{"id":5334,"date":"2020-05-05T14:20:34","date_gmt":"2020-05-05T14:20:34","guid":{"rendered":"https:\/\/blog.uk.tdk-lambda.com\/uk\/?p=5334"},"modified":"2021-05-11T14:53:18","modified_gmt":"2021-05-11T14:53:18","slug":"how-can-i-monitor-the-status-of-input-voltages-for-drm40-din-rail-redundancy-modules","status":"publish","type":"post","link":"https:\/\/blog.uk.tdk-lambda.com\/uk\/2020\/05\/05\/how-can-i-monitor-the-status-of-input-voltages-for-drm40-din-rail-redundancy-modules\/","title":{"rendered":"How can I monitor the status of input voltages for DRM40 DIN rail redundancy modules?"},"content":{"rendered":"\r\n<p>On the <a href=\"https:\/\/www.emea.lambda.tdk.com\/uk\/products\/product-details.aspx?scid=1415\">DRM40 series of 20-40A DIN rail redundancy power modules<\/a>, each input voltage can be monitored visually and remotely.<\/p>\r\n\r\n\r\n\r\n<p>Two DC OK LEDs display the status of each input and are illuminated if the input is between 10V and 30V. The two isolated DC OK photo MOSFET relays, on the other hand, remain closed when the input is between 10V and 30V.<\/p>\r\n\r\n\r\n\r\n<p>The LEDs provide a visual indication to a technician as to the status of each of the AC-DC power supplies. In the event a power supply fails, the faulty power supply can be removed and replaced without having to use a voltmeter to determine which unit has failed.<\/p>\r\n\r\n\r\n\r\n<p>The MOSFET relays are used to provide a remote warning. An alarm can be sent informing the technician that one power supply has failed, and the system is now reliant on just one power supply. Maintenance can then be scheduled to resolve the problem.<\/p>\r\n\r\n\r\n\r\n<p>More information about the key features and specifications are on the DRM40 datasheet found via this link: <a href=\"http:\/\/www.emea.lambda.tdk.com\/uk\/drm40\">www.emea.lambda.tdk.com\/uk\/drm40<\/a><\/p>\r\n\r\n\r\n\r\n<p>Click here to find out more about <a href=\"http:\/\/www.emea.lambda.tdk.com\/uk\/din\" target=\"_blank\" rel=\"noreferrer noopener\">TDK-Lambda\u2019s DIN rail ranges of AC-DC<\/a> power supplies or you can narrow your search by using our <a href=\"https:\/\/www.emea.lambda.tdk.com\/uk\/products\/quick-product-finder.aspx\">Quick Product Finder<\/a>.<\/p>\r\n\r\n\r\n\r\n<p>If you have a question you\u2019d like to ask TDK-Lambda, <a href=\"https:\/\/www.emea.lambda.tdk.com\/uk\/faq\/ask.aspx\">please feel free to use the online FAQ form<\/a> and we\u2019ll get back to you with an answer to your question as soon as possible.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>On the DRM40 series of 20-40A DIN rail redundancy power modules, each input voltage can be monitored visually and remotely. Two DC OK LEDs display the status of each input and are illuminated if the input is between 10V and 30V. The two isolated DC OK photo MOSFET relays, on the other hand, remain closed [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[107,1,22],"tags":[95],"class_list":["post-5334","post","type-post","status-publish","format-standard","hentry","category-drm40","category-power-supply-basics","category-products","tag-videos"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Learn to monitor the status of input voltages for DRM40<\/title>\n<meta name=\"description\" content=\"This video shows how you can monitor the input voltages of TDK-Lambda&#039;s DRM40 DIN rail redundancy modules both visually and remotely.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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