BETTIS G系列 气动执行机构-
艾默生
EMERSON
Bettis G-Series Scotch Yoke Pneumatic Valve Actuator
A pneumatic, scotch yoke, valve actuator for operating ball, butterfly or plug valves along with louvers, dampers and other 90 degree rotating mechanisms. Suitable for use in demanding SIL-required applications.Specifications
- Power Source
- Pneumatic
- Product Type
- Pneumatic Actuator
- Actuation
- Spring-return, double-acting
- Certifications
- SIL 3, CSA, FM, ATEX, IECEx, ABS Atex Directive 94/9 PED 97/23/EC IP66 / IP67M
- Control Type
- On/Off
- Valve Type
- Ball, butterfly, plug, triple offset, other quarter-turn devices
- Torque/Thrust
- Spring-return models in excess of 3,000,000 lbs-in (339,000 Nm), Double-acting 12,581 - 6,000,000 lbs-in (1420 - 678,000 Nm)
- Operating Pressure
-
40-220 psig (3-14 bar)
特征
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在充满挑战的环境,恶劣的环境以及充满挑战的环境中始终运行
- 模块化设计提高效率,减少磨损,延长使用寿命
- 获得**的Tension-Lok;该装置可以可靠地锁定弹簧模块,从而可以安全地卸下和安装弹簧模块,从而避免意外释放弹簧力
- 符合PED 97/23 / EC,可满足压力安装容器的严格要求
- 符合IP66和IP67M浸没和高压水淋测试的规范,并提供卓越的进水和腐蚀防护
- 提供多种配置和模块化设计,可实现安全的现场维护并降低库存成本
- 可互换的电源和弹簧模块,可快速恢复故障安全模式
- 适用于要求SIL环境的苛刻应用