{"id":26787,"date":"2024-03-10T19:20:57","date_gmt":"2024-03-10T11:20:57","guid":{"rendered":"https:\/\/www.modbus.cn\/?post_type=product&#038;p=26787"},"modified":"2025-11-21T11:15:49","modified_gmt":"2025-11-21T03:15:49","slug":"liquid-level-transmitter-pm222","status":"publish","type":"product","link":"https:\/\/www.modbus.cn\/en\/product\/26787.html","title":{"rendered":"Modbus\u6db2\u4f4d\u53d8\u9001\u5668\uff1a\u7cbe\u51c6\u6d4b\u91cf\uff0c\u9ad8\u6548\u76d1\u6d4b"},"content":{"rendered":"<div class=\"markdown markdown-main-panel ui-v2-enabled\" dir=\"ltr\">\n<p data-sourcepos=\"3:1-3:8\"><strong>\u4ea7\u54c1\u6982\u8ff0<\/strong><\/p>\n<p data-sourcepos=\"5:1-5:181\">Modbus\u6db2\u4f4d\u53d8\u9001\u5668\u662f\u4e00\u6b3e\u91c7\u7528\u9ad8\u6027\u80fd\u7684\u611f\u538b\u82af\u7247\uff0c\u914d\u5408\u5148\u8fdb\u7684\u7535\u8def\u5904\u7406\u548c\u6e29\u5ea6\u8865\u507f\u6280\u672f\uff0c\u5c06\u6db2\u4f4d\u53d8\u5316\u8f6c\u5316\u4e3a\u7ebf\u6027\u7684\u7535\u6d41\u6216\u7535\u538b\u4fe1\u53f7\u7684\u4eea\u8868\u3002\u4ea7\u54c1\u91c7\u7528 485 \u901a\u4fe1\u63a5\u53e3\u6807\u51c6 ModBus-RTU \u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6d88\u9632\u6c34\u8f66\u3001\u6c34\u5382\u3001\u6c61\u6c34\u5904\u7406\u5382\u3001\u57ce\u5e02\u4f9b\u6c34\u3001\u9ad8\u697c\u6c34\u6c60\u3001\u6c34\u4e95\u3001\u6c34\u5854\u3001\u5730\u70ed\u4e95\u3001\u77ff\u4e95\u3001\u5de5\u4e1a\u6c34\u6c60\u3001\u6c34\u6587\u5730\u8d28\u3001\u6c34\u5e93\u3001\u6cb3\u6d41\u3001\u6d77\u6d0b\u3001\u6c34\u5faa\u73af\u3001\u6c34\u5904\u7406\u7b49\u9886\u57df\u7684\u6db2\u4f4d\u76d1\u6d4b\u3002<\/p>\n<p data-sourcepos=\"7:1-7:8\"><strong>\u4ea7\u54c1\u7279\u70b9<\/strong><\/p>\n<ul data-sourcepos=\"9:1-22:0\">\n<li data-sourcepos=\"9:1-9:32\">\u6d4b\u91cf\u7cbe\u5ea6\u9ad8\uff1a0.2%FS \u6216 0.5%FS\uff08\u53ef\u9009\uff09\u3002<\/li>\n<li data-sourcepos=\"10:1-10:29\"><strong>\u6d4b\u91cf\u8303\u56f4\u5bbd\uff1a<\/strong>-0.1~+100MPa\uff08\u53ef\u9009\uff09\u3002<\/li>\n<li data-sourcepos=\"11:1-11:36\">\u8f93\u51fa\u4fe1\u53f7\uff1aRS485 \u6807\u51c6 ModBus-RTU \u901a\u4fe1\u534f\u8bae\u3002<\/li>\n<li data-sourcepos=\"12:1-12:17\">\u4ea7\u54c1\u529f\u7387\uff1a0.35W\u3002<\/li>\n<li data-sourcepos=\"13:1-13:21\">\u4f9b\u7535\u7535\u6e90\uff1a10-30V DC\u3002<\/li>\n<li data-sourcepos=\"14:1-14:16\">\u9632\u62a4\u7b49\u7ea7\uff1aIP65\u3002<\/li>\n<li data-sourcepos=\"15:1-22:0\"><strong>\u529f\u80fd\u7279\u70b9\uff1a<\/strong>\n<ul data-sourcepos=\"16:5-22:0\">\n<li data-sourcepos=\"16:5-16:23\">\u5168\u4e0d\u9508\u94a2\u7ed3\u6784\uff0c\u9632\u62a4\u7b49\u7ea7 IP65\u3002<\/li>\n<li data-sourcepos=\"17:5-17:24\">\u5bbd\u7535\u538b\u4f9b\u7535 10~30V \u5bbd\u538b\u4f9b\u7535\u3002<\/li>\n<li data-sourcepos=\"18:5-18:35\">\u53cd\u6781\u6027\u4fdd\u62a4\u548c\u77ac\u95f4\u8fc7\u7535\u6d41\u8fc7\u7535\u538b\u4fdd\u62a4\uff0c\u7b26\u5408 EMI \u9632\u62a4\u8981\u6c42\u3002<\/li>\n<li data-sourcepos=\"19:5-19:26\">\u538b\u529b\u8fc7\u538b\u4fdd\u62a4\u3001\u77ac\u95f4\u53ef\u8010 1.5 \u500d\u8fc7\u538b\u3002<\/li>\n<li data-sourcepos=\"20:5-20:20\">\u6e29\u5ea6\u81ea\u52a8\u8865\u507f\uff0c\u6e29\u98d8\u81ea\u52a8\u4fee\u6b63\u3002<\/li>\n<li data-sourcepos=\"21:5-22:0\">485 \u901a\u4fe1\u63a5\u53e3\u6807\u51c6 ModBus-RTU \u901a\u4fe1\u534f\u8bae\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p data-sourcepos=\"23:1-23:10\"><strong>\u4e3b\u8981\u6280\u672f\u6307\u6807<\/strong><\/p>\n<div class=\"horizontal-scroll-wrapper\">\n<div class=\"table-block-component\">\n<div class=\"table-block\">\n<div class=\"table-content\">\n<table data-sourcepos=\"25:1-31:41\">\n<tbody>\n<tr data-sourcepos=\"25:1-25:43\">\n<th data-sourcepos=\"25:1-25:6\">\u6d4b\u91cf\u8303\u56f4<\/th>\n<th data-sourcepos=\"25:8-25:13\">\u6d4b\u91cf\u7cbe\u5ea6<\/th>\n<th data-sourcepos=\"25:15-25:20\">\u8f93\u51fa\u4fe1\u53f7<\/th>\n<th data-sourcepos=\"25:22-25:27\">\u4ea7\u54c1\u529f\u7387<\/th>\n<th data-sourcepos=\"25:29-25:34\">\u4f9b\u7535\u7535\u6e90<\/th>\n<th data-sourcepos=\"25:36-25:41\">\u8fc7\u8f7d\u80fd\u529b<\/th>\n<\/tr>\n<tr data-sourcepos=\"27:1-27:103\">\n<td data-sourcepos=\"27:1-27:18\">-0.1~+100MPa\uff08\u53ef\u9009\uff09<\/td>\n<td data-sourcepos=\"27:20-27:40\">0.2%FS \u6216 0.5%FS\uff08\u53ef\u9009\uff09<\/td>\n<td data-sourcepos=\"27:42-27:67\">RS485 \u6807\u51c6 ModBus-RTU \u901a\u4fe1\u534f\u8bae<\/td>\n<td data-sourcepos=\"27:69-27:75\">0.35W<\/td>\n<td data-sourcepos=\"27:77-27:87\">10-30V DC<\/td>\n<td data-sourcepos=\"27:89-27:101\">&lt;1.5 \u500d\u91cf\u7a0b<\/td>\n<\/tr>\n<tr data-sourcepos=\"28:1-28:45\">\n<td data-sourcepos=\"28:1-28:7\">\u957f\u671f\u7a33\u5b9a\u6027<\/td>\n<td data-sourcepos=\"28:9-28:14\">\u54cd\u5e94\u65f6\u95f4<\/td>\n<td data-sourcepos=\"28:16-28:21\">\u96f6\u70b9\u6f02\u79fb<\/td>\n<td data-sourcepos=\"28:23-28:29\">\u7075\u654f\u5ea6\u6f02\u79fb<\/td>\n<td data-sourcepos=\"28:31-28:36\">\u5de5\u4f5c\u6e29\u5ea6<\/td>\n<td data-sourcepos=\"28:38-28:43\">\u4ecb\u8d28\u6e29\u5ea6<\/td>\n<\/tr>\n<tr data-sourcepos=\"29:1-29:62\">\n<td data-sourcepos=\"29:1-29:11\">\u2264 \u00b10.3%FS<\/td>\n<td data-sourcepos=\"29:13-29:18\">\u22641ms<\/td>\n<td data-sourcepos=\"29:20-29:30\">\u2264 \u00b11.5%FS<\/td>\n<td data-sourcepos=\"29:32-29:42\">\u2264 \u00b11.5%FS<\/td>\n<td data-sourcepos=\"29:44-29:52\">-20~60\u2103<\/td>\n<td data-sourcepos=\"29:54-29:60\">0~40\u2103<\/td>\n<\/tr>\n<tr data-sourcepos=\"30:1-30:28\">\n<td data-sourcepos=\"30:1-30:6\">\u8865\u507f\u6e29\u5ea6<\/td>\n<td data-sourcepos=\"30:8-30:13\">\u6d4b\u91cf\u4ecb\u8d28<\/td>\n<td data-sourcepos=\"30:15-30:20\">\u9632\u62a4\u7b49\u7ea7<\/td>\n<td data-sourcepos=\"30:22-30:22\"><\/td>\n<td data-sourcepos=\"30:24-30:24\"><\/td>\n<td data-sourcepos=\"30:26-30:26\"><\/td>\n<\/tr>\n<tr data-sourcepos=\"31:1-31:41\">\n<td data-sourcepos=\"31:1-31:9\">-10~70\u2103<\/td>\n<td data-sourcepos=\"31:11-31:26\">\u5bf9\u672c\u4e0d\u9508\u94a2\u65e0\u8150\u8680\u7684\u6c14\u4f53\u3001\u6db2\u4f53<\/td>\n<td data-sourcepos=\"31:28-31:33\">IP65<\/td>\n<td data-sourcepos=\"31:35-31:35\"><\/td>\n<td data-sourcepos=\"31:37-31:37\"><\/td>\n<td data-sourcepos=\"31:39-31:39\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p data-sourcepos=\"33:1-33:8\"><strong>\u5e94\u7528\u9886\u57df<\/strong><\/p>\n<ul data-sourcepos=\"35:1-51:0\">\n<li data-sourcepos=\"35:1-35:6\">\u6d88\u9632\u6c34\u8f66<\/li>\n<li data-sourcepos=\"36:1-36:4\">\u6c34\u5382<\/li>\n<li data-sourcepos=\"37:1-37:7\">\u6c61\u6c34\u5904\u7406\u5382<\/li>\n<li data-sourcepos=\"38:1-38:6\">\u57ce\u5e02\u4f9b\u6c34<\/li>\n<li data-sourcepos=\"39:1-39:6\">\u9ad8\u697c\u6c34\u6c60<\/li>\n<li data-sourcepos=\"40:1-40:4\">\u6c34\u4e95<\/li>\n<li data-sourcepos=\"41:1-41:4\">\u6c34\u5854<\/li>\n<li data-sourcepos=\"42:1-42:5\">\u5730\u70ed\u4e95<\/li>\n<li data-sourcepos=\"43:1-43:4\">\u77ff\u4e95<\/li>\n<li data-sourcepos=\"44:1-44:6\">\u5de5\u4e1a\u6c34\u6c60<\/li>\n<li data-sourcepos=\"45:1-45:6\">\u6c34\u6587\u5730\u8d28<\/li>\n<li data-sourcepos=\"46:1-46:4\">\u6c34\u5e93<\/li>\n<li data-sourcepos=\"47:1-47:4\">\u6cb3\u6d41<\/li>\n<li data-sourcepos=\"48:1-48:4\">\u6d77\u6d0b<\/li>\n<li data-sourcepos=\"49:1-49:5\">\u6c34\u5faa\u73af<\/li>\n<li data-sourcepos=\"50:1-51:0\">\u6c34\u5904\u7406<\/li>\n<\/ul>\n<p data-sourcepos=\"60:1-60:8\"><strong>\u5b89\u88c5\u8bf4\u660e<\/strong><\/p>\n<ol data-sourcepos=\"62:1-69:0\">\n<li data-sourcepos=\"62:1-62:10\">\u68c0\u67e5\u8bbe\u5907\u6e05\u5355\u3002<\/li>\n<li data-sourcepos=\"63:1-65:35\">\u63a5\u7ebf\u8bf4\u660e\uff1a\n<ul data-sourcepos=\"64:5-65:35\">\n<li data-sourcepos=\"64:5-64:27\">\u7535\u6e90\uff1a\u7ea2\u8272\u7ebf\u63a5\u7535\u6e90\u6b63\u6781\uff0c\u9ed1\u8272\u7ebf\u63a5\u7535\u6e90\u8d1f\u6781\u3002<\/li>\n<li data-sourcepos=\"65:5-65:35\">485 \u901a\u4fe1\uff1aA \u7ebf\u63a5 485-A\uff0cB \u7ebf\u63a5 485-B\u3002<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"66:1-69:0\">\u8bbe\u5907\u5b89\u88c5\uff1a\n<ul data-sourcepos=\"67:5-69:0\">\n<li data-sourcepos=\"67:5-67:18\">\u5c06\u8bbe\u5907\u5b89\u88c5\u5728\u5408\u9002\u7684\u4f4d\u7f6e\u3002<\/li>\n<li data-sourcepos=\"68:5-69:0\">\u786e\u4fdd\u8bbe\u5907\u5b89\u88c5\u7262\u56fa\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p data-sourcepos=\"70:1-70:10\"><strong>\u8bbe\u5907\u64cd\u4f5c\u8bf4\u660e<\/strong><\/p>\n<ol data-sourcepos=\"72:1-78:9\">\n<li data-sourcepos=\"72:1-78:9\">\u9762\u677f\u8bf4\u660e\uff1a\n<ul data-sourcepos=\"73:5-78:9\">\n<li data-sourcepos=\"73:5-73:25\">\u6db2\u4f4d\u6c34\u5e73\uff1a\u5f53\u524d\u6db2\u4f4d\u503c\u5728\u91cf\u7a0b\u7684\u4e2d\u7684\u5360\u6bd4\u3002<\/li>\n<li data-sourcepos=\"74:5-74:18\">\u8d1f\u53f7\uff1a\u6db2\u4f4d\u4e3a\u8d1f\u503c\u65f6\u663e\u793a\u3002<\/li>\n<li data-sourcepos=\"75:5-75:31\">\u4e0a\/\u4e0b\u9650\u8d85\u9650\u62a5\u8b66\u663e\u793a\uff1a\u4e0a\u9650\u4e3a\u4e0a\u7bad\u5934\uff0c\u4e0b\u9650\u4e3a\u4e0b\u7bad\u5934\u3002<\/li>\n<li data-sourcepos=\"76:5-76:17\">\u8fdb\u5165\u8bbe\u7f6e\u65f6 \u5bc6\u7801\u4f4d\u7f6e\u3002<\/li>\n<li data-sourcepos=\"77:5-77:11\">\u6db2\u4f4d\u6570\u503c\u3002<\/li>\n<li data-sourcepos=\"78:5-78:9\">\u5355\u4f4d\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<span id=\"magicpostMarker\"><\/span>","protected":false},"excerpt":{"rendered":"<p>Modbus\u6db2\u4f4d\u53d8\u9001\u5668\u662f\u4e00\u6b3e\u91c7\u7528\u9ad8\u6027\u80fd\u7684\u611f\u538b\u82af\u7247\uff0c\u914d\u5408\u5148\u8fdb\u7684\u7535\u8def\u5904\u7406\u548c\u6e29\u5ea6\u8865\u507f\u6280\u672f\uff0c\u5c06\u6db2\u4f4d\u53d8\u5316\u8f6c\u5316\u4e3a\u7ebf\u6027\u7684\u7535\u6d41\u6216\u7535\u538b\u4fe1\u53f7\u7684\u4eea\u8868\u3002\u4ea7\u54c1\u91c7\u7528 485 \u901a\u4fe1\u63a5\u53e3\u6807\u51c6 ModBus-RTU \u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6d88\u9632\u6c34\u8f66\u3001\u6c34\u5382\u3001\u6c61\u6c34\u5904\u7406\u5382\u3001\u57ce\u5e02\u4f9b\u6c34\u3001\u9ad8\u697c\u6c34\u6c60\u3001\u6c34\u4e95\u3001\u6c34\u5854\u3001\u5730\u70ed\u4e95\u3001\u77ff\u4e95\u3001\u5de5\u4e1a\u6c34\u6c60\u3001\u6c34\u6587\u5730\u8d28\u3001\u6c34\u5e93\u3001\u6cb3\u6d41\u3001\u6d77\u6d0b\u3001\u6c34\u5faa\u73af\u3001\u6c34\u5904\u7406\u7b49\u9886\u57df\u7684\u6db2\u4f4d\u76d1\u6d4b\u3002<\/p>","protected":false},"featured_media":34985,"comment_status":"open","ping_status":"closed","template":"","meta":{"_members_access_role":[],"_members_access_error":""},"product_brand":[],"product_cat":[1907,1911,1910,2158],"product_tag":[2831,2992,2830],"class_list":["post-26787","product","type-product","status-publish","has-post-thumbnail","product_cat-sensor","product_cat-sensor-transmitter-series","product_cat-hydrogeological-hazard-monitoring","product_cat-yewei","product_tag-2831","product_tag-2992","product_tag-2830","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product\/26787","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=26787"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/34985"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=26787"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_brand?post=26787"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_cat?post=26787"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_tag?post=26787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}