{"id":20765,"date":"2026-06-06T15:31:29","date_gmt":"2026-06-06T07:31:29","guid":{"rendered":"https:\/\/lorentzzi.com\/?p=20765"},"modified":"2026-06-06T15:32:09","modified_gmt":"2026-06-06T07:32:09","slug":"how-to-wire-a-safety-light-curtain","status":"publish","type":"post","link":"https:\/\/lorentzzi.com\/es\/how-to-wire-a-safety-light-curtain\/","title":{"rendered":"\u00bfC\u00f3mo se conecta una cortina de luz de seguridad (2026)?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"20765\" class=\"elementor elementor-20765\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dadbd50 e-flex e-con-boxed e-con e-parent\" data-id=\"dadbd50\" 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-a413599 elementor-widget elementor-widget-text-editor\" data-id=\"a413599\" 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><span style=\"font-weight: 400;\">Elegir una empresa de confianza <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/top-13-global-safety-light-curtain-manufacturers\/\"><span style=\"font-weight: 400;\">proveedor de cortinas de luz de seguridad<\/span><\/a><\/span><span style=\"font-weight: 400;\"> Es importante, pero saber c\u00f3mo cablear la cortina de luz de seguridad es otra cosa muy distinta. Por lo tanto, en este art\u00edculo se detallan los m\u00e9todos de cableado de las cortinas de luz de seguridad.<\/span><\/p><p><span style=\"font-weight: 400;\">Este tutorial incluye instrucciones de cableado para tres tipos de cortinas de luz de seguridad:<\/span><\/p><ol><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cortina de luz de seguridad NPN,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cortina de luz de seguridad PNP,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cortina de seguridad con salida de rel\u00e9.<\/span><\/li><\/ol><p><span style=\"font-weight: 400;\">Bueno, empecemos.<\/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-658deef elementor-widget elementor-widget-heading\" data-id=\"658deef\" 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\">Esquema de cableado de una cortina de luz de seguridad NPN<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f0428e elementor-widget elementor-widget-text-editor\" data-id=\"1f0428e\" 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><span style=\"font-weight: 400;\">Al igual que nuestro <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/sensor-fotoelectrico\/\"><span style=\"font-weight: 400;\">sensores fotoel\u00e9ctricos<\/span><\/a><\/span><span style=\"font-weight: 400;\"> o de otro tipo de <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/sensores-de-proximidad\/\"><span style=\"font-weight: 400;\">sensores de proximidad<\/span><\/a><\/span><span style=\"font-weight: 400;\">, las cortinas de luz de seguridad suelen ofrecer salidas de transistores NPN y PNP, as\u00ed como salidas de contactos de rel\u00e9 sin tensi\u00f3n.<\/span><\/p><p><span style=\"font-weight: 400;\">Antes de proporcionar el esquema de cableado de una cortina de seguridad con salida NPN, primero debemos comprender su principio de funcionamiento.<\/span><\/p><p><span style=\"font-weight: 400;\">Por motivos de seguridad, el circuito de salida de una cortina de luz de seguridad suele dise\u00f1arse en modo normalmente cerrado (NC). Por lo tanto, su principio de funcionamiento es el siguiente:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cuando el haz no est\u00e1 bloqueado (estado normal): el transistor NPN interno est\u00e1 activado (permanece normalmente cerrado) y el terminal de salida (cable negro) tiene un potencial de 0 V respecto a tierra.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cuando se bloquea el haz (estado activado): el transistor NPN interno se desactiva (el circuito pasa de estar normalmente cerrado a estar normalmente abierto) y el terminal de salida se desconecta de 0 V. En ese momento, la salida se encuentra en estado flotante. Si se conecta una resistencia pull-up en el circuito externo (por ejemplo, conectada a una entrada de PLC), la salida pasar\u00e1 a ser de 24 V.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">A continuaci\u00f3n, puedes ver el siguiente esquema de cableado de una cortina de luz de seguridad NPN:<\/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-71dff9c elementor-widget elementor-widget-image\" data-id=\"71dff9c\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20768\" alt=\"Esquema de cableado de una cortina de luz de seguridad con salida NPN \u00fanica\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-NPN-Output-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-8aeac33 elementor-widget elementor-widget-image\" data-id=\"8aeac33\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20769\" alt=\"\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-NPN-Outputs-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-7601fd8 elementor-widget elementor-widget-heading\" data-id=\"7601fd8\" 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\">Esquema de cableado de la cortina de luz de seguridad PNP<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5bc37f elementor-widget elementor-widget-text-editor\" data-id=\"e5bc37f\" 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><span style=\"font-weight: 400;\">Por el contrario, la se\u00f1al de salida de una cortina de luz de seguridad controlada por un transistor PNP es completamente diferente de la se\u00f1al de salida de una cortina de luz de seguridad controlada por un transistor NPN.<\/span><\/p><p><span style=\"font-weight: 400;\">Cabe se\u00f1alar que los m\u00e9todos de sincronizaci\u00f3n de las cortinas de luz de seguridad se dividen en sincronizaci\u00f3n \u00f3ptica y sincronizaci\u00f3n de l\u00ednea. La ventaja de la sincronizaci\u00f3n \u00f3ptica es que permite ahorrar en cableado, pero la desventaja es que se ve f\u00e1cilmente afectada por la luz intensa. La ventaja de la sincronizaci\u00f3n por l\u00ednea es que es estable y no se ve afectada por la luz intensa, pero el cableado es ligeramente m\u00e1s complicado y requiere cables adicionales.<\/span><\/p><p><span style=\"font-weight: 400;\">Y el principio de funcionamiento de la cortina de luz de seguridad PNP es el siguiente:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cuando el haz no est\u00e1 bloqueado (estado normal): el transistor PNP interno est\u00e1 inicialmente activado (permanece normalmente cerrado) y la salida (cable negro) presenta un nivel de +24 VCC (nivel alto) con respecto a tierra.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cuando el haz se bloquea (estado activado): el transistor PNP interno est\u00e1 inicialmente desactivado y el terminal de salida se desconecta de +24 V. En ese momento, la salida se encuentra en estado flotante. Si se conecta una resistencia de bajada en el circuito externo (por ejemplo, conectada a una entrada de PLC), la salida pasar\u00e1 a ser de 0 V.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Por lo tanto, el esquema de cableado es el siguiente:<\/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-0c2b0ee elementor-widget elementor-widget-image\" data-id=\"0c2b0ee\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20770\" alt=\"\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-PNP-Output-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-a8f962d elementor-widget elementor-widget-image\" data-id=\"a8f962d\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20771\" alt=\"Esquema de cableado de una cortina de luz de seguridad con dos salidas PNP\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-PNP-Outputs-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-5fa4d22 elementor-widget elementor-widget-heading\" data-id=\"5fa4d22\" 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\">Esquema de cableado de una cortina de seguridad con salida de rel\u00e9<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50ef100 elementor-widget elementor-widget-text-editor\" data-id=\"50ef100\" 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><span style=\"font-weight: 400;\">Si la salida de una cortina de luz de seguridad es de tipo rel\u00e9, funciona como un interruptor de contacto libre de tensi\u00f3n (seco). Sin una fuente de alimentaci\u00f3n externa conectada a estas salidas de rel\u00e9, solo puede abrir o cerrar el circuito, pero no puede suministrar tensi\u00f3n o corriente de activaci\u00f3n a la unidad controlada.<\/span><\/p><p><span style=\"font-weight: 400;\">Por lo tanto, para que una cortina de luz de seguridad con salida de rel\u00e9 funcione correctamente, es necesario conectar una fuente de alimentaci\u00f3n externa a sus terminales de salida de rel\u00e9.<\/span><\/p><p><span style=\"font-weight: 400;\">El principio de funcionamiento de la cortina de seguridad con salida de rel\u00e9 es el siguiente:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Si el haz no se bloquea, el circuito permanece cerrado y la m\u00e1quina puede funcionar con normalidad.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cuando se bloquea el haz, sus contactos pasan de estar normalmente cerrados a estar normalmente abiertos, lo que interrumpe el suministro de alimentaci\u00f3n externo a la bobina del rel\u00e9 de uso general o del contactor de CA y, por lo tanto, detiene el motor u otros actuadores.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">El esquema de cableado de la cortina de seguridad con salida de rel\u00e9 es el siguiente:<\/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-a8194c0 elementor-widget elementor-widget-image\" data-id=\"a8194c0\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20772\" alt=\"\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Single-Relay-Output-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-72fda76 elementor-widget elementor-widget-image\" data-id=\"72fda76\" 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=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg\" class=\"attachment-large size-large wp-image-20773\" alt=\"Esquema de cableado de una cortina de luz de seguridad con dos salidas de rel\u00e9\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/06\/Dual-Relay-Outputs-Safety-Light-Curtain-Wiring-Diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-15c6114 elementor-widget elementor-widget-heading\" data-id=\"15c6114\" 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\">\u00bfPuedo utilizar rel\u00e9s de uso general (de potencia intermedia) con la cortina de luz de seguridad?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-842259d elementor-widget elementor-widget-text-editor\" data-id=\"842259d\" 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><span style=\"font-weight: 400;\">A <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/general-purpose-relay-what-is-it-and-how-does-it-work\/\"><span style=\"font-weight: 400;\">rel\u00e9 de uso general (intermedio)<\/span><\/a><\/span><span style=\"font-weight: 400;\"> es un dispositivo que utiliza una peque\u00f1a se\u00f1al de control para gestionar alta tensi\u00f3n y alta intensidad. Por lo tanto, al conectar la salida de una cortina de luz de seguridad al terminal de se\u00f1al de control de un rel\u00e9 de uso general y conectar la parte controlada a una peque\u00f1a carga o a la bobina de un <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/products\/accessories\/cjx2-contactor\/\"><span style=\"font-weight: 400;\">Contactor de CA<\/span><\/a><\/span><span style=\"font-weight: 400;\">, la m\u00e1quina se puede poner en marcha y detener.<\/span><\/p><p><span style=\"font-weight: 400;\">Por lo tanto, en el caso de las cortinas de luz de seguridad de una o dos salidas, se pueden utilizar uno o dos rel\u00e9s de uso general, pero esta soluci\u00f3n es menos segura que un rel\u00e9 espec\u00edfico para cortinas de luz de seguridad y no cumple con las normas de seguridad funcional (por ejemplo, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/www.iso.org\/standard\/69883.html\" target=\"_blank\" rel=\"noopener nofollow\"><span style=\"font-weight: 400;\">ISO 13849<\/span><\/a><\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/webstore.iec.ch\/en\/publication\/59927\" target=\"_blank\" rel=\"noopener nofollow\"><span style=\"font-weight: 400;\">IEC 62061<\/span><\/a><\/span><span style=\"font-weight: 400;\">).<\/span><\/p><p><span style=\"font-weight: 400;\">En resumen, aunque se puede utilizar un rel\u00e9 de uso general junto con una cortina de luz de seguridad para detener la m\u00e1quina y proteger a los operarios, es <\/span><b>Se recomienda encarecidamente utilizar un <\/b><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/products\/proximity-sensor\/safety-light-curtain\/light-curtain-safety-relay-for-dual-output-safety-light-curtain-sensor\/\"><b>rel\u00e9 de seguridad para cortina \u00f3ptica<\/b><\/a><\/span><span style=\"font-weight: 400;\"> para evitar posibles riesgos para el personal, ya que ofrece una mayor fiabilidad.<\/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-e1f3bb6 elementor-widget elementor-widget-heading\" data-id=\"e1f3bb6\" 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\">Conclusi\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a370ed elementor-widget elementor-widget-text-editor\" data-id=\"9a370ed\" 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><span style=\"font-weight: 400;\">En resumen, antes de realizar el cableado de una cortina de luz de seguridad, es necesario determinar su tipo de salida: transistor NPN, transistor PNP o salida de rel\u00e9, y si se trata de una <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/single-output-vs-dual-output-safety-light-curtains-which-is-better\/\"><span style=\"font-weight: 400;\">salida simple o doble<\/span><\/a><\/span><span style=\"font-weight: 400;\">. Las salidas dobles suelen ofrecer redundancia y protecci\u00f3n de respaldo, pero el cableado ser\u00e1 un poco m\u00e1s complejo.<\/span><\/p><p><span style=\"font-weight: 400;\">Si a\u00fan tienes alguna duda sobre el cableado de una cortina de luz de seguridad, ponte en contacto con nosotros, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/\"><span style=\"font-weight: 400;\">Lorentzzi El\u00e9ctrico<\/span><\/a><\/span><span style=\"font-weight: 400;\">, para obtener m\u00e1s asistencia t\u00e9cnica gratuita.<\/span><\/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<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Choosing a reputable safety light curtain supplier is important, but knowing how to wire the safety light curtain is another matter entirely. Therefore, this article will detail the wiring methods for safety light curtains. This tutorial includes wiring instructions for three types of safety light curtains: NPN safety light curtain, PNP safety light curtain, Relay [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":20766,"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":"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":[110],"tags":[],"class_list":["post-20765","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sensor"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Wire a Safety Light Curtain (2026)?<\/title>\n<meta name=\"description\" content=\"In this blog post, we will provide you with a detailed wiring diagram for different safety light curtains. 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