While the DCS was tailored to meet the needs of large continuous industrial processes, in industries where combinatorial and sequential logic was the primary requirement, the PLC evolved out of a need to replace racks of relays and timers used for event-driven control. The old co
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:34:02 ]
The introduction of distributed control allowed flexible interconnection and re-configuration of plant controls such as cascaded loops and interlocks, and interfacing with other production computer systems. It enabled sophisticated alarm handling, introduced automatic event loggi
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:33:23 ]
The SCADA software operates on a supervisory level as control actions are performed automatically by RTUs
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:31:30 ]
Supervisory control and data acquisition (SCADA) is a control system
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:29:45 ]
A DCS enables easy configuration of plant controls such as cascaded loops and interlocks, [ further explanation needed ] and easy interfacing with other computer systems such as production control A DCS typically uses custom-designed processors as controllers, and uses either pro
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:26:38 ]
Very complex process control, such as used in the chemical industry, may require algorithms and performance beyond the capability of even high-performance PLCs. Very high-speed or precision controls may also require customized solutions; for example, aircraft flight controls. Sin
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:19:29 ]
A microcontroller
FUJIAN Xiamen ZheXun Electric Automation Co., Ltd. [2020-04-15 16:18:50 ]
how to DIY kaleidoscope . Everyone played the kaleidoscope With multiple reflections of light between the two mirrors, a kaleidoscope can be made. DIY kaleidoscopes
ningbo jida [2020-04-15 14:30:24 ]
Our line of drill pipe protectors has you 100% covered and 100% protected. Why? At Kangya Pipe Protection Technologies, we\'re always prepared to offer only the best in quality and pipe protection products. From lightweight plastic thread protectors to heavy duty plastic and all
Dongying Kangya Petroleum Equipment Co.,Ltd [2020-04-15 14:08:06 ]
Factory price, Top level purity, safety delivery Cooperating with us, cooperating with consistent quality standard and never-lose delivery! Door to door and if you want, no signature required! Muti-payment method include Bitcoins, West Union, Money Gram, Paypal and etc whatsapp +
Hebei Shengji'ao Biotechnology Trading Co., Ltd. [2020-04-15 10:36:01 ]
Description of Dual Monitor Raising Standing Desk With Two Legs： Two Motors Two Legged Electric Height Adjustable Standing Desk Supported by YND-03 environmental control box, it can be easily moved to the desired height by pressing a button on the controller. The button adjusts
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:46:17 ]
Description of Three Motor Automatic Height Adjustable Standing Desk With Three Legs We can call three Motors Electric Height Adjustable Standing Desk With Three Legs a different name, such as the L-shaped desk or the corner desk. We are very focused on design, quality and functi
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:45:36 ]
Description of Sit Stand Desk Converter： Height adjustable standing desk converter This Workstation- energize your body. Stimulate your mind. Instantly convert any desk into a sitting workspace to promote health and productivity. \"Sitting is the new smoking.\" Sit stand desk c
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:44:08 ]
Description of One Motor Two Leg Electric Height Adjustable Standing Desk Frame： With our electrically driven adjustable table legs Many consumers are also asking for details. However, when we have a deeper understanding of the market, we find that the reason why many consumers
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:42:02 ]
Description of One Motor One Leg Electric Height Adjustable Standing Desk One motor one leg electric adjustable standing desk is suitable for platform. Supported by YN-D07 environmental control box, movable stand up desk Use of One Motor One Leg Electric Height Adjustable Standin
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:41:11 ]
Lifting standing desk frame is mainly composed of two major components. One is the desktop board, you can choose Whiteboard, sustainable bamboo, Laminates, Medium density fiberboard and so on according to your own needs to choose the appropriate desktop. And another component, th
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:39:01 ]
From the evolution of human beings, we have experienced the process of walking on all fours to walking upright. After the investigation of the development history of furniture in the world by researchers, we found that sitting down in daily activities is conducive to reducing fat
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:38:15 ]
Description of Four Leg Power Adjustable Standing Desk With Multiple Monitors： Sitting for most of the day can wreak havoc on multiple systems, which is why it\'s a good idea to switch positions at work. With desks that lift up and down F our leg standing desk Each leg has a po
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:37:30 ]
When you understand the functions of the lift standing desk, and the benefits of using the lift standing desk. We Shared how to choose a good lift standing desk, through which aspects to identify the advantages and disadvantages of lift standing desk frame. Finally, we need to sh
Shaoxing Yunna trading Co,.ltd [2020-04-14 16:36:45 ]
The working principle of the electrostatic dust collector The positive electrode is made of metal plates of different geometries and is called a collecting electrode. The performance of an electrostatic precipitator is affected by three factors, the nature of the dust, the config
HEBEIOUTAI ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD [2020-04-14 16:09:11 ]
