The article will then look at valve types very briefly before focusing on digital positioners. It will examine the expectations that the user should have with regards to digital positioners, for ...

A controlled device is a controlled component in an HVAC system. Supply or return fans at air-handling units (AHUs) are examples. I often find the minimum speed setting the fans are allowed to operate ...

This subcommittee work applies to all rotary or reciprocating, on off or modulating valves with actuation. It also includes positioners and transducers as applicable. It provides a standard for ...

W&O Supply a distributor of marine valves, pipe, fittings, engineered and automated valve systems, has completed the acquisition of A-T Controls Inc., a ball valve and automation supplier. Based in ...

W&O Supply a distributor of marine valves, pipe, fittings, engineered and automated valve systems, has completed the acquisition of A-T Controls Inc., a ball valve and automation supplier. Based in ...