{"id":3152,"date":"2022-05-13T14:23:09","date_gmt":"2022-05-13T06:23:09","guid":{"rendered":"https:\/\/www.hginstrument.com\/?p=3152"},"modified":"2022-05-13T14:23:09","modified_gmt":"2022-05-13T06:23:09","slug":"common-faults-and-treatment-of-metal-tube-rotameter","status":"publish","type":"post","link":"https:\/\/www.hginstrument.com\/fr\/common-faults-and-treatment-of-metal-tube-rotameter\/","title":{"rendered":"Common faults and treatment of Metal tube rotameter"},"content":{"rendered":"<table width=\"994\">\n<tbody>\n<tr style=\"background-color: #d8d8d8;\">\n<td style=\"text-align: center;\" width=\"268\">Ph\u00e9nom\u00e8ne de d\u00e9faillance<\/td>\n<td style=\"text-align: center;\" width=\"312\">Raison<\/td>\n<td style=\"text-align: center;\" width=\"414\">Mesures de traitement<\/td>\n<\/tr>\n<tr>\n<td style=\"vertical-align: middle;\" width=\"268\">Flow indicator&#8217;s pointer is jittering<\/td>\n<td width=\"312\">1. Medium pulsation.<br \/>\n2. Pressure is unstable.<\/td>\n<td width=\"414\">1. Increase the damping.<br \/>\n2. Use pressure stabilizer or flow stabilizer device.<\/td>\n<\/tr>\n<tr>\n<td style=\"vertical-align: middle;\" width=\"268\">The flow indicator&#8217;s pointer stopped at a certain position<\/td>\n<td width=\"312\">1. Open valve too fast which cause the float getting stuck.<br \/>\n2. The float guide rod&#8217;s axis is different that of the stop ring.<\/td>\n<td width=\"414\">1. Slow the valve opening speed.<br \/>\n2. Remove the instrument for adjustment.<\/td>\n<\/tr>\n<tr>\n<td style=\"vertical-align: middle;\" width=\"268\">Large measurement error<\/td>\n<td width=\"312\">1. The installation does not meet requirements.<br \/>\n2. The density of liquid medium varies greatly.<br \/>\n3. Temperature and pressure have great influence.<br \/>\n4. Pipe vibration.<\/td>\n<td width=\"414\">1. Angle of inclination is not more than 20 degrees for vertical installation or horizontal installation.<br \/>\n2. Calculate the error correction coefficient and multiply the reading to get the actual flow rate.<br \/>\n3. Using temperature and pressure compensation.<br \/>\n4. Find a professional to adjust parts.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Common faults and treatment of Metal tube rotameter<\/p>","protected":false},"author":1,"featured_media":2768,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2130],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/posts\/3152"}],"collection":[{"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/comments?post=3152"}],"version-history":[{"count":0,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/posts\/3152\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/media\/2768"}],"wp:attachment":[{"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/media?parent=3152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/categories?post=3152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hginstrument.com\/fr\/wp-json\/wp\/v2\/tags?post=3152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}