{"id":29,"date":"2026-10-12T10:50:28","date_gmt":"2026-10-12T02:50:28","guid":{"rendered":"https:\/\/site.dcsmartmeter.com\/product\/m4\/"},"modified":"2026-10-21T10:35:05","modified_gmt":"2026-10-21T02:35:05","slug":"m4","status":"publish","type":"product","link":"https:\/\/site.dcsmartmeter.com\/en\/product\/m4\/","title":{"rendered":"M4 \u00b7 Single-phase RS485 wired meter"},"content":{"rendered":"<p><\/p>\n<h2>Wired submeters for grouped locations<\/h2>\n<p>Connect multiple M4 meters to an RS485 bus for central collection of room or branch electricity use. M4 uses wired communication and has no wireless antenna.<\/p>\n<h2>Interfaces and supporting equipment<\/h2>\n<p>One RS485 A\/B pair on the right side. Use an M1, M2 or M3 version with the required master capability. Confirm the version, bus addresses, wiring and supported meter count.<\/p>\n<h2>When requesting a quotation<\/h2>\n<p>Provide the submeter count, distribution-board locations, bus distance and master model so we can confirm equipment and installation requirements.<\/p>\n<p><a class=\"dcai-button secondary\" href=\"https:\/\/site.dcsmartmeter.com\/wp-content\/uploads\/dcai-brand\/DCZD-catalogue-v2.pdf#page=6\">Download the DCZD full-range catalogue (Simplified Chinese PDF)<\/a><\/p>\n<p class=\"dcai-product-note\">Based on catalogue V2. Images are product illustrations. Functions and supporting equipment depend on the supplied version; complete-device and platform integration testing is pending. Device current ratings, accuracy class and certifications are not specified here.<\/p>\n<section class=\"dcai-panel\">\n<h2>Wired enterprise collection setup<\/h2>\n<p>Use the RS485 variant in the M1 + M4 + AG-2701X proposal. Confirm point maps, protocols and joint physical testing for the project.<\/p>\n<p><a href=\"https:\/\/site.dcsmartmeter.com\/en\/enterprise\/products\/\">View the three-product proposal<\/a><\/section>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>An RS485 wired slave node for central cloud access through a compatible master. For apartments, dormitories and commercial branches with grouped distribution.<\/p>\n","protected":false},"featured_media":74,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[17,16],"product_tag":[],"class_list":["post-29","product","type-product","status-publish","has-post-thumbnail","product_cat-multiroom","product_cat-commercial","first","instock","shipping-taxable","product-type-external"],"_links":{"self":[{"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/product\/29","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/comments?post=29"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/media\/74"}],"wp:attachment":[{"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/media?parent=29"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/product_brand?post=29"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/product_cat?post=29"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/site.dcsmartmeter.com\/en\/wp-json\/wp\/v2\/product_tag?post=29"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}