Which is where this two-axis antenna positioner could come in handy. While not quite up to the job it was originally intended for — positioning a 1.2-meter dish antenna — [Manuel] did manage ...

Valve positioners compare a control signal to a valve actuator's position and move the actuator accordingly. They are used with both linear valves and rotary valves. Valve positioners are used when ...

UK retailers including Tesco, Mothercare, John Lewis and eBay have announced they're removing baby sleep positioners from sale following evidence of a link to the deaths of 12 babies in the USA over ...

Develop a standard or standard(s) for valve positioner evaluation and performance criteria. Positioners may accept pneumatic or electric, or other inputs. Outputs may be pneumatic, or other, to ...

The actuator receives a control input signal from the controller or positioner and adjusts closure element position accordingly. Failsafe position determines whether pneumatic valve actuators open or ...