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Keystone F89 Pneumatic Actuators
The Emerson Keystone F89 Series are pneumatic quarter-turn actuators for general purpose and hazardous area applications.
- Direct mounting to all Keystone valves
- Double-acting and spring-return versions available
- Double Rack and Pinion design
- Valve connection compatible with Keystone (imperial and metric) and ISO 5211
- Durable protection through anodized aluminum body with electrostatic powder coating (ESPC)
- Pre-compressed spring design and anti-blowout drive pinion
- Size range 002 - 240
Operating Temperature: -40°C up to +150°C
Air Supply Pressure: 8.3 bar (120 psi) max. dynamic, 10 bar (145 psi) max. static
Torque Outputs: 11 – 4173 Nm Double-acting, 6 – 1663 Nm Spring-return
Travel Stops: +/- 5° at each end of travel
Type: Quarter-Turn
Certification: ATEX II 2G Ex h IIC T80°C Gb, ATEX II 2D Ex h IIIC T80°C Db
The Keystone F89 Series are pneumatic quarter-turn actuators for general purpose and hazardous area applications. The F89 is designed for simple, safe use and ultimate reliability, meeting EN15714-3 requirements and has been validated to 500,000 cycles under specified conditions.
Country of Origin: China
Commodity Code: 84123900
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