CONNECTING TUBING TO TYPE AV POSITIONER
WARNING
Filtering Supply Air
C A M
C A M F O LLO W E R A R M
Figure 3-6. Cam Roller Alignment
Type AV positioners are available with (Type AV
AV
2
) or without (AV
outlines supply air information and describes the piping connec-
tions.Supply Pressure
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.
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.
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
NOTE: Primary supply air filters are recommended for position-
ers with a manifold (AV
a manifold (AV
0
CONNECTING TUBING TO TYPE AV POSITIONER
INSTALLATION
0
) manifolds. The following
1-12
for part numbers.
1
and AV
2
).
C A M RO LL E R
T 00 7 71 A
1
and
) or without
3 - 7