Manual valve actuators do not require an outside power source. They use a handwheel or lever to drive a series of gears whose ratio results in a higher output torque compared to the input (manual) torque.
World class instrumentation solutions built on over 100 years of experience! ABB Instrumentation´s ability to satisfy customers’ needs has never beengreater, being built upon the leading names and brands in the automation world: Bailey, Bush Beach Engineering,... (more)
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