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Most automatic irrigation valves are diaphragm valves in which the water above the diaphragm must be discharged for the valve to open. In a hydraulic system, the controller and valves are connected via small plastic tubes approximately 4 mm (¼ in) in diameter. The controller opens the tube connected to the valve, allowing that valve to open ...
Orbit logo. Orbit Irrigation Products, Inc, located in Salt Lake City, UT, United States, is a manufacturer and supplier of irrigation products for residential and commercial markets and has been in business since 1986. It distributes over 2,000 products to 40 countries on five continents. Orbit was acquired by Husqvarna Group in December 2021 ...
A programming station is a terminal or computer that allows a machine operator to control a machine remotely, rather than being on the factory or shop floor. The programming station usually provides all the functionality including management and diagnostics that are found on the main control station. [1]
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The notation of ladder logic is still in use as a programming method for PLCs. [6] Logic controllers may respond to switches and sensors and can cause the machinery to start and stop various operations through the use of actuators. Logic controllers are used to sequence mechanical operations in many applications.
A satellite image of circular fields characteristic of center pivot irrigation, Kansas Farmland with circular pivot irrigation. Center-pivot irrigation (sometimes called central pivot irrigation), also called water-wheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers.
Gemini Program Overview; IBM and the Gemini Program; As of this edit, this article uses content from "Gemini Guidance Computer", which is licensed in a way that permits reuse under the Creative Commons Attribution-ShareAlike 3.0 Unported License, but not under the GFDL. All relevant terms must be followed.
Goddard Space Flight Center in Greenbelt, Maryland provides mission control for the Hubble Space Telescope. Lockheed Martin A2100 Space Operations Center (ASOC) [4] in Newtown, Pennsylvania, US. In charge of several military satellites. Mercury Control Center was located on the Cape Canaveral Air Force Station and was used during Project ...