﻿{"id":70,"date":"2024-07-05T09:47:06","date_gmt":"2024-07-05T01:47:06","guid":{"rendered":"https:\/\/www.altita-tech.com\/en\/product\/pbt223-2"},"modified":"2024-07-23T11:16:49","modified_gmt":"2024-07-23T03:16:49","slug":"erb4u","status":"publish","type":"product","link":"https:\/\/www.altita-tech.com\/en\/product\/erb4u","title":{"rendered":"ERB4U Relay: 30VDC\/32A, Extensible, Programmable"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_68_1 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Catalog<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Electrical_Parameter\" title=\"Electrical Parameter\">Electrical Parameter<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Download\" title=\"Download\">Download<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#2D3D_Drawing\" title=\"2D\/3D Drawing\">2D\/3D Drawing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#GitHub\" title=\"GitHub\">GitHub<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Applications\" title=\"Applications\">Applications<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Video_Tutorial\" title=\"Video Tutorial\">Video Tutorial<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Product_Selection\" title=\"Product Selection\">Product Selection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.altita-tech.com\/en\/product\/erb4u\/#Price_USD\" title=\"Price (USD)\">Price (USD)<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Electrical_Parameter\"><\/span>Electrical Parameter<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><strong>1 Channel Output<\/strong><\/td><td>1) 30VDC\/10A MAX <br>2) 1NO\/1NC<\/td><\/tr><tr><td><strong>Total Output<\/strong><\/td><td>1) 30VDC\/32A MAX <\/td><\/tr><tr><td><strong>USART Read<\/strong><\/td><td>1) Single\/all relay ON\/OFF state<br>2) Number of relays on PCBA<br>3) Temperature sensor value<br>4) LDO voltage, nominal 3.3V<br>3) PN\/SN, hardware\/firmware version<\/td><\/tr><tr><td><strong>USART Write<\/strong><\/td><td>1) Turn ON\/OFF single\/all relays<\/td><\/tr><tr><td><strong>Address Config<\/strong><\/td><td>1) 4-bit DIP Switch: sets the address from 0-15<br>2) Multiple ERB4U can share the same address<\/td><\/tr><tr><td><strong>Protection Circuit<\/strong><\/td><td>1) Input reverse polarity protection<br>2) Optocoupler isolation between MCU and relay<br>3) Support resistive or inductive (R\/L) load<\/td><\/tr><tr><td><strong>GitHub<\/strong><\/td><td>Python API &amp; example code<\/td><\/tr><tr><td><strong>Temperature Range<\/strong><\/td><td>-40 \u2013 85 \u2103<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Download\"><\/span>Download<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table biaoge\"><table><thead><tr><th>File<\/th><th>Format<\/th><th>Link<\/th><\/tr><\/thead><tbody><tr><td><strong>User Manual<\/strong><\/td><td>PDF<\/td><td><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-User-Manual-v1.1.pdf\" data-type=\"link\" data-id=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-User-Manual-v1.1.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><tr><td><strong><strong>Communication Protocol<\/strong><\/strong><\/td><td>Excel<\/td><td><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-\u901a\u8baf\u534f\u8bae.xlsx\" data-type=\"link\" data-id=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-\u901a\u8baf\u534f\u8bae.xlsx\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><tr><td><strong>2D Drawing<\/strong><\/td><td>DXF\uff0cDWG, PNG<\/td><td><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8-2D.zip\" data-type=\"link\" data-id=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8-2D.zip\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><tr><td><strong>3D Model<\/strong><\/td><td>PDF 3D, SLDPRT<\/td><td><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8-3D.zip\" data-type=\"link\" data-id=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8-3D.zip\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><tr><td><strong>Test Report<\/strong><\/td><td>PDF<\/td><td><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8-Test-Report.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><tr><td><strong>GitHub<\/strong><\/td><td>Python API &amp; \u4f8b\u7a0b\u4ee3\u7801<\/td><td><a href=\"https:\/\/github.com\/altita-tech\/ERB4U\" data-type=\"link\" data-id=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8\u6d4b\u8bd5\u62a5\u544a.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-326\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/download.png\" alt=\"\"><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2D3D_Drawing\"><\/span>2D\/3D Drawing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-2d.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1257\" height=\"1414\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-2d.png\" alt=\"\" class=\"wp-image-246\" style=\"object-fit:cover\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-2d.png 1257w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-2d-768x864.png 768w\" sizes=\"auto, (max-width: 1257px) 100vw, 1257px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full is-style-default\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-top-3d-altium.png\"><img loading=\"lazy\" decoding=\"async\" width=\"919\" height=\"1090\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-top-3d-altium.png\" alt=\"\" class=\"wp-image-184\" style=\"object-fit:cover\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-top-3d-altium.png 919w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-top-3d-altium-768x911.png 768w\" sizes=\"auto, (max-width: 919px) 100vw, 919px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.34%\">\n<style>\nmodel-viewer{\n    width:100%;\n    height:40vh;\n}\n@media (max-width: 1024px) {\nmodel-viewer{\n    height:400px;\n}\n}\n@media (max-width: 767px) {\nmodel-viewer{\n    height:300px;\n}\n}\n<\/style>\n\n<script src=\"https:\/\/unpkg.com\/@webcomponents\/webcomponentsjs@2.1.3\/webcomponents-loader.js\"><\/script> \n\n<model-viewer\n    src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/ERB4U-8.gltf\"\n    shadow-intensity=\"1\"\n    camera-controls\n    auto-rotate\n    orientation=\"0deg 0deg 0deg\"\n>\n<\/model-viewer>\n\n<script type=\"module\" src=\"https:\/\/unpkg.com\/@google\/model-viewer\/dist\/model-viewer.min.js\"><\/script>\n<script nomodule src=\"https:\/\/unpkg.com\/@google\/model-viewer\/dist\/model-viewer-legacy.js\"><\/script>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"GitHub\"><\/span>GitHub<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/github.com\/altita-tech\/ERB4U\" data-type=\"link\" data-id=\"https:\/\/github.com\/altita-tech\/ERB4U\" target=\"_blank\" rel=\"noreferrer noopener\">Python API &amp; example code <img loading=\"lazy\" decoding=\"async\" width=\"20\" height=\"20\" class=\"wp-image-361\" style=\"width: 20px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/icon-click-me.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/icon-click-me.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/icon-click-me-150x150.png 150w\" sizes=\"auto, (max-width: 20px) 100vw, 20px\" \/><\/a><\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo.png\"><img loading=\"lazy\" decoding=\"async\" width=\"2559\" height=\"1188\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo.png\" alt=\"\" class=\"wp-image-187\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo.png 2559w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo-768x357.png 768w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo-1536x713.png 1536w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-github-repo-2048x951.png 2048w\" sizes=\"auto, (max-width: 2559px) 100vw, 2559px\" \/><\/a><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications\"><\/span>Applications<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/testing-machine.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"736\" height=\"736\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/testing-machine.jpg\" alt=\"\" class=\"wp-image-323\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/testing-machine.jpg 736w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/testing-machine-150x150.jpg 150w\" sizes=\"auto, (max-width: 736px) 100vw, 736px\" \/><\/a><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Automative line &amp; tester<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/indoor-smart-iot.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1050\" height=\"750\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/indoor-smart-iot.jpg\" alt=\"\" class=\"wp-image-319\" style=\"aspect-ratio:1;object-fit:cover\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/indoor-smart-iot.jpg 1050w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/indoor-smart-iot-768x549.jpg 768w\" sizes=\"auto, (max-width: 1050px) 100vw, 1050px\" \/><\/a><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Smart IoT<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-layers-3d-solidworks.png\"><img loading=\"lazy\" decoding=\"async\" width=\"563\" height=\"548\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/erb4u-8-layers-3d-solidworks.png\" alt=\"\" class=\"wp-image-174\" style=\"aspect-ratio:1;object-fit:cover\"\/><\/a><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Programmable switch<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tech-education.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"736\" height=\"490\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tech-education.jpg\" alt=\"\" class=\"wp-image-322\" style=\"aspect-ratio:1;object-fit:cover\"\/><\/a><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">STEM lab<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Video_Tutorial\"><\/span>Video Tutorial<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<iframe loading=\"lazy\" style=\"margin:auto\" width=\"800\" height=\"500\" src=\"https:\/\/www.youtube.com\/embed\/MFrZ_5qzL38?si=ZO3X_VDJG676mMBa\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Product_Selection\"><\/span>Product Selection<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table biaoge\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Parameter<\/th><th class=\"has-text-align-left\" data-align=\"left\">ERB4U-4<\/th><th class=\"has-text-align-left\" data-align=\"left\">ERB4U-8<\/th><th class=\"has-text-align-left\" data-align=\"left\">ERB4U-12<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Extensible &amp; Programmable<\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Number of Relays<\/td><td class=\"has-text-align-left\" data-align=\"left\">4<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><td class=\"has-text-align-left\" data-align=\"left\">12<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Total Output<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/32A<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/32A<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/32A<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Each Channel: 1NO\/1NC<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/10A<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/10A<\/td><td class=\"has-text-align-left\" data-align=\"left\">30V\/10A<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Address<\/td><td class=\"has-text-align-left\" data-align=\"left\">4-bit<\/td><td class=\"has-text-align-left\" data-align=\"left\">4-bit<\/td><td class=\"has-text-align-left\" data-align=\"left\">4-bit<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Protection Circuits<\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><td class=\"has-text-align-left\" data-align=\"left\"><img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"25\" class=\"wp-image-336\" style=\"width: 25px;\" src=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png\" alt=\"\" srcset=\"https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green.png 512w, https:\/\/www.altita-tech.com\/en\/wp-content\/uploads\/2024\/07\/tick-green-150x150.png 150w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Temperature Range<\/td><td class=\"has-text-align-left\" data-align=\"left\">-40 &#8211; 85 \u2103<\/td><td class=\"has-text-align-left\" data-align=\"left\">-40 &#8211; 85 \u2103<\/td><td class=\"has-text-align-left\" data-align=\"left\">-40 &#8211; 85 \u2103<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Price_USD\"><\/span>Price (USD)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table biaoge\"><table><thead><tr><th>Quantity<\/th><th>ERB4U-4<\/th><th>ERB4U-8<\/th><th>ERB4U-12<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>$40<\/td><td>$45<\/td><td>$50<\/td><\/tr><tr><td>5<\/td><td>$38<\/td><td>$43<\/td><td>$48<\/td><\/tr><tr><td>10<\/td><td>$37<\/td><td>$42<\/td><td>$47<\/td><\/tr><tr><td>25<\/td><td>$36<\/td><td>$41<\/td><td>$46<\/td><\/tr><tr><td>50<\/td><td>$35<\/td><td>$40<\/td><td>$45<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"Electrical Parameter 1 Channel Output 1) 30VDC\/10A MAX  [&hellip;]","protected":false},"featured_media":455,"menu_order":0,"template":"","meta":[],"products":[],"class_list":["post-70","product","type-product","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ERB4U Extensible Relay: 30V\/10A\/Channel, Python Serial Control<\/title>\n<meta name=\"description\" content=\"ERB4U series is a extensible, serial control relay module. 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