{"id":1637,"date":"2022-03-23T20:04:43","date_gmt":"2022-03-23T12:04:43","guid":{"rendered":"https:\/\/store.west-hn.com\/?post_type=product&#038;p=1637"},"modified":"2024-03-19T15:30:53","modified_gmt":"2024-03-19T07:30:53","slug":"we-ru01","status":"publish","type":"product","link":"https:\/\/store.west-hn.com\/en\/product\/we-ru01\/","title":{"rendered":"Active RFID 485 Reader Base Station WE-RU01"},"content":{"rendered":"<h4>Product Overview<\/h4>\n<p>RS485 reader WE-RU01 base station installs a reading antenna, detects the tag distance open up to 100 meters. The reader can not only read the ID value of the electronic tag, but also can calculate the actual distance of the tag by measuring the wireless signal field strength of the electronic tag. A number of positioning base station (reader) work together, you can determine the effective range of the specific location of the electronic tag, realizing the location of personnel, goods real-time monitoring, convenient personnel, goods tracking and finding.<\/p>\n<h4>Application Areas<\/h4>\n<p>Tag positioning is widely used in many applications such as intelligent warehouse management, logistics tracking, indoor navigation, and people management.<\/p>\n<h4>Distance measurement formula<\/h4>\n<p>This product calculates the distance between the electronic tag and the antenna by measuring the wireless signal field strength of the tag, and the distance and the wireless signal strength are in an exponential curve relationship as follows:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2276\" src=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula-639x400.png\" alt=\"\" width=\"639\" height=\"400\" srcset=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula-639x400.png 639w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula-600x376.png 600w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula-768x481.png 768w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula.png 1113w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/p>\n<p>Due to chart size limitations, only correspondences within a distance of 7 meters are shown<br \/>\nIn the above graph, there are 3 values that we need to measure repeatedly to calibrate.<br \/>\n1. L0: The signal strength when the distance between the tag and the reader is 0 cm, the measured value is -8dBm.<br \/>\n2.L1: Signal strength when the distance between the tag and the reader is 40cm, measured value is -20dBm.<br \/>\n3.L2: Signal strength when the distance between the tag and the reader is 100cm, measured value is -30dBm.<br \/>\nBased on these three values, the derived formula is as follows:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2277\" src=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2022\/03\/RU01-distance-formula1.png\" alt=\"\" width=\"546\" height=\"231\" \/><\/p>\n<p>For specific algorithm implementation, please refer to our DEMO software source code<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li>It can detect 100 electronic tags at the same time, and the antenna detection distance can reach 100 meters in the open.<\/li>\n<li>The wireless signal field strength of the electronic tag can be measured and the actual distance of the tag can be calculated.<\/li>\n<li>10 tags can be called for audible and visual alerts at the same time (only available for audible and visual alert tags)<\/li>\n<li>The readout antenna can be extended up to 50 meters (9600bps) for easy installation and deployment.<\/li>\n<li>Provides open protocols to facilitate communication between third party systems and card readers.<\/li>\n<li>C++ source code reference is provided to facilitate users to develop their own labeling and positioning management system.<\/li>\n<li>Wide voltage supply from 10 to 26V, each reader consumes no more than 200mA (12V)<\/li>\n<li>Aluminum alloy shell, sturdy and durable. Fixed lugs on both sides for easy wall mounting<\/li>\n<\/ul>","protected":false},"featured_media":2368,"template":"","meta":[],"product_brand":[],"product_cat":[292,143],"product_tag":[416,218,215,217,216],"class_list":{"0":"post-1637","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dukaqi","7":"product_cat-base-station","8":"product_tag-416","9":"product_tag-personnel-management","10":"product_tag-warehouse-management","11":"product_tag-indoor-navigation","12":"product_tag-logistics-tracking","13":"pa_positioning-property-reader-wired-card","15":"first","16":"instock","17":"taxable","18":"shipping-taxable","19":"purchasable","20":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6709\u6e90RFID485\u8bfb\u5361\u57fa\u7ad9 WE-RU01<\/title>\n<meta name=\"description\" content=\"\u5de5\u4e1a\u7269\u8054\u7f51\u8bbe\u5907\u4f9b\u5e94\u5546-\u6d77\u5357\u4e16\u7535\u79d1\u6280 - 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