{"id":33826,"date":"2025-04-18T13:08:18","date_gmt":"2025-04-18T11:08:18","guid":{"rendered":"https:\/\/sklep-plcspace.pl\/?p=33826"},"modified":"2025-04-22T12:49:53","modified_gmt":"2025-04-22T10:49:53","slug":"instrukcja-sub-odejmowanie-wartosci-plc-siemens","status":"publish","type":"post","link":"https:\/\/sklep-plcspace.pl\/en\/blog\/instrukcja-sub-odejmowanie-wartosci-plc-siemens\/","title":{"rendered":"Instrukcja Subtract &#8211; Opis i Przyk\u0142ad"},"content":{"rendered":"<p>Mo\u017cesz u\u017cy\u0107 instrukcji Subtract do odj\u0119cia warto\u015bci z wej\u015bcia IN2 od warto\u015bci z wej\u015bcia IN1 i zapytania o r\u00f3\u017cnic\u0119 na wyj\u015bciu OUT (OUT := IN1-IN2).<\/p>\n\n\n\n<p>Wyj\u015bcie ENO ma stan sygna\u0142u &#8222;0&#8221;, je\u015bli spe\u0142niony jest jeden z poni\u017cszych warunk\u00f3w:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wej\u015bcie EN ma stan sygna\u0142u &#8222;0&#8221;.<\/li>\n\n\n\n<li>Wynik instrukcji jest poza zakresem dozwolonym dla okre\u015blonego typu danych na wyj\u015bciu OUT.<\/li>\n\n\n\n<li>Liczba zmiennoprzecinkowa ma nieprawid\u0142ow\u0105 warto\u015b\u0107.<\/li>\n<\/ul>\n\n\n\n<p>Parametry<\/p>\n\n\n\n<p>Nast\u0119puj\u0105ca tabela pokazuje parametry instrukcji Subtract:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Parametry<\/strong><\/td><td><strong>Deklaracja<\/strong><\/td><td><strong>Typ danych<\/strong><\/td><td><strong>Obszar pami\u0119ci<\/strong><\/td><td><strong>Description<\/strong><\/td><\/tr><tr><td>EN<\/td><td>Wej\u015bcie<\/td><td>BOOL<\/td><td>I, Q, M, D, L lub sta\u0142a<\/td><td>Wej\u015bcie w\u0142\u0105czaj\u0105ce<\/td><\/tr><tr><td>ENO<\/td><td>Wyj\u015bcie<\/td><td>BOOL<\/td><td>I, Q, M, D, L<\/td><td>Wyj\u015bcie w\u0142\u0105czaj\u0105ce<\/td><\/tr><tr><td>IN1<\/td><td>Wej\u015bcie<\/td><td>Ca\u0142kowite, liczby zmiennoprzecinkowe<\/td><td>I, Q, M, D, L, P lub sta\u0142a<\/td><td><\/td><\/tr><tr><td>IN2<\/td><td>Wej\u015bcie<\/td><td>Ca\u0142kowite, liczby zmiennoprzecinkowe<\/td><td>I, Q, M, D, L, P lub sta\u0142a<\/td><td><\/td><\/tr><tr><td>OUT<\/td><td>Wyj\u015bcie<\/td><td>Ca\u0142kowite, liczby zmiennoprzecinkowe<\/td><td>I, Q, M, D, L, P<\/td><td>R\u00f3\u017cnica<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Mo\u017cesz wybra\u0107 typ danych instrukcji z rozwijanej listy &#8222;???&#8221; w oknie instrukcji.<\/p>\n\n\n\n<p>Mo\u017cesz znale\u017a\u0107 dodatkowe informacje na temat dozwolonych typ\u00f3w danych w sekcji &#8222;Zobacz tak\u017ce&#8221;.<\/p>\n\n\n\n<p>Example<\/p>\n\n\n\n<p>Nast\u0119puj\u0105cy przyk\u0142ad pokazuje, jak dzia\u0142a instrukcja:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXc0XhRZVqVmG2D85BtwkVwBrtOX23-K3n_dsZmaJnBt6tlG4pcQ59lSdklM7nNTnJqv5EaJDDlWQFL59hqlnxuYxYwiNKCWgIAbm8Glf6nvLxpuqou4Xfe5HTqjUp_RY5cd2Jn2rjZM69nhHqs0zA?key=DCHZqvLG8nN_9tOmOEY806tw\" alt=\"\"><\/figure>\n\n\n\n<p>Je\u015bli operand TagIn ma stan sygna\u0142u &#8222;1&#8221;, instrukcja Subtract jest wykonywana. Warto\u015b\u0107 operandu Tag_Value2 jest odejmowana od warto\u015bci operandu Tag_Value1. Wynik odejmowania jest przechowywany w operandu Tag_Result. Je\u015bli instrukcja jest wykonywana bez b\u0142\u0119d\u00f3w, wyj\u015bcie w\u0142\u0105czaj\u0105ce ENO ma stan sygna\u0142u &#8222;1&#8221; i wyj\u015bcie TagOut jest ustawione.<\/p>\n\n\n\n<p>If you would like to enhance your knowledge and skills in programming and configuration of automation systems, we recommend enrolling in the<a href=\"https:\/\/sklep-plcspace.pl\/en\/thank-you-for-placing-the-order-9\/?wmc-currency=EUR\"> <\/a><strong><a href=\"https:\/\/sklep-plcspace.pl\/en\/siemens\/simatic-s7-in-action\/?wmc-currency=EUR\" target=\"_blank\" rel=\"noreferrer noopener\">free PLC course<\/a><\/strong>! <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"850\" height=\"200\" src=\"https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8.png\" alt=\"\" class=\"wp-image-34079\" srcset=\"https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8.png 850w, https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8-300x71.png 300w, https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8-768x181.png 768w, https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8-18x4.png 18w, https:\/\/sklep-plcspace.pl\/wp-content\/uploads\/2025\/04\/bezplatny-s7-1200-8-600x141.png 600w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Mo\u017cesz u\u017cy\u0107 instrukcji Subtract do odj\u0119cia warto\u015bci z wej\u015bcia IN2 od warto\u015bci z wej\u015bcia IN1 i zapytania o r\u00f3\u017cnic\u0119 na wyj\u015bciu OUT (OUT := IN1-IN2). Wyj\u015bcie ENO ma stan sygna\u0142u &#8222;0&#8221;, je\u015bli spe\u0142niony jest jeden z poni\u017cszych warunk\u00f3w: Parametry Nast\u0119puj\u0105ca tabela pokazuje parametry instrukcji Subtract: Parametry Deklaracja Typ danych Obszar pami\u0119ci Opis EN Wej\u015bcie BOOL [&hellip;]<\/p>","protected":false},"author":2505,"featured_media":33813,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"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":"","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":"set","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":[1],"tags":[],"class_list":["post-33826","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bez-kategorii"],"acf":[],"_links":{"self":[{"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/posts\/33826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/users\/2505"}],"replies":[{"embeddable":true,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/comments?post=33826"}],"version-history":[{"count":2,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/posts\/33826\/revisions"}],"predecessor-version":[{"id":34081,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/posts\/33826\/revisions\/34081"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/media\/33813"}],"wp:attachment":[{"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/media?parent=33826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/categories?post=33826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sklep-plcspace.pl\/en\/wp-json\/wp\/v2\/tags?post=33826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}