{"id":38216,"date":"2024-02-12T19:02:43","date_gmt":"2024-02-12T19:02:43","guid":{"rendered":"https:\/\/www.alicat.com\/?post_type=article&#038;p=38216"},"modified":"2026-02-03T20:51:37","modified_gmt":"2026-02-03T20:51:37","slug":"unit-id-baud-rate-tutorial","status":"publish","type":"support","link":"https:\/\/www.alicat.com\/de\/support\/unit-id-baud-rate-tutorial\/","title":{"rendered":"Unit ID\/Baudrate Tutorial"},"content":{"rendered":"\n[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_row _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_heading title=&#8221;Unit ID\/baud rate tutorial&#8221; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][\/et_pb_heading][et_pb_text _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<p>Most Alicat devices have serial-based <a href=\"https:\/\/www.alicat.com\/support\/communication-options-for-alicat-instruments\/\" rel=\"noopener\">communications<\/a> capabilities. It\u2019s important to make sure the baud rate of the computer or PLC the Alicat is connected to matches that selected on the Alicat. Also, each Alicat connected to a single COM port (or virtual COM port) will need to have a unique Unit ID to allow the computer or PLC to distinguish them from each other.<\/p>\n<p>See below for instructions on how to change the Unit ID and Baud Rate on your Alicat device.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Video tutorial<\/strong><\/h2>\n<p><iframe title=\"Alicat Mass Flow Controller: Tutorial - Device Unit ID\/Baud Rate\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/io0yCEtgAqk?feature=oembed&rel=0\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>[\/et_pb_text][et_pb_accordion _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_accordion_item title=&#8221;Video transcript&#8221; open=&#8221;on&#8221; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<p>\u201cHello my name is Michael Whiteside. I\u2019m an applications engineer here at Alicat Scientific.\u00a0 In this video, I\u2019m going to show you how to change your unit ID and baud rate on your Alicat device for communication purposes.\u00a0 Now let\u2019s get started!\u201d<\/p>\n<p>In order to change the Unit ID and baud rate on your Alicat device, we will hit \u201cMENU\u201d (bottom right button), \u201cADV SETUP\u201d (bottom middle button), \u201cCOMM SETUP\u201d (top middle button), and we see that it is set up for RS232 Serial with a Unit ID of A and a baud rate of 19200.<\/p>\n<p>We can change the Unit ID simply by pressing the Unit ID button (top left), and using the up or down buttons to change the ID.\u00a0 Let\u2019s say we want to change this to E.\u00a0 Hit set, and go back into that menu, and we can change the baud rate to a wide variety.\u00a0 We will change it to 9600 here.<\/p>\n<p>That is how you properly change the Unit ID and baud rate on an Alicat Device<\/p>[\/et_pb_accordion_item][\/et_pb_accordion][et_pb_text _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<h2><\/h2>\n<h2>Step-by-step instructions (front panel)<\/h2>\n<h3>Unit ID<\/h3>\n<ol>\n<li>Press the bottom right, \u201cMENU\u201d, button to open the menu.<\/li>\n<li>Press the bottom middle, \u201cADV SETUP\u201d, button to open the Advanced Setup Menu.<\/li>\n<li>Press the top middle button for \u201cCOMM SETUP\u201d selection.<\/li>\n<li>Press the top left button for \u201cUNIT ID\u201d selection.<\/li>\n<li>Use the up and down buttons to set your desired Unit ID.<\/li>\n<li>Press the bottom right button for \u201cSET\u201d selection.<\/li>\n<\/ol>\n<h3>Baud rate<\/h3>\n<ol>\n<li>Press the bottom right button for \u201cMENU\u201d selection.<\/li>\n<li>Press the bottom middle button for \u201cADV SETUP\u201d selection.<\/li>\n<li>Press the top middle button for \u201cCOMM SETUP\u201d selection.<\/li>\n<li>Press the top right button for \u201cBAUD\u201d selection.<\/li>\n<li>Use the up and down buttons to set your desired baud rate.<\/li>\n<li>Press the bottom right button for \u201cSET\u201d selection.<\/li>\n<\/ol>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]\n","protected":false},"featured_media":46458,"parent":0,"template":"","meta":{"_acf_changed":false,"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"1920","content-type":"","_searchwp_excluded":""},"categories":[],"class_list":["post-38216","support","type-support","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Unit ID\/Baud Rate Tutorial - Alicat Scientific<\/title>\n<meta name=\"description\" content=\"Most Alicat devices have serial-based communications capabilities. It\u2019s important to make sure the baud rate of the computer or PLC the Alicat is connected to matches that selected on the Alicat. Also, each Alicat connected to a single COM port (or virtual COM port) will need to have a unique Unit ID to allow the computer or PLC to distinguish them from each other.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.alicat.com\/de\/unterstutzung\/unit-id-baud-rate-tutorial\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Unit ID\/Baud Rate Tutorial\" \/>\n<meta property=\"og:description\" content=\"Most Alicat devices have serial-based communications capabilities. It\u2019s important to make sure the baud rate of the computer or PLC the Alicat is connected to matches that selected on the Alicat. 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