{"id":7503,"date":"2026-03-24T09:53:20","date_gmt":"2026-03-24T01:53:20","guid":{"rendered":"https:\/\/issrsensor.com\/?p=7503"},"modified":"2026-03-24T10:34:46","modified_gmt":"2026-03-24T02:34:46","slug":"capacitive-vs-ultrasonic-sensors-clear-object-detection","status":"publish","type":"post","link":"https:\/\/issrsensor.com\/pt\/capacitive-vs-ultrasonic-sensors-clear-object-detection\/","title":{"rendered":"Sensores Capacitivos vs. Ultrass\u00f3nicos: O guia definitivo para a dete\u00e7\u00e3o clara de objectos"},"content":{"rendered":"<div class=\"wp-block-stackable-text stk-block-text stk-block stk-3f5b2d2\" data-block-id=\"3f5b2d2\"><style>.stk-3f5b2d2 .stk-block-text__text{line-height:1.5em !important;}<\/style><p class=\"stk-block-text__text\">Ask any automation engineer about their biggest headache on a packaging line, and you\u2019ll likely hear the same answer: transparent objects. Whether it&#8217;s a sleek glass vial on a pharmaceutical track or a flimsy PET water bottle speeding down a conveyor, standard photoelectric sensors often fail. The light beam simply passes straight through the clear material\u2014a phenomenon known as &#8220;burn-through&#8221;\u2014resulting in false readings, missed counts, and costly line jams.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-f7d3ea7\" data-block-id=\"f7d3ea7\"><style>.stk-f7d3ea7 .stk-block-text__text{line-height:1.5em !important;}<\/style><p class=\"stk-block-text__text\">Quando os m\u00e9todos \u00f3pticos se deparam com um obst\u00e1culo, os engenheiros t\u00eam de recorrer a tecnologias alternativas. Isto leva-nos ao cerne da moderna <a href=\"https:\/\/issrsensor.com\/products\/issr-all-in-one-ultrasonic-sensor-1m-range-level-object-detect\/\" type=\"link\" id=\"https:\/\/issrsensor.com\/products\/issr-all-in-one-ultrasonic-sensor-1m-range-level-object-detect\/\">sensor de dete\u00e7\u00e3o de objectos claros <\/a>selection: the battle between capacitive and ultrasonic sensors. Both can see the &#8220;invisible,&#8221; but they do so using entirely different principles. Let&#8217;s break down which technology is truly the master of transparent detection.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-image stk-block-image has-text-align-center stk-block stk-d4c36eb\" data-block-id=\"d4c36eb\"><style>.stk-d4c36eb .stk-img-wrapper{width:100% !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-7506\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Challenges-In-Transparent-Object-Detection-Sensor-Selection.webp\" width=\"750\" height=\"414\" alt=\"Desafios na sele\u00e7\u00e3o do sensor de dete\u00e7\u00e3o de objectos transparentes\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Challenges-In-Transparent-Object-Detection-Sensor-Selection.webp 750w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Challenges-In-Transparent-Object-Detection-Sensor-Selection-300x166.webp 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Challenges-In-Transparent-Object-Detection-Sensor-Selection-18x10.webp 18w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/span><\/figure><\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-61eebea\" id=\"capacitive-sensors-close-quarters-detection-via-dielectric-constants\" data-block-id=\"61eebea\"><h2 class=\"stk-block-heading__text\">Sensores capacitivos: Dete\u00e7\u00e3o de proximidade atrav\u00e9s de constantes diel\u00e9ctricas<\/h2><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-6fd2d99\" data-block-id=\"6fd2d99\"><style>.stk-6fd2d99 .stk-block-text__text{line-height:1.5em !important;}<\/style><p class=\"stk-block-text__text\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Capacitive_sensing \" target=\"_blank\">Sensores de proximidade capacitivos<\/a> n\u00e3o dependem da luz. Em vez disso, geram um campo eletrost\u00e1tico. Quando um objeto entra neste campo, altera a capacit\u00e2ncia do circuito oscilador. O sensor detecta esta altera\u00e7\u00e3o na constante diel\u00e9ctrica do material alvo, accionando a sa\u00edda.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-df1bd73\" data-block-id=\"df1bd73\"><style>.stk-df1bd73 .stk-block-text__text{line-height:1.5em !important;}<\/style><p class=\"stk-block-text__text\"><strong>Onde o capacitivo brilha na dete\u00e7\u00e3o clara: <\/strong>Como se baseiam nas propriedades diel\u00e9ctricas, os sensores capacitivos s\u00e3o completamente cegos \u00e0 cor e \u00e0 transpar\u00eancia. Podem detetar facilmente pl\u00e1sticos claros, vidro e at\u00e9 mesmo o n\u00edvel de l\u00edquido dentro de um recipiente n\u00e3o met\u00e1lico e transparente. Al\u00e9m disso, o seu fator de forma altamente compacto torna-os uma excelente escolha para espa\u00e7os de m\u00e1quinas apertados.<\/p><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <p><strong>Limitations &#038; Pain Points:<\/strong> No entanto, a realidade do ch\u00e3o de f\u00e1brica exp\u00f5e as vulnerabilidades da dete\u00e7\u00e3o capacitiva:<\/p>\n    <ul>\n        <li><strong>Alcance extremamente curto:<\/strong> S\u00e3o dispositivos estritamente de campo pr\u00f3ximo, normalmente com uma dist\u00e2ncia m\u00e1xima de dete\u00e7\u00e3o de apenas 2 mm a 20 mm.<\/li>\n        <li><strong>Elevada sensibilidade ambiental:<\/strong> Como a \u00e1gua tem uma constante diel\u00e9ctrica muito elevada, os sensores capacitivos s\u00e3o notoriamente sens\u00edveis a altera\u00e7\u00f5es de humidade, condensa\u00e7\u00e3o e ambientes de lavagem h\u00famida. Uma gota de \u00e1gua na face do sensor pode facilmente despoletar um falso positivo.<\/li>\n        <li><strong>Manuten\u00e7\u00e3o frequente:<\/strong> If you switch your production run from a thick glass bottle to a thin plastic container, the dielectric mass changes significantly, often requiring manual retuning of the sensor&#8217;s potentiometer.<\/li>\n    <\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-image stk-block-image has-text-align-center stk-block stk-8e86093\" data-block-id=\"8e86093\"><style>.stk-8e86093 .stk-img-wrapper{width:100% !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-7507\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/How-a-capacitive-sensor-works-for-short-range-transparent-object-detection.webp\" width=\"750\" height=\"409\" alt=\"Como funciona um sensor capacitivo para a dete\u00e7\u00e3o de objectos transparentes a curta dist\u00e2ncia\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/How-a-capacitive-sensor-works-for-short-range-transparent-object-detection.webp 750w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/How-a-capacitive-sensor-works-for-short-range-transparent-object-detection-300x164.webp 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/How-a-capacitive-sensor-works-for-short-range-transparent-object-detection-18x10.webp 18w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/span><\/figure><\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-31b0eb7\" id=\"ultrasonic-sensors-the-acoustic-fortress-against-transparency\" data-block-id=\"31b0eb7\"><h2 class=\"stk-block-heading__text\">Ultrasonic Sensors: The &#8220;Acoustic Fortress&#8221; Against Transparency<\/h2><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-b807415\" data-block-id=\"b807415\"><style>.stk-b807415 .stk-block-text__text{line-height:1.5em !important;}<\/style><p class=\"stk-block-text__text\">Se os sensores capacitivos medem propriedades el\u00e9ctricas, <a href=\" https:\/\/issrsensor.com\/ultrasonic-sensors\/\" target=\"_blank\">sensores ultra-s\u00f3nicos<\/a> medir o tempo e o som. Utilizando o princ\u00edpio do sonar, um sensor ultrass\u00f3nico emite ondas sonoras de alta frequ\u00eancia e calcula o tempo de voo (ToF) para que o eco seja refletido pelo alvo.<\/p><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <p><strong>As vantagens inerentes aos objectos transparentes:<\/strong> Para um sensor ultrass\u00f3nico, a transpar\u00eancia \u00f3tica simplesmente n\u00e3o existe.<\/p>\n    <ul>\n        <li><strong>Independ\u00eancia material:<\/strong> Sound waves bounce back based on a material&#8217;s acoustic impedance, not its light transmissivity. Therefore, ultrasonic sensors are natively &#8220;color-blind&#8221; and handle glass, clear films, and plastics flawlessly.<\/li>\n        <li><strong>Robustez ambiental:<\/strong> A ilumina\u00e7\u00e3o de f\u00e1brica, os estrobosc\u00f3pios agressivos, as sombras e os ambientes poeirentos que danificam os sensores \u00f3pticos n\u00e3o t\u00eam qualquer impacto nas ondas sonoras.<\/li>\n        <li><strong>Efeito de auto-limpeza:<\/strong> A vibra\u00e7\u00e3o de alta frequ\u00eancia da face do transdutor ultrass\u00f3nico sacode ativamente o p\u00f3 leve e a condensa\u00e7\u00e3o, tornando-os incrivelmente fi\u00e1veis em ambientes de lavagem ou h\u00famidos.<\/li>\n    <\/ul>\n    <p><strong>Limita\u00e7\u00f5es a considerar:<\/strong><\/p>\n    <ul>\n        <li><strong>A Zona Cega:<\/strong> Ultrasonic sensors have a &#8220;dead band&#8221; right in front of the transducer where they cannot detect objects. Targets must be kept outside this minimum distance.<\/li>\n        <li><strong>Angula\u00e7\u00e3o do alvo:<\/strong> Superf\u00edcies lisas muito irregulares ou com \u00e2ngulos acentuados podem desviar a onda sonora do recetor, causando uma leitura errada.<\/li>\n    <\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-image stk-block-image has-text-align-center stk-block stk-2ca1133\" data-block-id=\"2ca1133\"><style>.stk-2ca1133 .stk-img-wrapper{width:100% !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-7508\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Ultrasonic-sensors-reliably-detect-transparent-PET-bottles-using-sound-waves.webp\" width=\"750\" height=\"500\" alt=\"Sensores ultra-s\u00f3nicos detectam de forma fi\u00e1vel garrafas PET transparentes atrav\u00e9s de ondas sonoras\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Ultrasonic-sensors-reliably-detect-transparent-PET-bottles-using-sound-waves.webp 750w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Ultrasonic-sensors-reliably-detect-transparent-PET-bottles-using-sound-waves-300x200.webp 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Ultrasonic-sensors-reliably-detect-transparent-PET-bottles-using-sound-waves-18x12.webp 18w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/span><\/figure><\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-e667901\" id=\"the-showdown-capacitive-vs-ultrasonic-sensor-comparison\" data-block-id=\"e667901\"><h2 class=\"stk-block-heading__text\">O confronto: Compara\u00e7\u00e3o entre sensores capacitivos e ultra-s\u00f3nicos<\/h2><\/div>\n\n\n\nAo avaliar um sensor capacitivo ou ultrass\u00f3nico para a sua constru\u00e7\u00e3o de m\u00e1quina espec\u00edfica, utilize esta tabela de refer\u00eancia r\u00e1pida:\n<table>\n  <thead>\n    <tr>\n      <th>Carater\u00edstica<\/th>\n      <th>Sensores capacitivos<\/th>\n      <th>Sensores ultra-s\u00f3nicos<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td><strong>Princ\u00edpio de dete\u00e7\u00e3o<\/strong><\/td>\n      <td>Campo eletrost\u00e1tico (constante diel\u00e9ctrica)<\/td>\n      <td>Onda sonora mec\u00e2nica (Time-of-Flight)<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>Gama de dete\u00e7\u00e3o<\/strong><\/td>\n      <td>Extremamente curto (&lt; 20mm)<\/td>\n      <td>Alcance m\u00e9dio-longo (at\u00e9 6m+)<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>Requisitos de superf\u00edcie<\/strong><\/td>\n      <td>Necessita de massa de material suficiente, sens\u00edvel \u00e0 planicidade<\/td>\n      <td>Sens\u00edvel a \u00e2ngulos de inclina\u00e7\u00e3o extremos (&gt;15\u00b0)<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>Durabilidade ambiental<\/strong><\/td>\n      <td>Moderado (altamente suscet\u00edvel \u00e0 humidade)<\/td>\n      <td>Excecional (imune ao p\u00f3, \u00e0 luz e a humidade ligeira)<\/td>\n    <\/tr>\n    <tr>\n      <td><strong>Configura\u00e7\u00e3o e afina\u00e7\u00e3o<\/strong><\/td>\n      <td>Elevado (requer frequentemente a regula\u00e7\u00e3o manual do potenci\u00f3metro)<\/td>\n      <td>Baixo (a maioria possui bot\u00f5es de aprendizagem simples)<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-e3487e8\" id=\"application-scenarios-which-should-you-choose\" data-block-id=\"e3487e8\"><h2 class=\"stk-block-heading__text\">Cen\u00e1rios de aplica\u00e7\u00e3o: Qual deve escolher?<\/h2><\/div>\n\n\n\n<div class=\"wp-block-stackable-image stk-block-image has-text-align-center stk-block stk-d45fb11\" data-block-id=\"d45fb11\"><style>.stk-d45fb11 .stk-img-wrapper{width:100% !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-7504\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Capacitive-Sensors-for-Small-Object-Detection-and-Ultrasonic-Sensors-for-Transparent-Object-Detection.webp\" width=\"750\" height=\"500\" alt=\"Sensores capacitivos para a dete\u00e7\u00e3o de pequenos objectos e sensores ultra-s\u00f3nicos para a dete\u00e7\u00e3o de objectos transparentes\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Capacitive-Sensors-for-Small-Object-Detection-and-Ultrasonic-Sensors-for-Transparent-Object-Detection.webp 750w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Capacitive-Sensors-for-Small-Object-Detection-and-Ultrasonic-Sensors-for-Transparent-Object-Detection-300x200.webp 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2026\/03\/Capacitive-Sensors-for-Small-Object-Detection-and-Ultrasonic-Sensors-for-Transparent-Object-Detection-18x12.webp 18w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/span><\/figure><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <p><strong>Cen\u00e1rio A: Dete\u00e7\u00e3o de garrafas transparentes a alta velocidade<\/strong><\/p>\n    <ul>\n        <li><strong>O ponto de dor:<\/strong> Garrafas transparentes empilhadas firmemente num tapete rolante em movimento r\u00e1pido.<\/li>\n        <li><strong>O veredito:<\/strong> Ultrasonic. By targeting the bottleneck or using an analog output to map the &#8220;valleys&#8221; between bottles, ultrasonic technology provides flawless counting. It is the undisputed champion for transparent bottle detection.<\/li>\n    <\/ul>\n\n    <p><strong>Cen\u00e1rio B: Pe\u00e7as micropl\u00e1sticas numa ta\u00e7a de alimenta\u00e7\u00e3o<\/strong><\/p>\n    <ul>\n        <li><strong>O ponto de dor:<\/strong> Pequenos componentes de pl\u00e1stico transparente que se deslocam ao longo de uma pista muito estreita e com espa\u00e7o limitado.<\/li>\n        <li><strong>O veredito:<\/strong> Capacitive. The ultra-short range and miniature housing options make capacitive sensors ideal for confirming the presence of tiny clear objects where an ultrasonic sensor&#8217;s blind zone would be an issue.<\/li>\n    <\/ul>\n\n    <p><strong>Cen\u00e1rio C: Controlo do n\u00edvel de l\u00edquido em tubos transparentes<\/strong><\/p>\n    <ul>\n        <li><strong>O veredito:<\/strong> Depende. Se precisar de detetar o l\u00edquido atrav\u00e9s da parede de um pequeno tubo transparente, um sensor capacitivo de deriva\u00e7\u00e3o \u00e9 excelente. Se estiver a medir o n\u00edvel de cima para baixo sem entrar em contacto com o l\u00edquido, um sensor ultrass\u00f3nico virado para baixo \u00e9 superior.<\/li>\n    <\/ul>\n\n    <p><strong>Cen\u00e1rio D: Orienta\u00e7\u00e3o e controlo da tens\u00e3o da banda de pel\u00edcula transparente<\/strong><\/p>\n    <ul>\n        <li><strong>O ponto de dor:<\/strong> Monitoriza\u00e7\u00e3o do di\u00e2metro do bordo ou do rolo de pel\u00edcula de embalagem transparente.<\/li>\n        <li><strong>O veredito:<\/strong> Ultrasonic. Sound waves reliably bounce off the roll to monitor diameter, completely unaffected by the film&#8217;s transparency, color changes, or layered thickness. (Note: ISSR Sensor specializes in highly accurate ultrasonic web guiding solutions).<\/li>\n    <\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-ba139ed\" id=\"engineers-best-practices-for-installation\" data-block-id=\"ba139ed\"><h2 class=\"stk-block-heading__text\">Melhores pr\u00e1ticas de instala\u00e7\u00e3o do engenheiro<\/h2><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <p>Para garantir o m\u00e1ximo tempo de funcionamento, a forma como instala o sensor \u00e9 t\u00e3o importante como a pr\u00f3pria tecnologia.<\/p>\n    \n    <p><strong>Para sensores ultra-s\u00f3nicos:<\/strong><\/p>\n    <ul style=\"margin-top: 0; padding-left: 20px;\">\n        <li style=\"margin-bottom: 1em;\"><strong>Gerir a zona cega:<\/strong> Se o espa\u00e7o for apertado, monte o sensor ligeiramente encastrado ou utilize um deflector ac\u00fastico de 45 graus para aumentar artificialmente a dist\u00e2ncia do percurso do som.<\/li>\n        <li style=\"margin-bottom: 1em;\"><strong>Dominar os \u00e2ngulos:<\/strong> Para alvos redondos como um <a href=\"https:\/\/issrsensor.com\/products\/issr-all-in-one-ultrasonic-sensor-1m-range-level-object-detect\/\" target=\"_blank\">sensor de garrafas PET transparentes<\/a> uma ligeira inclina\u00e7\u00e3o da montagem de 10 a 15 graus pode ajudar a minimizar os reflexos de fundo indesejados.<\/li>\n        <li style=\"margin-bottom: 1em;\"><strong>Eliminar a diafonia:<\/strong> Se montar v\u00e1rios sensores ultra-s\u00f3nicos lado a lado, certifique-se de que est\u00e3o sincronizados ou multiplexados atrav\u00e9s dos respectivos fios de controlo para evitar que as suas ondas sonoras se confundam umas com as outras.<\/li>\n    <\/ul>\n\n    <p><strong>Para sensores capacitivos:<\/strong><\/p>\n    <ul style=\"margin-top: 0; padding-left: 20px;\">\n        <li>Assegurar que a face de dete\u00e7\u00e3o permanece absolutamente limpa. Qualquer acumula\u00e7\u00e3o de humidade ou res\u00edduos pegajosos alterar\u00e1 drasticamente a leitura diel\u00e9ctrica e causar\u00e1 falsos disparos.<\/li>\n    <\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-d174fc0\" id=\"the-final-verdict-the-best-solution-for-clear-objects\" data-block-id=\"d174fc0\"><h2 class=\"stk-block-heading__text\">O veredito final: a melhor solu\u00e7\u00e3o para objectos transparentes<\/h2><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <p>Ao comparar um <strong>sensor capacitivo vs ultrass\u00f3nico<\/strong>, Se a escolha recai sobre o alcance e o ambiente. Se estiver a detetar pequenos objectos \u00e0 queima-roupa num ambiente perfeitamente limpo e climatizado, um sensor capacitivo \u00e9 uma escolha rent\u00e1vel.<\/p>\n    \n    <p>No entanto, para a grande maioria das linhas modernas de embalagens, alimentos e bebidas e produtos farmac\u00eauticos, <strong>sensores ultra-s\u00f3nicos<\/strong> proporcionam um retorno do investimento (ROI) significativamente mais elevado. A sua total imunidade \u00e0 transpar\u00eancia \u00f3tica, os maiores alcances de dete\u00e7\u00e3o e a resist\u00eancia robusta \u00e0 contamina\u00e7\u00e3o do ch\u00e3o de f\u00e1brica fazem deles a solu\u00e7\u00e3o definitiva para a contagem de frascos de vidro e dete\u00e7\u00e3o de objectos transparentes.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-5157f49\" id=\"faq\" data-block-id=\"5157f49\"><h2 class=\"stk-block-heading__text\">FAQ<\/h2><\/div>\n\n\n\n<div style=\"font-family: 'Source Sans 3', sans-serif; line-height: 1.5em;\">\n    <div style=\"margin-bottom: 1.5em;\">\n        <p style=\"margin: 0 0 0.5em 0;\"><strong>Q1: Os sensores ultra-s\u00f3nicos podem detetar pel\u00edculas de pl\u00e1stico transparentes?<\/strong><\/p>\n        <p style=\"margin: 0;\"><strong>A1:<\/strong> Sem d\u00favida. As ondas sonoras reflectem-se na imped\u00e2ncia ac\u00fastica da pel\u00edcula, ignorando completamente a sua transpar\u00eancia \u00f3tica. Isto torna-as perfeitas para a orienta\u00e7\u00e3o clara da banda e medi\u00e7\u00f5es do di\u00e2metro do rolo.<\/p>\n    <\/div>\n\n    <div style=\"margin-bottom: 1.5em;\">\n        <p style=\"margin: 0 0 0.5em 0;\"><strong>P2: Porque \u00e9 que o meu sensor capacitivo dispara falsamente num ambiente h\u00famido?<\/strong><\/p>\n        <p style=\"margin: 0;\"><strong>A2:<\/strong> Os sensores capacitivos medem constantes diel\u00e9ctricas. A \u00e1gua tem uma constante diel\u00e9ctrica muito elevada (cerca de 80), enquanto a maioria dos pl\u00e1sticos tem uma constante diel\u00e9ctrica de cerca de 2 a 3. Mesmo uma pequena condensa\u00e7\u00e3o na face do sensor pode imitar um alvo grande, causando falsos disparos.<\/p>\n    <\/div>\n\n    <div style=\"margin-bottom: 1.5em;\">\n        <p style=\"margin: 0 0 0.5em 0;\"><strong>Q3: Os sensores fotoel\u00e9ctricos com filtros de polariza\u00e7\u00e3o s\u00e3o melhores do que os sensores ultra-s\u00f3nicos?<\/strong><\/p>\n        <p style=\"margin: 0;\"><strong>A3:<\/strong> Os sensores retro-reflexivos polarizados s\u00e3o um avan\u00e7o em rela\u00e7\u00e3o aos feixes \u00f3pticos padr\u00e3o para objectos claros, mas continuam a ter dificuldades com vidro manchado, garrafas altamente facetadas ou p\u00f3 pesado. Os sensores ultra-s\u00f3nicos contornam totalmente os problemas \u00f3pticos, oferecendo uma solu\u00e7\u00e3o mais robusta a longo prazo.<\/p>\n    <\/div>\n\n    <div style=\"margin-bottom: 1.5em;\">\n        <p style=\"margin: 0 0 0.5em 0;\"><strong>P4: Como posso resolver o problema da zona cega num sensor ultrass\u00f3nico?<\/strong><\/p>\n        <p style=\"margin: 0;\"><strong>A4:<\/strong> Se n\u00e3o for poss\u00edvel deslocar o sensor mais para tr\u00e1s, pode utilizar um tubo de som ou um bloco deflector de 90 graus para alargar o percurso da onda sonora sem ocupar mais profundidade f\u00edsica na estrutura da sua m\u00e1quina.<\/p>\n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-stackable-divider stk-block-divider stk-block stk-dd6da8e\" data-block-id=\"dd6da8e\"><style>.stk-dd6da8e hr.stk-block-divider__hr{background:var(--theme-palette-color-6, #edeff1) !important;width:100% !important;}<\/style><hr class=\"stk-block-divider__hr\"\/><\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-014b954\" id=\"related-products\" data-block-id=\"014b954\"><h4 class=\"stk-block-heading__text\">Produtos relacionados<\/h4><\/div>\n\n\n\n<div data-wp-context=\"{&quot;notices&quot;:[],&quot;hideNextPreviousButtons&quot;:false,&quot;isDisabledPrevious&quot;:true,&quot;isDisabledNext&quot;:false,&quot;ariaLabelPrevious&quot;:&quot;Produtos anteriores&quot;,&quot;ariaLabelNext&quot;:&quot;Pr\\u00f3ximos produtos&quot;,&quot;collection&quot;:&quot;woocommerce\\\/product-collection\\\/hand-picked&quot;}\" data-wp-init=\"callbacks.onRender\" data-wp-interactive=\"woocommerce\/product-collection\" data-wp-router-region=\"wc-product-collection-10\" data-__private-preview-state=\"{&quot;isPreview&quot;:false,&quot;previewMessage&quot;:&quot;Actual products will vary depending on the page being viewed.&quot;}\" data-block-name=\"woocommerce\/product-collection\" data-collection=\"woocommerce\/product-collection\/hand-picked\" data-dimensions=\"{&quot;widthType&quot;:&quot;fill&quot;}\" data-display-layout=\"{&quot;type&quot;:&quot;flex&quot;,&quot;columns&quot;:4,&quot;shrinkColumns&quot;:true}\" data-hide-controls=\"[&quot;inherit&quot;,&quot;hand-picked&quot;,&quot;filterable&quot;,&quot;order&quot;]\" data-query-context-includes=\"[&quot;collection&quot;]\" data-query-id=\"10\" data-query=\"{&quot;perPage&quot;:8,&quot;pages&quot;:0,&quot;offset&quot;:0,&quot;postType&quot;:&quot;product&quot;,&quot;order&quot;:&quot;asc&quot;,&quot;orderBy&quot;:&quot;post__in&quot;,&quot;search&quot;:&quot;&quot;,&quot;exclude&quot;:[],&quot;inherit&quot;:false,&quot;taxQuery&quot;:[],&quot;isProductCollectionBlock&quot;:true,&quot;featured&quot;:false,&quot;woocommerceOnSale&quot;:false,&quot;woocommerceStockStatus&quot;:[&quot;instock&quot;,&quot;outofstock&quot;,&quot;onbackorder&quot;],&quot;woocommerceAttributes&quot;:[],&quot;woocommerceHandPickedProducts&quot;:[&quot;6637&quot;,&quot;6261&quot;,&quot;6617&quot;,&quot;6608&quot;,&quot;4854&quot;,&quot;6671&quot;],&quot;filterable&quot;:false,&quot;relatedBy&quot;:{&quot;categories&quot;:true,&quot;tags&quot;:true}}\" data-tag-name=\"div\" class=\"wp-block-woocommerce-product-collection is-layout-flow wp-block-woocommerce-product-collection-is-layout-flow\">\t\t<div data-wp-interactive=\"woocommerce\/store-notices\" class=\"wc-block-components-notices alignwide\">\n\t\t\t<template data-wp-each--notice=\"state.notices\" data-wp-each-key=\"context.notice.id\">\n\t\t\t\t<div\n\t\t\t\t\tclass=\"wc-block-components-notice-banner\"\n\t\t\t\t\tdata-wp-init=\"callbacks.scrollIntoView\"\n\t\t\t\t\tdata-wp-class--is-error=\"state.isError\"\n\t\t\t\t\tdata-wp-class--is-success=\"state.isSuccess\"\n\t\t\t\t\tdata-wp-class--is-info=\"state.isInfo\"\n\t\t\t\t\tdata-wp-class--is-dismissible=\"context.notice.dismissible\"\n\t\t\t\t\tdata-wp-bind--role=\"state.role\"\n\t\t\t\t\tdata-wp-watch=\"callbacks.injectIcon\"\n\t\t\t\t>\n\t\t\t\t\t<div class=\"wc-block-components-notice-banner__content\">\n\t\t\t\t\t\t<span data-wp-init=\"callbacks.renderNoticeContent\" aria-live=\"assertive\" aria-atomic=\"true\"><\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<button\n\t\t\t\t\t\tdata-wp-bind--hidden=\"!context.notice.dismissible\"\n\t\t\t\t\t\tclass=\"wc-block-components-button wp-element-button wc-block-components-notice-banner__dismiss contained\"\n\t\t\t\t\t\taria-label=\"Ignorar este aviso\"\n\t\t\t\t\t\tdata-wp-on--click=\"actions.removeNotice\" data-no-translation-aria-label=\"\"\n\t\t\t\t\t>\n\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\">\n\t\t\t\t\t\t\t<path d=\"M13 11.8l6.1-6.3-1-1-6.1 6.2-6.1-6.2-1 1 6.1 6.3-6.5 6.7 1 1 6.5-6.6 6.5 6.6 1-1z\" \/>\n\t\t\t\t\t\t<\/svg>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/template>\n\t\t<\/div>\n\t\t<ul data-block-name=\"woocommerce\/product-template\" class=\"wc-block-product-template__responsive columns-4 wc-block-product-template wp-block-woocommerce-product-template is-layout-flow wp-block-woocommerce-product-template-is-layout-flow\" data-wp-on--scroll=\"actions.watchScroll\" data-wp-init=\"callbacks.initResizeObserver\"><li class=\"wc-block-product post-6637 product type-product status-publish has-post-thumbnail product_cat-ultrasonic-distance-sensors product_cat-ultrasonic-sensors first instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":6637}'\n\t\t\t\tdata-wp-key=\"product-item-6637\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/issr-4m-all-in-one-ultrasonic-level-distance-sensor-switch-analog-digital-output\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/4M-fully-integrated-ultrasonic-material-ranging-liquid-level-distance-sensor-ISUB4000-30GM85-01-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sensor de dist\u00e2ncia ultrass\u00f3nico de n\u00edvel de l\u00edquido de 4M totalmente integrado-ISUB4000-30GM85-01\" data-testid=\"product-image\" data-image-id=\"6646\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/4M-fully-integrated-ultrasonic-material-ranging-liquid-level-distance-sensor-ISUB4000-30GM85-01-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/4M-fully-integrated-ultrasonic-material-ranging-liquid-level-distance-sensor-ISUB4000-30GM85-01-150x150.png 150w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/4M-fully-integrated-ultrasonic-material-ranging-liquid-level-distance-sensor-ISUB4000-30GM85-01-500x500.png 500w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/4M-fully-integrated-ultrasonic-material-ranging-liquid-level-distance-sensor-ISUB4000-30GM85-01-100x100.png 100w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title has-small-font-size\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/issrsensor.com\/pt\/products\/issr-4m-all-in-one-ultrasonic-level-distance-sensor-switch-analog-digital-output\/\" target=\"_self\" >ISSRSensor 4M Sensor de Dist\u00e2ncia Ultrass\u00f3nico de N\u00edvel Tudo-em-Um Interruptor\/Sa\u00edda Anal\u00f3gica\/Digital<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-6261 product type-product status-publish has-post-thumbnail product_cat-ultrasonic-distance-sensors product_cat-ultrasonic-sensors  instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":6261}'\n\t\t\t\tdata-wp-key=\"product-item-6261\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/high-precision-short-range-ultrasonic-sensor-isub500-18gm40\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/11\/ISUB500-18GM40-01-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"ISUB500-18GM40 Sensor ultrass\u00f3nico de curto alcance para medi\u00e7\u00e3o de dist\u00e2ncias-01\" data-testid=\"product-image\" data-image-id=\"6257\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/11\/ISUB500-18GM40-01-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/11\/ISUB500-18GM40-01-150x150.png 150w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/11\/ISUB500-18GM40-01-500x500.png 500w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/11\/ISUB500-18GM40-01-100x100.png 100w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title has-small-font-size\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/issrsensor.com\/pt\/products\/high-precision-short-range-ultrasonic-sensor-isub500-18gm40\/\" target=\"_self\" >ISSRSensor 500mm Sensor de dist\u00e2ncia ultrass\u00f3nico de alta precis\u00e3o e curto alcance \uff5c 200kHz<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-6617 product type-product status-publish has-post-thumbnail product_cat-ultrasonic-distance-sensors product_cat-ultrasonic-sensors  instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":6617}'\n\t\t\t\tdata-wp-key=\"product-item-6617\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/issr-all-in-one-500mm-ultrasonic-sensor-switch-analog-data-output\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/500mm-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB500-30GM85-01-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sensor de alcance ultrass\u00f3nico totalmente integrado de 500 mm e 200 kHz-ISUB500-30GM85-01\" data-testid=\"product-image\" data-image-id=\"6618\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/500mm-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB500-30GM85-01-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/500mm-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB500-30GM85-01-150x150.png 150w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/500mm-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB500-30GM85-01-500x500.png 500w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/500mm-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB500-30GM85-01-100x100.png 100w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title has-small-font-size\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/issrsensor.com\/pt\/products\/issr-all-in-one-500mm-ultrasonic-sensor-switch-analog-data-output\/\" target=\"_self\" >ISSRSensor Sensor Ultrass\u00f3nico Tudo-em-Um 500MM: Interruptor, sa\u00edda anal\u00f3gica e de dados<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-6608 product type-product status-publish has-post-thumbnail product_cat-ultrasonic-distance-sensors product_cat-ultrasonic-sensors last instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":6608}'\n\t\t\t\tdata-wp-key=\"product-item-6608\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/issr-all-in-one-ultrasonic-sensor-1m-range-level-object-detect\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/1-meter-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB1000-18GM75-01-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sensor de alcance ultrass\u00f3nico totalmente integrado de 1 metro e 200 kHz-ISUB1000-18GM75-01\" data-testid=\"product-image\" data-image-id=\"6609\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/1-meter-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB1000-18GM75-01-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/1-meter-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB1000-18GM75-01-150x150.png 150w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/1-meter-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB1000-18GM75-01-500x500.png 500w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/1-meter-200kHz-fully-integrated-ultrasonic-ranging-sensor-ISUB1000-18GM75-01-100x100.png 100w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title has-small-font-size\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/issrsensor.com\/pt\/products\/issr-all-in-one-ultrasonic-sensor-1m-range-level-object-detect\/\" target=\"_self\" >ISSRSensor Sensor Ultrass\u00f3nico Tudo-em-Um: N\u00edvel de alcance de 1m e dete\u00e7\u00e3o de objectos<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-4854 product type-product status-publish has-post-thumbnail product_cat-ultrasonic-proximity-switches product_cat-ultrasonic-sensors first instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":4854}'\n\t\t\t\tdata-wp-key=\"product-item-4854\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/miniature-ultrasonic-proximity-switch-isub250-f77k12\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"ISUB250-F77K12-Interruptores de proximidade ultra-s\u00f3nicos-1\" data-testid=\"product-image\" data-image-id=\"4860\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-1024x1024.png 1024w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-150x150.png 150w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-768x768.png 768w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/10\/ISUB250-F77K12-Ultrasonic-proximity-switches-1-1536x1536.png 1536w, 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Interruptor de Proximidade Ultrass\u00f3nico<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-6671 product type-product status-publish has-post-thumbnail product_cat-high-frequency-ultrasonic-transducer product_cat-ultrasonic-transducers  instock featured shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":6671}'\n\t\t\t\tdata-wp-key=\"product-item-6671\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/issrsensor.com\/pt\/products\/issr-200khz-high-sensitivity-ultrasonic-transducer-sensor-for-double-sheet-distance-detection\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/200kHz-High-Frequency-High-Sensitivity-Ultrasonic-Ranging-Transducer-ISU200-16.7TRBJ-01-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Transdutor ultrass\u00f3nico de alta sensibilidade e alta frequ\u00eancia de 200 kHz-ISU200-16.7TRBJ-01\" data-testid=\"product-image\" data-image-id=\"6663\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/200kHz-High-Frequency-High-Sensitivity-Ultrasonic-Ranging-Transducer-ISU200-16.7TRBJ-01-300x300.png 300w, https:\/\/issrsensor.com\/wp-content\/uploads\/2025\/12\/200kHz-High-Frequency-High-Sensitivity-Ultrasonic-Ranging-Transducer-ISU200-16.7TRBJ-01-150x150.png 150w, 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Whether it&#8217;s a sleek glass vial on a pharmaceutical track or a flimsy PET water bottle speeding down a conveyor, standard photoelectric sensors often fail. The light beam simply passes straight through the clear [&hellip;]<\/p>","protected":false},"author":2,"featured_media":7505,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[28],"tags":[],"class_list":["post-7503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Capacitive vs Ultrasonic Sensors: Clear Object Detection<\/title>\n<meta name=\"description\" content=\"Struggling with clear object detection? 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