{"id":2494,"date":"2025-12-15T15:46:49","date_gmt":"2025-12-15T07:46:49","guid":{"rendered":"https:\/\/youmescientific.com\/?post_type=product&#038;p=2494"},"modified":"2025-12-15T15:46:49","modified_gmt":"2025-12-15T07:46:49","slug":"the-ch-a-series-constant-temperature-and-humidity-chamber-and-the-cy-a-series-drug-stability-test-chamber","status":"publish","type":"product","link":"https:\/\/youmescientific.com\/zh\/products\/the-ch-a-series-constant-temperature-and-humidity-chamber-and-the-cy-a-series-drug-stability-test-chamber\/","title":{"rendered":"The CH-A Series Constant Temperature and Humidity Chamber and the CY-A Series Drug Stability Test Chamber"},"content":{"rendered":"<h5 class=\"wp-block-heading\">Security Function<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">Independent studio over-temperature protector, which will automatically interrupt the operation if the temperature exceeds the limit<br>Equipment faults are automatically detected and displayed<br>Upper and lower limit temperature and humidity deviation sound and light alarm and protection<br>Humidification system automatically replenishes water, low water level alarm and protection door alarm Sensor failure alarm<br>Call recovery\/auto start\/Auto stop\/Scheduled operation Compressor overheating, overcurrent, overload protect<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h5 class=\"wp-block-heading\">Option<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">*Can be equipped with embedded micro printer (optional): real-time printing of temperature and humidity data, printing time interval can be set by yourself<br>*4G or WiFi intelligent IoT gateway can realize 7*24 hours remote intelligent monitoring through WeChat applet and PC terminal. It can push alarms, monitor equipment operating status, view historical operating data and curves, and export PDF files<br>*SMS alarm module: GPRS mobile phone SMS alarm (sent to the designated mobile phone through communication software to ensure the safety of the test process)<br>*With RS-485 communication interface, it is used to connect to the computer, monitor the experiment process or record the experiment data synchronously through the computer<br>*Communication protocols can be provided to access the comprehensive equipment management platform of pharmaceutical companies<br>*3Q verification service can be provided<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h5 class=\"wp-block-heading\">Parameters<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td colspan=\"2\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6a21\u578b<\/td><td class=\"has-text-align-center\" data-align=\"center\">CH-250A<br>CY-250A<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">CH-420A<br>CY-420A<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Volume (L)<\/td><td class=\"has-text-align-center\" data-align=\"center\">250&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">420&nbsp;<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Control method\/program<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">P\u2022I\u2022D fuzzy logic control\/ Fixed value\/program control fuzzy operation<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Temperature control range<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">0\u00b0C-80\u00b0C<br>Humidi\ufb01cation:&nbsp;10\u00b0C-70\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Humidity control range<\/td><td class=\"has-text-align-center\" data-align=\"center\">15-98%RH<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">20-98%RH<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Display resolution<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">0.1&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Temperature \ufb02uctuation<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">Temperature \ufb02uctuation\u2264\u00b10.3\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Humidity \ufb02uctuation<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">Humidity \ufb02uctuation\u2264\u00b10.8%RH<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Heating and humidifying total power (W)<\/td><td class=\"has-text-align-center\" data-align=\"center\">1950&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">2650&nbsp;<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Compressor power (W)<\/td><td class=\"has-text-align-center\" data-align=\"center\">280&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">395&nbsp;<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Power supply voltage<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">AC&nbsp; 220V 50\/60Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\" rowspan=\"2\">Stainless steel shelf<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\" rowspan=\"2\">Standard 3 layers (can be added)<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td><\/td><\/tr><tr><td colspan=\"2\">External water tank volume (L)<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\">12&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><tr><td colspan=\"2\">Dimensions (mm)<\/td><td class=\"has-text-align-center\" data-align=\"center\">750\u00d7825\u00d71585<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">850\u00d7970\u00d71760<\/td><td><\/td><\/tr><tr><td colspan=\"2\">Inside size (mm)<\/td><td class=\"has-text-align-center\" data-align=\"center\">565\u00d7485\u00d7920<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">665\u00d7615\u00d71030<\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Security Function Independent studio over-temperature protector, which will automatically interrupt the operation if the temperature exceeds the limitEquipment faults are automatically detected and displayedUpper and lower limit temperature and humidity deviation sound and light alarm and protectionHumidification system automatically replenishes water, low water level alarm and protection door alarm Sensor failure alarmCall recovery\/auto start\/Auto stop\/Scheduled [&hellip;]<\/p>","protected":false},"featured_media":2497,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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