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Masoneilan SVI II AP Digital Positioner Quick Start Guide | 46
NOTE
The SVI II AP Digital Valve Positioner is designed to
operate with clean, dry, oil-free, instrument grade air
to ANSI-ISA-57.3 1975 (R1981) or ISA-S7.3-1975
(R1981) or with clean, dry, oil-free sweet natural gas
supply ((H
2
S content not to exceed 20 ppm) (SVI II
AP models SVI II AP/SD through SVI II AP/AD).
Table 5
Dew Point
At least 18° F (-7° C) below minimum anticipated ambient
temperature
Particulate Mat-
ter
Filtered to 5 microns
Oil Content
Less than 1 ppm w/w
Contaminants
Free of all corrosive contaminants
Air Supply Requirements
CAUTION
The SVI II AP High Flow digital valve positioner can-
not be placed in parallel with another volume booster.
Contact the factory for further instructions regarding
configuration with boosters as well as other non-stan-
dard configurations.
Connecting the Air Supply
After the tubing is installed, use the following procedure to
connect the air supply.
1. Supply clean, dry compressed air to the filter regulator.
2. Turn on the air supply.
3. Adjust the filter regulator.
Supply pressure must be 5 - 10 psi greater than the spring
range of the actuator but may not exceed the rated actuator
pressure. Refer to the valve or actuator instruction manual.
Summary of Contents for Masoneilan SVI II AP Series
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