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30 3”–4” PURE-FLO ® SERIES 33 ADVANTAGE ® ACTUATORS<br />
The new 3"–4" <strong>Pure</strong>-Flo 33 Series Advantage Actuators<br />
have been introduced to further reduce the dimensional<br />
envelope and weight for installations in the Pharmaceutical/<br />
Bioprocessing Industries. As an example, a 4" Spring to<br />
Close <strong>Pure</strong>-Flo Advantage Actuator is 25% smaller in diameter,<br />
has 22% reduction in height and offers a 32% reduction<br />
in weight than a comparable 4" commercial Advantage<br />
Actuator, while incorporating many of the same inherent<br />
design features and benefits of the process proven 1/4"<br />
through 2" <strong>Pure</strong>-Flo Advantage Actuator product line.<br />
MATERIALS AND SPECIFICATIONS<br />
• FDA compliant housing and bonnet coating<br />
Actuator Covers<br />
- Vinyl-Ester Thermoset<br />
Bonnet Coatings<br />
- Nylon Coated Ductile Iron - Standard<br />
- PVDF Coated Ductile Iron - Optional<br />
- Black Epoxy Coated Ductile Iron - Optional<br />
• Diaphragm driven Actuator<br />
• Three modes of actuation available:<br />
double acting, spring to open, spring to close<br />
• Reverse Acting Springs are contained for safety and<br />
to facilitate maintenance<br />
• Two Spring options for reverse acting actuators,<br />
i.e. #60 and #90<br />
• Maximum External Temperature – 150°F, 65°C<br />
• Maximum Air Chamber Pressure – 90 psig, 6.2 bar<br />
• Exterior materials compatible with typical washdowns<br />
in the industry<br />
• Position indication<br />
• SP#2 switch package – optional<br />
• Moore Positioner – optional
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