{"id":169524,"date":"2024-11-19T10:36:02","date_gmt":"2024-11-19T10:36:02","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=169524"},"modified":"2024-11-19T10:36:05","modified_gmt":"2024-11-19T10:36:05","slug":"most-plc-electronic-components-are-sensitive-to-_-discharge","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2024\/11\/19\/most-plc-electronic-components-are-sensitive-to-_-discharge\/","title":{"rendered":"Most PLC electronic components are sensitive to _ discharge"},"content":{"rendered":"\n

Most PLC electronic components are sensitive to _<\/em><\/strong> discharge. a) Static b) Electric c) Magnetic d) Electromagnetic<\/p>\n\n\n\n

The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n

The correct answer is a) Static<\/strong>.<\/p>\n\n\n\n

Explanation:<\/h3>\n\n\n\n

Programmable Logic Controllers (PLCs) are essential components in industrial automation systems, controlling various machinery and processes. These systems consist of various electronic components like sensors, inputs\/outputs, CPUs, and communication modules. One of the primary concerns in the design and operation of PLC systems is the sensitivity of these components to static discharge<\/strong>.<\/p>\n\n\n\n

Static discharge<\/strong> refers to the sudden flow of electricity between two objects with different electric potentials, typically caused by direct contact or close proximity. This discharge is a significant concern in electronic systems, especially those that deal with sensitive control and processing operations like PLCs. A sudden electrostatic discharge (ESD) can cause a surge of voltage or current through the sensitive parts of a PLC, potentially damaging the components, resulting in failure or malfunction of the entire system.<\/p>\n\n\n\n

PLCs are typically built with integrated circuits, which are highly sensitive to electrostatic discharge. When static electricity builds up on a person, tool, or equipment, it can discharge unexpectedly when it comes into contact with the PLC components. This discharge can cause minor or severe damage, including:<\/p>\n\n\n\n

    \n
  1. Permanent damage<\/strong>: ESD can break down semiconductor components, causing irreversible damage that may result in partial or complete failure.<\/li>\n\n\n\n
  2. Data corruption<\/strong>: Static electricity can cause data to be corrupted or lost within the memory or processor of the PLC.<\/li>\n\n\n\n
  3. Interference with performance<\/strong>: Even if the discharge doesn\u2019t cause outright damage, it can interfere with the normal functioning of the system, leading to unpredictable behavior or errors in the control process.<\/li>\n<\/ol>\n\n\n\n

    To prevent such damage, protective measures like grounding, using anti-static wristbands, and placing PLCs in static-free environments are crucial. Additionally, many PLC manufacturers design their components with built-in protection against ESD, but operators must still be cautious during installation, maintenance, and troubleshooting.<\/p>\n\n\n\n

    In contrast, while electric, magnetic<\/strong>, and electromagnetic<\/strong> fields can influence the performance of PLCs, static discharge<\/strong> is the most direct and common threat to their electronic components.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Most PLC electronic components are sensitive to _ discharge. a) Static b) Electric c) Magnetic d) Electromagnetic The Correct Answer and Explanation is : The correct answer is a) Static. Explanation: Programmable Logic Controllers (PLCs) are essential components in industrial automation systems, controlling various machinery and processes. These systems consist of various electronic components like […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-169524","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/169524","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=169524"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/169524\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=169524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=169524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=169524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}