{"id":10140,"date":"2023-07-11T15:15:53","date_gmt":"2023-07-11T07:15:53","guid":{"rendered":"https:\/\/lorentzzi.com\/?p=10140"},"modified":"2025-07-07T10:28:15","modified_gmt":"2025-07-07T02:28:15","slug":"shielded-vs-unshielded-proximity-sensor-3-big-differences-you-need-to-know","status":"publish","type":"post","link":"https:\/\/lorentzzi.com\/pt\/shielded-vs-unshielded-proximity-sensor-3-big-differences-you-need-to-know\/","title":{"rendered":"Sensor de proximidade blindado versus n\u00e3o blindado: 3 grandes diferen\u00e7as que voc\u00ea precisa saber"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"10140\" class=\"elementor elementor-10140\" data-elementor-post-type=\"post\">\n\t\t\t\t<main class=\"elementor-element elementor-element-86f9385 e-flex e-con-boxed e-con e-parent\" data-id=\"86f9385\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b936048 elementor-widget elementor-widget-text-editor\" data-id=\"b936048\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>H\u00e1 tr\u00eas diferen\u00e7as entre um <strong>sensor de proximidade blindado<\/strong>(tamb\u00e9m conhecido como sensor de descarga) e <strong>sensor de proximidade n\u00e3o blindado<\/strong>(tamb\u00e9m chamado de sensor de proximidade sem descarga), ent\u00e3o o que s\u00e3o? Vamos dar uma olhada neles nas partes seguintes deste artigo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-010b1f3 elementor-widget elementor-widget-image\" data-id=\"010b1f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"384\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-768x384.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10143\" alt=\"Sensor de proximidade blindado e n\u00e3o blindado\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-64x32.jpg 64w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b5374a elementor-widget elementor-widget-heading\" data-id=\"2b5374a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Diferen\u00e7a de comprimento da cabe\u00e7a do sensor PBT<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12ef6be elementor-widget elementor-widget-text-editor\" data-id=\"12ef6be\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Um material de cabe\u00e7a de sensor de proximidade \u00e9 <a href=\"https:\/\/lairdplastics.com\/resources\/what-is-pbt-plastics-polybutylene-terephthalate\/#:~:text=PBT%2C%20or%20Polybutylene%20terephthalate%2C%20is,in%20the%20polyester%20polymer%20family.\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff0000;\">PBT (tereftalato de polibutileno)<\/span><\/a>. O material PBT tem muitas vantagens, como resist\u00eancia forte, n\u00e3o inflam\u00e1vel e assim por diante. O cabe\u00e7ote de PBT em nossa <a href=\"https:\/\/lorentzzi.com\/pt\/categoria-do-produto\/proximity-sensor\/sensor-de-proximidade-indutivo\/\"><span style=\"color: #ff0000;\">sensores de proximidade<\/span><\/a> est\u00e1 na cor azul, alguns fabricantes de sensores de proximidade podem usar <span style=\"color: #000000;\">laranja<\/span>(Autonics) ou verde (Pepperl+Fuchs). Ao colocar um mesmo modelo de sensor de proximidade blindado e n\u00e3o blindado juntos, podemos ver claramente que a cabe\u00e7a do sensor de proximidade n\u00e3o blindado \u00e9 mais longa do que a blindada. Geralmente, a diferen\u00e7a de comprimento da cabe\u00e7a \u00e9 de 4,5 a 12 mm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9ac32a elementor-widget elementor-widget-image\" data-id=\"c9ac32a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"384\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor-768x384.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10181\" alt=\"\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor-64x32.jpg 64w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Heading-difference-between-a-shielded-and-unshielded-proximity-sensor.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b6de773 elementor-widget elementor-widget-heading\" data-id=\"b6de773\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Diferen\u00e7a de dist\u00e2ncias de detec\u00e7\u00e3o entre um sensor de proximidade blindado e n\u00e3o blindado<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5a0b50 elementor-widget elementor-widget-text-editor\" data-id=\"e5a0b50\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>No aspecto da dist\u00e2ncia de detec\u00e7\u00e3o, a dist\u00e2ncia de detec\u00e7\u00e3o do sensor de proximidade sem blindagem \u00e9 maior do que a do sensor blindado.\u00a0<\/p><p>Por exemplo, um <a href=\"https:\/\/lorentzzi.com\/pt\/products\/proximity-sensor\/sensor-de-proximidade-indutivo\/lm18-18mm-diameter-inductive-proximity-sensor\/\"><span style=\"color: #ff0000;\">Sensor de proximidade indutivo de tamanho M18 em lat\u00e3o niquelado<\/span><\/a> a dist\u00e2ncia de detec\u00e7\u00e3o \u00e9 de apenas 0-5 mm. Enquanto a mesma dist\u00e2ncia de detec\u00e7\u00e3o de um n\u00e3o blindado ser\u00e1 de 0 a 8,0 mm. Por qu\u00ea? Como o cabe\u00e7ote do sensor sem blindagem est\u00e1 fora de seu inv\u00f3lucro, seu campo magn\u00e9tico \u00e9 maior e mais forte.\u00a0<\/p><p>Assim, quando um objeto met\u00e1lico se aproxima, ele pode detectar a longa dist\u00e2ncia. Como a cabe\u00e7a de um sensor de blindagem est\u00e1 enterrada no inv\u00f3lucro, seu campo magn\u00e9tico \u00e9 fracamente bloqueado pelo inv\u00f3lucro.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-deb7d95 elementor-widget elementor-widget-image\" data-id=\"deb7d95\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/lorentzzi.com\/pt\/products\/proximity-sensor\/sensor-de-proximidade-indutivo\/lm18-18mm-diameter-inductive-proximity-sensor\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"890\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-768x890.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10186\" alt=\"Diferen\u00e7as na dist\u00e2ncia de detec\u00e7\u00e3o\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-768x890.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-259x300.jpg 259w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-884x1024.jpg 884w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-600x695.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences-64x74.jpg 64w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Detection-distance-differences.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5470cea elementor-widget elementor-widget-text-editor\" data-id=\"5470cea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Recursos do site https:\/\/lorentzzi.com\/products\/proximity-sensor\/inductive-proximity-sensor\/lm18-18mm-diameter-inductive-proximity-sensor\/<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a5f3b5 elementor-widget elementor-widget-heading\" data-id=\"5a5f3b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">M\u00e9todos de instala\u00e7\u00e3o diferen\u00e7a entre um sensor de proximidade blindado e n\u00e3o blindado<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c6dba2a elementor-widget elementor-widget-text-editor\" data-id=\"c6dba2a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>O m\u00e9todo de instala\u00e7\u00e3o difere entre os dois tipos de sensores.\u00a0<\/p><p><span style=\"font-style: inherit; font-weight: inherit; font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: var(--ast-global-color-5); color: var(--ast-global-color-3);\">Ao instalar um sensor de proximidade blindado, a superf\u00edcie de detec\u00e7\u00e3o do sensor pode ficar nivelada com a superf\u00edcie de instala\u00e7\u00e3o. Como mencionado anteriormente, a emiss\u00e3o do campo magn\u00e9tico se limita \u00e0 cabe\u00e7a do cilindro, sem gerar nenhum campo magn\u00e9tico na lateral do cilindro. Esse m\u00e9todo de instala\u00e7\u00e3o oferece a vantagem de evitar danos causados por colis\u00f5es com o objeto detectado.\u00a0<\/span><\/p><p><span style=\"font-style: inherit; font-weight: inherit; font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: var(--ast-global-color-5); color: var(--ast-global-color-3);\">No caso de sensores de proximidade sem blindagem, a cabe\u00e7a do sensor precisa ser exposta al\u00e9m da superf\u00edcie de instala\u00e7\u00e3o, pois sua lateral tamb\u00e9m pode emitir um campo magn\u00e9tico. \u00c9 fundamental garantir a conclus\u00e3o bem-sucedida do circuito pelo campo magn\u00e9tico nessa \u00e1rea. Embora esse sensor ofere\u00e7a uma dist\u00e2ncia de detec\u00e7\u00e3o mais longa em compara\u00e7\u00e3o com o sensor de proximidade blindado, h\u00e1 um risco de danos devido ao campo magn\u00e9tico do objeto. <a href=\"https:\/\/theory.labster.com\/inertia-body\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff0000;\">in\u00e9rcia<\/span><\/a> quando se aproxima do sensor.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a06ff7 elementor-widget elementor-widget-image\" data-id=\"1a06ff7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"384\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-768x384.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10144\" alt=\"Instala\u00e7\u00e3o de sensores de proximidade blindados e n\u00e3o blindados\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-64x32.jpg 64w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-848f750 elementor-widget elementor-widget-heading\" data-id=\"848f750\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dicas ao instalar mais de 2 sensores de proximidade<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a28f7ed elementor-widget elementor-widget-text-editor\" data-id=\"a28f7ed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Al\u00e9m disso, \u00e9 importante considerar que, ao instalar v\u00e1rios sensores de proximidade lado a lado, deve ser mantido um espa\u00e7amento suficiente para evitar interfer\u00eancia m\u00fatua entre os sensores e evitar <a href=\"https:\/\/www.techtarget.com\/searchmobilecomputing\/definition\/electromagnetic-interference\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff0000;\">interfer\u00eancia magn\u00e9tica<\/span><\/a>.\u00a0<\/p><p>No caso de sensores de proximidade blindados, o espa\u00e7amento deve ser igual ou superior a duas vezes o seu di\u00e2metro.\u00a0<\/p><p>Para sensores de proximidade n\u00e3o blindados, a dist\u00e2ncia entre dois sensores deve ser igual ou superior a tr\u00eas vezes o seu di\u00e2metro. Os sensores de proximidade indutivos s\u00f3 podem detectar subst\u00e2ncias met\u00e1licas,<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95f59e4 elementor-widget elementor-widget-image\" data-id=\"95f59e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"384\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1-768x384.jpg\" class=\"attachment-medium_large size-medium_large wp-image-10145\" alt=\"Instala\u00e7\u00e3o de sensor de proximidade blindado e n\u00e3o blindado-1\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1-64x32.jpg 64w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/07\/Shielded-and-unshielded-proximity-sensor-installation-1.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5706c78 elementor-widget elementor-widget-heading\" data-id=\"5706c78\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclus\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-085f14a elementor-widget elementor-widget-text-editor\" data-id=\"085f14a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aqui est\u00e3o as tr\u00eas diferen\u00e7as entre um sensor de proximidade blindado e n\u00e3o blindado. Agora, conhecendo essas diferen\u00e7as, podemos escolher o sensor de proximidade correto. Se ainda tiver d\u00favidas, deixe um coment\u00e1rio abaixo e lhe daremos uma resposta profissional dentro de 24 horas.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/main>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>There are 3 differences between a shielded proximity sensor(also know as flush sensor) and unshielded proximity sensor(also called non flush proximity sensor), so what are they? Let&#8217;s have a look them in following parts in this article. Table of Contents PBT sensor head length difference A proximity sensor head material is PBT(Polybutylene terephthalate). PBT material 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