{"id":44185,"date":"2024-08-18T16:46:21","date_gmt":"2024-08-18T08:46:21","guid":{"rendered":"https:\/\/hongtronics.com\/?post_type=product&#038;p=44185"},"modified":"2026-10-02T09:39:13","modified_gmt":"2026-10-02T01:39:13","slug":"hh-t8448-co2-temperature-transmitter-com","status":"publish","type":"product","link":"https:\/\/hongtronics.com\/en\/product\/hh-t8448-co2-temperature-transmitter-com\/","title":{"rendered":"COMET T8448 \u4e8c\u6c27\u5316\u78b3\u8207\u6eab\u5ea6\u611f\u6e2c\u5668\uff5cRS485\u8f38\u51fa"},"content":{"rendered":"\t\t<div data-elementor-type=\"product-post\" data-elementor-id=\"44185\" class=\"elementor elementor-44185\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-84070f2 e-flex e-con-boxed e-con e-parent\" data-id=\"84070f2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e860c9 elementor-widget__width-initial elementor-widget elementor-widget-html\" data-id=\"1e860c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<!-- COMET T8448 WooCommerce \u7522\u54c1\u9577\u6558\u8ff0\uff5c\u7121\u91cd\u8907 H1 \u8207 Banner -->\n<section aria-label=\"COMET T8448 \u7522\u54c1\u8cc7\u8a0a\" class=\"comet-t8448\"><div class=\"t8448-wrap\"><section aria-labelledby=\"t8448-overview\" class=\"t8448-section t8448-overview\"><p class=\"t8448-eyebrow\">\u7522\u54c1\u6982\u8ff0<\/p><h2 id=\"t8448-overview\">COMET T8448 \u4e8c\u6c27\u5316\u78b3\u8207\u6eab\u5ea6\u50b3\u9001\u5668\uff5c\u5167\u5efa\u611f\u6e2c\u5668\u3001RS485 \u8f38\u51fa<\/h2><p>COMET T8448 \u662f\u5ba4\u5167\u58c1\u639b\u5f0f\u4e8c\u6c27\u5316\u78b3\u8207\u6eab\u5ea6\u50b3\u9001\u5668\uff0c\u5167\u5efa\u96d9\u6ce2\u9577 NDIR CO\u2082 \u611f\u6e2c\u5143\u4ef6\u8207\u6eab\u5ea6\u611f\u6e2c\u5668\u3002\u6a19\u6e96 CO\u2082 \u91cf\u6e2c\u7bc4\u570d\u70ba 0\uff5e5,000 ppm\uff0c\u6eab\u5ea6\u91cf\u6e2c\u7bc4\u570d\u70ba \u221210\uff5e+50 \u00b0C\uff0c\u9069\u5408\u5ba4\u5167\u7a7a\u6c23\u54c1\u8cea\u8207 HVAC \u901a\u98a8\u7ba1\u7406\u3002<\/p><p>\u63a1\u96fb\u6c23\u9694\u96e2 RS485 \u4ecb\u9762\uff0c\u652f\u63f4 Modbus RTU\u3001ARION \u8207\u76f8\u5bb9 Advantech ADAM \u5354\u5b9a\uff0c\u53ef\u4e32\u63a5\u76f8\u5bb9 PLC\u3001BMS \u6216 SCADA\u3002\u96d9\u884c LCD \u63d0\u4f9b\u73fe\u5834\u8b80\u503c\uff0c\u4e09\u8272 LED \u986f\u793a CO\u2082 \u6fc3\u5ea6\u72c0\u614b\uff0c\u652f\u63f4 9\uff5e30 VDC \u4f9b\u96fb\u3002<\/p><div aria-label=\"T8448 \u4e3b\u8981\u898f\u683c\" class=\"t8448-badges\"><span>CO\u2082 0\uff5e5,000 ppm<\/span><span>\u6eab\u5ea6 \u221210\uff5e+50 \u00b0C<\/span><span>RS485\uff0fModbus RTU<\/span><span>\u96d9\u884c LCD\uff0f\u4e09\u8272 LED<\/span><span>9\uff5e30 VDC<\/span><\/div><\/section>\n<section aria-labelledby=\"t8448-benefits\" class=\"t8448-section\"><p class=\"t8448-eyebrow\">\u6838\u5fc3\u529f\u80fd<\/p><h2 id=\"t8448-benefits\">\u6574\u5408\u5ba4\u5167 CO\u2082 \u8207\u6eab\u5ea6\u76e3\u6e2c<\/h2><div class=\"t8448-card-grid\"><article class=\"t8448-card\"><span aria-hidden=\"true\" class=\"t8448-card-index\">01<\/span><h3>\u96d9\u6ce2\u9577 NDIR \u91cf\u6e2c<\/h3><p>\u5167\u5efa\u96d9\u6ce2\u9577 NDIR CO\u2082 \u611f\u6e2c\u5668\uff0c\u4ee5\u591a\u9ede\u8abf\u6574\u8207\u611f\u6e2c\u5143\u4ef6\u8001\u5316\u88dc\u511f\u63d0\u5347\u9577\u671f\u7a69\u5b9a\u6027\uff1b\u7121\u9808\u5916\u63a5 CO\u2082 \u63a2\u68d2\u3002<\/p><\/article><article class=\"t8448-card\"><span aria-hidden=\"true\" class=\"t8448-card-index\">02<\/span><h3>RS485 \u7cfb\u7d71\u6574\u5408<\/h3><p>\u96fb\u6c23\u9694\u96e2 RS485 \u8f38\u51fa\u652f\u63f4 Modbus RTU\uff0c\u4ea6\u53ef\u8a2d\u5b9a\u70ba ARION \u6216\u76f8\u5bb9 Advantech ADAM \u5354\u5b9a\uff0c\u65b9\u4fbf\u63a5\u5165\u65e2\u6709\u63a7\u5236\u7cfb\u7d71\u3002<\/p><\/article><article class=\"t8448-card\"><span aria-hidden=\"true\" class=\"t8448-card-index\">03<\/span><h3>LCD \u8207\u6fc3\u5ea6\u72c0\u614b\u63d0\u793a<\/h3><p>\u96d9\u884c LCD \u986f\u793a CO\u2082 \u8207\u6eab\u5ea6\uff0c\u53ef\u4f9d\u9700\u6c42\u95dc\u9589\uff1b\u7da0\u3001\u9ec3\u3001\u7d05 LED \u8b93\u73fe\u5834\u4eba\u54e1\u5feb\u901f\u8fa8\u8b58\u6fc3\u5ea6\u5340\u9593\u3002<\/p><\/article><article class=\"t8448-card\"><span aria-hidden=\"true\" class=\"t8448-card-index\">04<\/span><h3>\u5ba4\u5167\u58c1\u639b\u5b89\u88dd<\/h3><p>\u9069\u5408\u5b89\u88dd\u65bc KU68 \u63a5\u7dda\u76d2\uff0c\u63a1\u5ba4\u5167\u5916\u89c0\u8a2d\u8a08\u3002CO\u2082 \u63d0\u4f9b SLOW \u8207 FAST \u6a21\u5f0f\uff0c\u53ef\u4f9d\u76e3\u6e2c\u7528\u9014\u9078\u64c7\u6ffe\u6ce2\u65b9\u5f0f\u3002<\/p><\/article><\/div><\/section>\n<section aria-labelledby=\"t8448-apps\" class=\"t8448-section t8448-applications\"><div class=\"t8448-section-heading\"><div><p class=\"t8448-eyebrow\">\u61c9\u7528\u5834\u57df<\/p><h2 id=\"t8448-apps\">\u5ba4\u5167\u7a7a\u6c23\u54c1\u8cea\u8207\u901a\u98a8\u7cfb\u7d71\u76e3\u6e2c<\/h2><\/div><p>\u9069\u7528\u65bc\u975e\u8150\u8755\u6027\u3001\u7121\u51dd\u7d50\u7684\u5ba4\u5167\u74b0\u5883\u3002\u642d\u914d\u5916\u90e8\u63a7\u5236\u5668\u8b80\u53d6 CO\u2082 \u8207\u6eab\u5ea6\uff0c\u4f9b\u901a\u98a8\u7ba1\u7406\u8207\u74b0\u5883\u76e3\u6e2c\u4f7f\u7528\u3002<\/p><\/div><ul class=\"t8448-app-list\"><li><span>01<\/span>\u8fa6\u516c\u5ba4\u8207\u6703\u8b70\u7a7a\u9593<\/li><li><span>02<\/span>\u6559\u5ba4\u8207\u5716\u66f8\u9928<\/li><li><span>03<\/span>\u5546\u5834\u8207\u516c\u5171\u5efa\u7bc9<\/li><li><span>04<\/span>\u5be6\u9a57\u5ba4\u5ba4\u5167\u74b0\u5883<\/li><li><span>05<\/span>BMS \u6a13\u5b87\u7ba1\u7406\u7cfb\u7d71<\/li><li><span>06<\/span>HVAC \u7a7a\u8abf\u8207\u901a\u98a8<\/li><\/ul><\/section>\n<section aria-labelledby=\"t8448-guide\" class=\"t8448-section t8448-guide\"><div><p class=\"t8448-eyebrow\">\u7cfb\u7d71\u9078\u578b\u63d0\u9192<\/p><h2 id=\"t8448-guide\">\u78ba\u8a8d RS485 \u63a7\u5236\u5668\u8207\u5ba4\u5167\u5b89\u88dd\u4f4d\u7f6e<\/h2><p>T8448 \u63d0\u4f9b CO\u2082 \u8207\u6eab\u5ea6\u91cf\u6e2c\uff0c\u9069\u5408\u4e32\u63a5\u5177 RS485 \u8207\u76f8\u5bb9\u5354\u5b9a\u7684\u63a7\u5236\u5668\u3002\u8acb\u78ba\u8a8d\u901a\u8a0a\u4f4d\u5740\u3001\u50b3\u8f38\u901f\u7387\u53ca\u7d42\u7aef\u96fb\u963b\u914d\u7f6e\uff0c\u4e26\u907f\u958b\u65e5\u7167\u3001\u6696\u6c23\u3001\u51fa\u98a8\u53e3\u53ca\u9580\u7a97\u7b49\u5e72\u64fe\u4f4d\u7f6e\u3002\u4e09\u8272 LED \u70ba\u672c\u6a5f\u6fc3\u5ea6\u63d0\u793a\uff1b\u901a\u98a8\u63a7\u5236\u8207\u9060\u7aef\u901a\u77e5\u7531\u5916\u90e8\u7cfb\u7d71\u5be6\u4f5c\u3002<\/p><\/div><a aria-label=\"\u67e5\u770b\u5b8f\u8679 COMET \u74b0\u5883\u76e3\u6e2c\u65b9\u6848\" class=\"t8448-button t8448-button-secondary\" href=\"https:\/\/hongtronics.com\/comet\/\">\u67e5\u770b COMET \u76e3\u6e2c\u65b9\u6848<\/a><\/section>\n<section aria-labelledby=\"t8448-spec\" class=\"t8448-section\"><p class=\"t8448-eyebrow\">\u6280\u8853\u898f\u683c<\/p><h2 id=\"t8448-spec\">COMET T8448 \u898f\u683c\u53c3\u6578<\/h2><div aria-label=\"T8448 \u6280\u8853\u898f\u683c\u8868\" class=\"t8448-table-scroll\" role=\"region\" tabindex=\"0\"><table class=\"t8448-spec-table\"><thead><tr><th scope=\"col\">\u5206\u985e<\/th><th scope=\"col\">\u9805\u76ee<\/th><th scope=\"col\">\u5167\u5bb9<\/th><\/tr><\/thead><tbody><tr><th rowspan=\"7\" scope=\"rowgroup\">CO\u2082 \u91cf\u6e2c<\/th><td>\u611f\u6e2c\u539f\u7406<\/td><td>\u5167\u5efa\u96d9\u6ce2\u9577 NDIR \u611f\u6e2c\u5668<\/td><\/tr><tr><td>\u6a19\u6e96\u91cf\u6e2c\u7bc4\u570d<\/td><td>0\uff5e5,000 ppm<\/td><\/tr><tr><td>\u7cbe\u5ea6<\/td><td>\u00b1\uff0850 ppm\uff0b\u8b80\u503c\u7684 3%\uff09\uff0c\u65bc 25 \u00b0C\u30011013 hPa<\/td><\/tr><tr><td>\u89e3\u6790\u5ea6<\/td><td>1 ppm<\/td><\/tr><tr><td>\u91cf\u6e2c\u9593\u9694<\/td><td>15 \u79d2<\/td><\/tr><tr><td>\u53cd\u61c9\u6642\u9593 t90<\/td><td>SLOW \u6a21\u5f0f\uff1c195 \u79d2\uff1bFAST \u6a21\u5f0f\uff1c75 \u79d2<\/td><\/tr><tr><td>\u6a21\u5f0f<\/td><td>SLOW\uff1a\u6ffe\u6ce2\u5e73\u5747\uff1bFAST\uff1a\u672a\u7d93\u5e73\u5747\u7684\u5373\u6642\u503c<\/td><\/tr><tr><th rowspan=\"5\" scope=\"rowgroup\">\u6eab\u5ea6\u91cf\u6e2c<\/th><td>\u91cf\u6e2c\u7bc4\u570d<\/td><td>\u221210\uff5e+50 \u00b0C<\/td><\/tr><tr><td>\u7cbe\u5ea6<\/td><td>\u00b10.5 \u00b0C<\/td><\/tr><tr><td>\u89e3\u6790\u5ea6<\/td><td>0.1 \u00b0C<\/td><\/tr><tr><td>\u91cf\u6e2c\u9593\u9694<\/td><td>0.5 \u79d2<\/td><\/tr><tr><td>\u6eab\u5ea6\u55ae\u4f4d<\/td><td>\u00b0C\u3001\u00b0F<\/td><\/tr><tr><th rowspan=\"6\" scope=\"rowgroup\">\u8f38\u51fa\u8207\u986f\u793a<\/th><td>\u4ecb\u9762<\/td><td>RS485\uff0c\u96fb\u6c23\u9694\u96e2<\/td><\/tr><tr><td>\u901a\u8a0a\u5354\u5b9a<\/td><td>Modbus RTU\u3001ARION\u3001\u76f8\u5bb9 Advantech ADAM \u5354\u5b9a<\/td><\/tr><tr><td>\u51fa\u5ee0\u901a\u8a0a\u8a2d\u5b9a<\/td><td>Modbus RTU\uff1b\u4f4d\u5740 1\uff1b9600 Bd\uff1b\u7121\u540c\u4f4d\u5143\u6aa2\u67e5\uff1b2 \u500b\u505c\u6b62\u4f4d\u5143<\/td><\/tr><tr><td>\u986f\u793a<\/td><td>\u96d9\u884c LCD\uff0c\u53ef\u95dc\u9589\uff1b\u51fa\u5ee0\u4e0a\u884c CO\u2082\u3001\u4e0b\u884c\u6eab\u5ea6<\/td><\/tr><tr><td>LED \u51fa\u5ee0\u6fc3\u5ea6\u5340\u9593<\/td><td>\u7da0\uff1a0\uff5e1,000 ppm\uff1b\u9ec3\uff1a1,001\uff5e1,200 ppm\uff1b\u7d05\uff1a\u22651,201 ppm<\/td><\/tr><tr><td>\u8a2d\u5b9a\u5de5\u5177<\/td><td>TSensor \u514d\u8cbb\u8a2d\u5b9a\u8edf\u9ad4\uff1bPC \u9023\u7dda\u9700\u76f8\u5bb9 RS485 \u8f49\u63db\u5668<\/td><\/tr><tr><th rowspan=\"10\" scope=\"rowgroup\">\u4e00\u822c\u898f\u683c<\/th><td>\u4f9b\u96fb<\/td><td>9\uff5e30 VDC<\/td><\/tr><tr><td>\u529f\u8017<\/td><td>\u4e00\u822c\u904b\u4f5c 0.5 W\uff1b\u6bcf 15 \u79d2\u51fa\u73fe 3 W\u300150 ms \u7684\u77ed\u66ab\u529f\u7387\u9700\u6c42<\/td><\/tr><tr><td>\u5de5\u4f5c\u6eab\u5ea6<\/td><td>\u221210\uff5e+50 \u00b0C<\/td><\/tr><tr><td>\u5de5\u4f5c\u76f8\u5c0d\u6fd5\u5ea6<\/td><td>5\uff5e95 % RH\uff0c\u7121\u51dd\u7d50<\/td><\/tr><tr><td>\u5de5\u4f5c\u58d3\u529b<\/td><td>850\uff5e1,100 hPa<\/td><\/tr><tr><td>\u9632\u8b77\u7b49\u7d1a<\/td><td>IP20<\/td><\/tr><tr><td>\u5c3a\u5bf8<\/td><td>88 \u00d7 106 \u00d7 33 mm<\/td><\/tr><tr><td>\u91cd\u91cf<\/td><td>\u7d04 150 g<\/td><\/tr><tr><td>\u5b89\u88dd<\/td><td>\u5ba4\u5167\u58c1\u639b\uff1b\u53ef\u5b89\u88dd\u65bc KU68 \u63a5\u7dda\u76d2<\/td><\/tr><tr><td>\u4fdd\u56fa<\/td><td>3 \u5e74<\/td><\/tr><tr><th rowspan=\"2\" scope=\"rowgroup\">\u9078\u914d\u91cf\u6e2c\u7bc4\u570d<\/th><td>CO\u2082 \u64f4\u5145\u7bc4\u570d<\/td><td>0\uff5e10,000 ppm\uff0c\u9700\u984d\u5916\u4ed8\u8cbb\uff0c\u8a02\u8cfc\u6642\u78ba\u8a8d<\/td><\/tr><tr><td>\u64f4\u5145\u7bc4\u570d\u7cbe\u5ea6<\/td><td>\u00b1\uff08100 ppm\uff0b\u8b80\u503c\u7684 5%\uff09\uff0c\u65bc 25 \u00b0C\u30011013 hPa<\/td><\/tr><\/tbody><\/table><\/div><p class=\"t8448-note\">\u91cf\u6e2c\u9593\u9694\u8207\u53cd\u61c9\u6642\u9593\u70ba\u4e0d\u540c\u898f\u683c\u3002FAST \u6a21\u5f0f\u672a\u4f7f\u7528\u8edf\u9ad4\u5e73\u5747\u6ffe\u6ce2\uff0c\u539f\u5ee0\u8a3b\u660e\u5178\u578b\u96dc\u8a0a\u70ba \u00b130 ppm\uff0c\u9078\u578b\u6642\u61c9\u4e00\u4f75\u8003\u91cf\u3002IP20 \u9069\u7528\u5ba4\u5167\u4fdd\u8b77\u74b0\u5883\uff0c\u907f\u514d\u6db2\u9ad4\u63a5\u89f8\u3001\u51dd\u7d50\u53ca\u8150\u8755\u6027\u6c23\u9ad4\u3002<\/p><\/section>\n<section aria-labelledby=\"t8448-delivery\" class=\"t8448-section t8448-delivery\"><div class=\"t8448-delivery-box\"><p class=\"t8448-eyebrow\">\u6a19\u6e96\u4ea4\u4ed8\u5167\u5bb9<\/p><h2 id=\"t8448-delivery\">\u5230\u8ca8\u5305\u542b<\/h2><ul><li>COMET T8448 \u4e3b\u6a5f<\/li><li>\u4f7f\u7528\u8aaa\u660e\u66f8<\/li><li>\u53ef\u8ffd\u6eaf\u6821\u6b63\u8b49\u66f8<\/li><li>TSensor \u514d\u8cbb\u8a2d\u5b9a\u8edf\u9ad4<\/li><\/ul><\/div><div class=\"t8448-delivery-box t8448-delivery-box-alt\"><p class=\"t8448-eyebrow\">\u9078\u914d\u8207\u6280\u8853\u6587\u4ef6<\/p><h2>\u4f9d\u73fe\u5834\u9700\u6c42\u78ba\u8a8d<\/h2><ul><li>CO\u2082 0\uff5e10,000 ppm \u64f4\u5145\u670d\u52d9\uff08\u53e6\u8cfc\uff09<\/li><li>\u76f8\u5bb9 USB\uff0fRS485 \u8f49\u63db\u5668\u8207 9\uff5e30 VDC \u96fb\u6e90<\/li><li>RS485 \u914d\u7dda\u3001\u7d42\u7aef\u96fb\u963b\u8207\u73fe\u5834\u63a5\u7dda\u76d2<\/li><li>\u6eab\u5ea6\u8207 CO\u2082 \u6821\u6b63\u670d\u52d9<\/li><li>\u64cd\u4f5c\u624b\u518a\u3001\u898f\u683c\u66f8\u53ca\u901a\u8a0a\u6587\u4ef6\u53ef\u5411\u5b8f\u8679\u6d3d\u8a62<\/li><\/ul><\/div><\/section>\n<section aria-labelledby=\"t8448-faq\" class=\"t8448-section\"><p class=\"t8448-eyebrow\">\u5e38\u898b\u554f\u984c<\/p><h2 id=\"t8448-faq\">COMET T8448 FAQ<\/h2><div class=\"t8448-faq-list\"><details><summary>T8448 \u53ef\u4ee5\u91cf\u6e2c\u54ea\u4e9b\u6578\u503c\uff1f<\/summary><p>T8448 \u5167\u5efa CO\u2082 \u8207\u6eab\u5ea6\u611f\u6e2c\u5668\uff0c\u6a19\u6e96\u91cf\u6e2c\u7bc4\u570d\u5206\u5225\u70ba 0\uff5e5,000 ppm \u53ca \u221210\uff5e+50 \u00b0C\uff0c\u7121\u9808\u53e6\u63a5\u5916\u90e8\u63a2\u68d2\u3002<\/p><\/details><details><summary>T8448 \u652f\u63f4\u54ea\u4e9b\u901a\u8a0a\u5354\u5b9a\uff1f<\/summary><p>\u63a1\u96fb\u6c23\u9694\u96e2 RS485 \u4ecb\u9762\uff0c\u652f\u63f4 Modbus RTU\u3001ARION \u8207\u76f8\u5bb9 Advantech ADAM \u5354\u5b9a\u3002\u51fa\u5ee0\u4f7f\u7528 Modbus RTU\uff0c\u53ef\u900f\u904e TSensor \u8edf\u9ad4\u9032\u884c\u8a2d\u5b9a\u3002<\/p><\/details><details><summary>\u4e09\u8272 LED \u7684 CO\u2082 \u6fc3\u5ea6\u5340\u9593\u662f\u591a\u5c11\uff1f<\/summary><p>\u51fa\u5ee0\u8a2d\u5b9a\u70ba\u7da0\u71c8 0\uff5e1,000 ppm\u3001\u9ec3\u71c8 1,001\uff5e1,200 ppm\u3001\u7d05\u71c8 1,201 ppm \u4ee5\u4e0a\u3002LED \u7528\u65bc\u672c\u6a5f\u6fc3\u5ea6\u63d0\u793a\uff1b\u9019\u4e9b\u5340\u9593\u4e26\u975e\u6240\u6709\u5834\u57df\u901a\u7528\u7684\u6cd5\u5b9a\u5b89\u5168\u6a19\u6e96\u3002<\/p><\/details><details><summary>T8448 \u7684 CO\u2082 \u7bc4\u570d\u53ef\u4ee5\u64f4\u5145\u55ce\uff1f<\/summary><p>\u53ef\u4ee5\u53e6\u8cfc 0\uff5e10,000 ppm \u64f4\u5145\u670d\u52d9\u3002\u64f4\u5145\u7bc4\u570d\u7684\u7cbe\u5ea6\u70ba \u00b1\uff08100 ppm\uff0b\u8b80\u503c\u7684 5%\uff09\uff0c\u689d\u4ef6\u70ba 25 \u00b0C\u30011013 hPa\uff0c\u8207\u6a19\u6e96\u7bc4\u570d\u7684\u7cbe\u5ea6\u4e0d\u540c\uff0c\u9700\u65bc\u8a02\u8cfc\u6642\u78ba\u8a8d\u3002<\/p><\/details><details><summary>T8448 \u5982\u4f55\u7528\u65bc HVAC \u901a\u98a8\u63a7\u5236\uff1f<\/summary><p>\u4ee5 RS485 \u5c07 CO\u2082 \u8207\u6eab\u5ea6\u8b80\u503c\u9001\u81f3\u76f8\u5bb9\u63a7\u5236\u5668\uff0c\u7531\u63a7\u5236\u5668\u57f7\u884c\u901a\u98a8\u7b56\u7565\u3002T8448 \u4f7f\u7528 9\uff5e30 VDC \u4f9b\u96fb\uff0c\u9069\u5408 KU68 \u63a5\u7dda\u76d2\u58c1\u639b\u5b89\u88dd\uff1b\u5b89\u88dd\u4f4d\u7f6e\u9808\u907f\u958b\u71b1\u6e90\u3001\u65e5\u7167\u8207\u76f4\u63a5\u6c23\u6d41\u3002<\/p><\/details><\/div><\/section>\n<section aria-labelledby=\"t8448-cta\" class=\"t8448-section t8448-cta\"><div><p class=\"t8448-eyebrow\">\u9078\u578b\u8207\u5831\u50f9<\/p><h2 id=\"t8448-cta\">\u78ba\u8a8d T8448 \u7684 CO\u2082 \u7bc4\u570d\u8207 RS485 \u6574\u5408\u9700\u6c42<\/h2><p>\u63d0\u4f9b\u5ba4\u5167\u4f7f\u7528\u5834\u57df\u3001CO\u2082 \u91cf\u6e2c\u7bc4\u570d\u3001\u63a7\u5236\u5668\u5354\u5b9a\u3001\u4f9b\u96fb\u8207\u63a5\u7dda\u76d2\u689d\u4ef6\uff0c\u5b8f\u8679\u53ef\u5354\u52a9\u78ba\u8a8d T8448 \u9078\u578b\u3001\u901a\u8a0a\u8a2d\u5b9a\u53ca\u5b89\u88dd\u914d\u7f6e\u3002<\/p><\/div><a aria-label=\"\u5411\u5b8f\u8679\u8aee\u8a62 T8448 \u9078\u578b\u8207\u5831\u50f9\" class=\"t8448-button\" href=\"https:\/\/line.me\/R\/ti\/p\/@433rhnwm\">\u8aee\u8a62 T8448 \u9078\u578b<\/a><\/section><\/div><\/section>\n<style>\n.comet-t8448{--navy:#0d274d;--blue:#005eb8;--cyan:#00a9e0;--pale:#e7f2fa;--line:#cfdeeb;--ink:#17324d;--muted:#566b7f;--white:#fff;color:var(--ink);font-family:inherit;font-size:17px;line-height:1.75;background:#fff}\n.comet-t8448,.comet-t8448 *,.comet-t8448 *::before,.comet-t8448 *::after{box-sizing:border-box}\n.comet-t8448 .t8448-wrap{max-width:1180px;margin:0 auto}\n.comet-t8448 .t8448-section{padding:52px 28px;border-bottom:1px solid var(--line)}\n.comet-t8448 .t8448-section:last-child{border-bottom:0}\n.comet-t8448 h2,.comet-t8448 h3,.comet-t8448 p{margin-top:0}\n.comet-t8448 h2{margin-bottom:16px;color:var(--navy);font-size:clamp(26px,3vw,34px);font-weight:650;line-height:1.35;letter-spacing:.01em}\n.comet-t8448 h3{margin-bottom:10px;color:var(--navy);font-size:20px;font-weight:650;line-height:1.4}\n.comet-t8448 p{margin-bottom:14px}\n.comet-t8448 p:last-child{margin-bottom:0}\n.comet-t8448 .t8448-eyebrow{margin-bottom:8px;color:var(--blue);font-size:15px;font-weight:650;letter-spacing:.08em}\n.comet-t8448 .t8448-overview{border-top:4px solid var(--cyan);background:linear-gradient(135deg,#fff 0%,#f3f9fd 100%)}\n.comet-t8448 .t8448-overview>p:not(.t8448-eyebrow){max-width:990px}\n.comet-t8448 .t8448-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}\n.comet-t8448 .t8448-badges span{padding:9px 15px;border:1px solid #b8d4e8;border-radius:999px;background:#fff;color:var(--navy);font-size:15px;font-weight:600;line-height:1.35}\n.comet-t8448 .t8448-card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:28px}\n.comet-t8448 .t8448-card{min-height:230px;padding:28px 22px;border:1px solid var(--line);border-top:4px solid var(--cyan);border-radius:12px;background:#fff;box-shadow:0 10px 28px rgba(13,39,77,.06)}\n.comet-t8448 .t8448-card-index{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;margin-bottom:20px;border-radius:10px;background:var(--pale);color:var(--blue);font-size:16px;font-weight:700}\n.comet-t8448 .t8448-card p{color:var(--muted);font-size:16px;line-height:1.7}\n.comet-t8448 .t8448-applications{background:var(--navy);color:#eaf3fb}\n.comet-t8448 .t8448-applications h2,.comet-t8448 .t8448-applications .t8448-eyebrow{color:#fff}\n.comet-t8448 .t8448-section-heading{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:end}\n.comet-t8448 .t8448-section-heading>p{color:#c9d9e8}\n.comet-t8448 .t8448-app-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:28px 0 0;padding:0;list-style:none}\n.comet-t8448 .t8448-app-list li{display:flex;align-items:center;gap:12px;padding:15px 16px;border:1px solid rgba(255,255,255,.22);border-radius:9px;background:rgba(255,255,255,.07);font-size:16px}\n.comet-t8448 .t8448-app-list span{color:#83d8f2;font-size:14px;font-weight:700}\n.comet-t8448 .t8448-guide,.comet-t8448 .t8448-cta{display:flex;align-items:center;justify-content:space-between;gap:36px}\n.comet-t8448 .t8448-guide>div,.comet-t8448 .t8448-cta>div{max-width:790px}\n.comet-t8448 .t8448-button{display:inline-flex;align-items:center;justify-content:center;min-width:210px;padding:13px 22px;border:2px solid var(--blue);border-radius:8px;background:var(--blue);color:#fff!important;font-size:16px;font-weight:650;line-height:1.4;text-align:center;text-decoration:none;transition:transform .18s ease,background .18s ease,border-color .18s ease}\n.comet-t8448 .t8448-button:hover{transform:translateY(-2px);background:var(--navy);border-color:var(--navy)}\n.comet-t8448 .t8448-button:focus-visible,.comet-t8448 summary:focus-visible,.comet-t8448 .t8448-table-scroll:focus-visible{outline:3px solid #f2b544;outline-offset:3px}\n.comet-t8448 .t8448-button-secondary{background:#fff;color:var(--blue)!important}\n.comet-t8448 .t8448-button-secondary:hover{background:var(--navy);color:#fff!important}\n.comet-t8448 .t8448-table-scroll{margin-top:24px;overflow-x:auto;border:1px solid var(--line);border-radius:10px}\n.comet-t8448 .t8448-spec-table{width:100%;min-width:760px;border-collapse:collapse;background:#fff;font-size:16px}\n.comet-t8448 .t8448-spec-table th,.comet-t8448 .t8448-spec-table td{padding:13px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);vertical-align:top;text-align:left}\n.comet-t8448 .t8448-spec-table tr:last-child th,.comet-t8448 .t8448-spec-table tr:last-child td{border-bottom:0}\n.comet-t8448 .t8448-spec-table th:last-child,.comet-t8448 .t8448-spec-table td:last-child{border-right:0}\n.comet-t8448 .t8448-spec-table thead th{background:var(--navy);color:#fff;font-weight:600}\n.comet-t8448 .t8448-spec-table tbody th{width:19%;background:#edf6fb;color:var(--navy);font-weight:650}\n.comet-t8448 .t8448-spec-table tbody td:nth-child(2){width:23%;color:var(--navy);font-weight:600}\n.comet-t8448 .t8448-spec-table tbody tr:nth-child(even) td{background:#fbfdff}\n.comet-t8448 .t8448-note{margin-top:14px;color:var(--muted);font-size:15px}\n.comet-t8448 .t8448-delivery{display:grid;grid-template-columns:1fr 1fr;gap:20px;background:#f6f9fc}\n.comet-t8448 .t8448-delivery-box{padding:28px;border:1px solid var(--line);border-radius:12px;background:#fff}\n.comet-t8448 .t8448-delivery-box-alt{background:var(--pale)}\n.comet-t8448 .t8448-delivery-box h2{font-size:25px}\n.comet-t8448 .t8448-delivery-box ul{margin:0;padding-left:22px}\n.comet-t8448 .t8448-delivery-box li{margin:7px 0}\n.comet-t8448 .t8448-faq-list{display:grid;gap:12px;margin-top:24px}\n.comet-t8448 .t8448-faq-list details{border:1px solid var(--line);border-radius:9px;background:#fff;overflow:hidden}\n.comet-t8448 .t8448-faq-list summary{position:relative;padding:17px 52px 17px 18px;color:var(--navy);font-size:17px;font-weight:600;cursor:pointer;list-style:none}\n.comet-t8448 .t8448-faq-list summary::-webkit-details-marker{display:none}\n.comet-t8448 .t8448-faq-list summary::after{content:\"\uff0b\";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--blue);font-size:22px;font-weight:400}\n.comet-t8448 .t8448-faq-list details[open] summary::after{content:\"\u2212\"}\n.comet-t8448 .t8448-faq-list details p{padding:0 18px 18px;color:var(--muted);font-size:16px}\n.comet-t8448 .t8448-cta{background:linear-gradient(135deg,#e7f2fa 0%,#fff 100%)}\n@media (max-width:980px){\n  .comet-t8448 .t8448-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}\n  .comet-t8448 .t8448-app-list{grid-template-columns:repeat(2,minmax(0,1fr))}\n  .comet-t8448 .t8448-section-heading{grid-template-columns:1fr;gap:10px}\n}\n@media (max-width:720px){\n  .comet-t8448{font-size:16px;line-height:1.72}\n  .comet-t8448 .t8448-section{padding:38px 18px}\n  .comet-t8448 h2{font-size:26px}\n  .comet-t8448 h3{font-size:19px}\n  .comet-t8448 .t8448-card-grid,.comet-t8448 .t8448-app-list,.comet-t8448 .t8448-delivery{grid-template-columns:1fr}\n  .comet-t8448 .t8448-card{min-height:0;padding:24px 20px}\n  .comet-t8448 .t8448-guide,.comet-t8448 .t8448-cta{align-items:flex-start;flex-direction:column}\n  .comet-t8448 .t8448-button{width:100%;min-width:0}\n  .comet-t8448 .t8448-badges span{font-size:14px}\n  .comet-t8448 .t8448-spec-table{font-size:15px}\n  .comet-t8448 .t8448-spec-table th,.comet-t8448 .t8448-spec-table td{padding:12px 13px}\n}\n@media (prefers-reduced-motion:reduce){\n  .comet-t8448 .t8448-button{transition:none}\n}\n<\/style>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>COMET T8448 \u662f\u4e00\u6b3e\u5167\u5efa\u96d9\u6ce2\u9577 NDIR \u5143\u4ef6\u7684\u4e8c\u6c27\u5316\u78b3\u8207\u6eab\u5ea6\u611f\u6e2c\u5668\uff0c\u6a19\u6e96 CO\u2082 \u91cf\u6e2c\u7bc4\u570d\u70ba 0\uff5e5,000 ppm\uff0c\u89e3\u6790\u5ea6\u70ba 1 ppm\uff1b\u6eab\u5ea6\u91cf\u6e2c\u7bc4\u570d\u70ba \u221210\uff5e+50 \u00b0C\uff0c\u7cbe\u5ea6\u70ba \u00b10.5 \u00b0C\u3002\u96d9\u884c LCD \u53ef\u986f\u793a CO\u2082 \u6fc3\u5ea6\u8207\u6eab\u5ea6\uff0c\u4e09\u8272 LED \u63d0\u4f9b\u73fe\u5834\u6fc3\u5ea6\u72c0\u614b\u63d0\u793a\u3002<\/p>\n<p>T8448 \u63a1\u96fb\u6c23\u9694\u96e2 RS485 \u4ecb\u9762\uff0c\u652f\u63f4 Modbus RTU\u3001ARION \u53ca\u76f8\u5bb9 Advantech ADAM \u5354\u5b9a\uff0c\u53ef\u4e32\u63a5\u76f8\u5bb9\u7684 PLC\u3001BMS \u8207 SCADA \u7cfb\u7d71\u3002\u4f7f\u7528 9\uff5e30 VDC \u4f9b\u96fb\uff0c\u9069\u5408\u5ba4\u5167\u58c1\u639b\u53ca KU68 \u63a5\u7dda\u76d2\u5b89\u88dd\uff0c\u4f9b\u5916\u90e8\u63a7\u5236\u5668\u8b80\u53d6\u8cc7\u6599\u4e26\u57f7\u884c HVAC 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