C A M RO LL E R
C A M
WARNING
Type AV positioners are suitable for a maximum supply
pressure of 1034 kilopascal (150 pounds per square inch
gage). Do not exceed maximum recommended actuator
operating pressure.
