Xem 1-20 trên 86 kết quả Control station
  • Pushbuttons and Indicating Lights presents of: Toggle Switches—E10, Environmentally Sealed Toggle Switches—E10E, Pushbutton Control Stations—Assembled, 16.2 mm Pushbuttons—RMQ-16, 22.5 mm Modular Pushbuttons—M22, 22.5 mm Compact Pushbuttons—C22, 30.5 mm Square Multifunction Watertight/Oiltight—E30, 30.5 mm Heavy-Duty Watertight/Oiltight—10250T, 30.5 mm Corrosion Resistant Watertight/Oiltight—E34, 30.5 mm Watertight/Oiltight—HT800, 30.5 mm Class I Division 2 Hazardous Locations—10250T/E34.

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  • An open data communication protocol developed in 1979 Published by Modicon Open structure Flexible Widely known Supplied by many SCADA and HMI software Have OPC Servers 2 serial transmission modes: ASCII 10 bits RTU (Binary) 11 bits Communication interface RS-232/485 Ethernet (TCP/IP) Station Device: 0 ~ 255 Digital input 1xxxx: 4 digits for hexadecimal address (0000 ~ FFFF) 1xxxxx: 5 digital for decimal address (0 ~ 65535) Digital output 0xxxx: 4 digits for hexadecimal address (0000 ~ FFFF) 0xxxxx: 5 digital for decimal address (0 ~ 65535) Analog input 4xxxx: 4 dig...

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  • Control the flow of information security, accessibility, data control Centralize resources save cost on local work stations and peripherals Simplify data / software management Backups, IS maintenance Share information with multiple users Distribute tasks reduce local need CPU power Master / Slave (Similar to the teacher- student relationship) Peer to Peer (Similar to the workgroup concept) Client / Server (Similar to an automated teller transaction)

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  • The use of ethanol for fuel was widespread in Europe and the United States until the early 1900s (Illinois Corn Growers’ Association/Illinois Corn Marketing Board). Because it became more expensive to produce than petroleum-based fuel, especially after World War II, ethanol’s potential was largely ignored until the Arab oil embargo of the 1970s. One response to the embargo was increased use of the fuel extender “gasohol ” (or E-10), a mixture of one part ethanol made from corn mixed with nine parts gasoline.

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  • Interface converter, for converting RS-232 to RS-422 and RS-485, with electrical isolation, 2 channels Bidirectional, wireless, 2400 MHz transmission system (European version), consisting of 2 transceivers (transmitter and receiver) and two antennas with connecting cable Fieldline Modular Wireless IO set, consisting of: Wireless IO base station for one Wireless IO terminal and Wireless IO device, 8 digital inputs, 8 digital outputs

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  • It is particularly relevant to study self-control with respect to credit card spending, given widespread concern about excessive credit card debt.

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  • The wisdom approach goes beyond thinking. It is about experiencing. It is about simply “letting things happen.” Letting things happen is pretty unconventional in the context of project management. After all, projects are about making things happen, not letting them happen.

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  • The present edited book is a collection of 18 chapters written by internationally recognized experts and well-known professionals of the field. Chapters contribute to diverse facets of automation and control. The volume is organized in four parts according to the main subjects, regarding the recent advances in this field of engineering. The first thematic part of the book is devoted to automation. This includes solving of assembly line balancing problem and design of software architecture for cognitive assembling in production systems....

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  • Like other GCC countries, Saudi Arabia, as the world’s largest producer and exporter of oil, has benefitted from increasing oil revenues in recent years. Although Saudi Arabia has not formally established a SWF, its central bank holds a significant amount of international investments outside of traditional foreign reserves, and thus is not reflected on the previous chart. Separately, the Saudi central bank controls an estimated $320 billion in foreign assets, with “additional reserves that are not made public for national security reasons.

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  • We present a prototype system aimed at providing spoken dialogue support for complex procedures aboard the International Space Station. The system allows navigation one line at a time or in larger steps. Other user functions include issuing spoken corrections, requesting images and diagrams, recording voice notes and spoken alarms, and controlling audio volume.

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  • There is a need for development of new diagnostic tools to allow earlier detection of active disease, predict disease progression and evaluate the response to periodontal therapy, thereby improving the clinical management of patients with periodontal diseases. Advances in periodontal diseases diagnostic research are moving toward methods whereby periodontal risk can be identified and quantified by objective measures such as biomarkers.

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  • CÁC THÀNH PHẦN CỦA MỘT HỆ ĐIỀU KHIỂN PHÂN TÁN 3.1 Cấu hình cơ bản Cấu hình cơ bản một hệ điều khiển phân tán được minh họa trên Hình 3-1, bao gồm các thành phần sau: • Các trạm điều khiển cục bộ (local control station, LCS), đôi khi còn được gọi là các khối điều khiển cục bộ (local control unit, LCU) hoặc các trạm quá trình (process station, PS).

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  • Motion control systems today can be found in such diverse applications as materials handling equipment, machine tool centers, chemical and pharmaceutical process lines, inspection stations, robots, and injection molding machines. Merits of Electric Systems Most motion control systems today are powered by electric motors rather than hydraulic or pneumatic motors or actuators because of the many benefits they offer: • More precise load or tool positioning, resulting in fewer product or process defects and lower material costs.

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  • The FlexWave™ Base Station Controller (BSC) provides common control for both the indoor FlexWave nanoBTS and the outdoor FlexWave microBTS. Built with a modular and flexible IP-based architecture, the FlexWave BSC uses IP connectivity to communicate with the FlexWave BTS units, while offering a standard circuit-based A-interface to the MSC and a standard circuit-based Gb interface to the SGSN. There is also an option to connect into core network architectures that employ a softswitch MSC.

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  • Most pipelines are operated twenty-four hours a day from a control station, using telephone, satellite, or microwave communications systems. Computers are widely used to monitor conditions along the line every ten to sixty seconds, sounding an alarm if they detect any abnormality or sudden change in pressure. In the event of an alarm, valves can be closed and nearby pipeline crews dispatched within minutes.

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  • The municipal and industrial activities of the man affects human health, leads to degradation of the environment and even degradation of the objects built by himself or his predecessors. The pollutants are emitted to the atmosphere with off-gases from industry, power stations, residential heating systems and vehicles, some additional emissions come from the natural sources as volcanoes as well. Fossil fuels, which include coal, natural gas, petroleum, shale oil and bitumen are the main source of heat, electrical energy and are the basic duels for the engines of the transport vehicles....

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  • Surveying with Construction Applications has many contents: Surveying Fundamentals3 Distance Measurement, Surveying Fundamental, Introduction to Total Stations and Theodolites, Total Station Operations, Traverse Surveys and Computations, Satellite Positioning, An Introduction to Geomatics, Machine Guidance and Control, Highway Construction Surveys,...

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  • The demand for QoS to ensure the quality of real-time services must take into account not only network parameters are static but dynamic. Therefore, the QoS measures need introduced in the network to the quality of real-time services can be ensured. the The most common construction of a routing problem in an optimal distribution network data based on a multicommodity flow optimization whereby a separate objective function minimized for all kinds of restricted flow multicommodity flow.

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  • The FlexWave™ Base Station System (BSS) is a complete base station system providing converged in-building and outdoor GSM, GPRS and EDGE coverage and capacity. It includes the FlexWave nanoBTS™ and the FlexWave microBTS together with a common base station controller and common operation management software needed to integrate with existing mobile networks.

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  • About a year ago I was asked by a firm of insurance loss adjusters to investigate the possibility of reducing the anticipated overrun caused by an explosion at a power station. Based on previous experience of similar problems, I asked the contractors (a firm of international design and build constructors) to let me examine the critical path network which formed the basis of the computer-generated bar charts previously sent to the loss adjusters.

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