{"id":8533,"date":"2021-07-13T17:17:22","date_gmt":"2021-07-13T09:17:22","guid":{"rendered":"https:\/\/hongtronics.com\/?post_type=product&p=8533"},"modified":"2024-11-19T13:56:15","modified_gmt":"2024-11-19T05:56:15","slug":"four-channel-data-logger-with-pulse-u7844","status":"publish","type":"product","link":"https:\/\/hongtronics.com\/en\/product\/four-channel-data-logger-with-pulse-u7844\/","title":{"rendered":"\u8108\u885d\u548c\u5169\u614b\u8f38\u5165\u7684\u56db\u901a\u9053\u6578\u64da\u8a18\u9304\u5100(U7844)"},"content":{"rendered":"

summarize<\/h2>\n

\u6578\u64da\u8a18\u9304\u5668\u8a2d\u8a08\u7528\u65bc\u5f9e\u56db\u500b\u4e8c\u9032\u5236\u8f38\u5165\u6216\u5169\u500b\u8108\u6c96\u548c\u5169\u500b\u4e8c\u9032\u5236\u8f38\u5165\u9032\u884c\u8a18\u9304\u3002
\nRecording takes place in a non-volatile electronic memory. Data can be transferred to a PC via USB-C.<\/p>\n

\u6578\u64da\u8a18\u9304\u5668\u8f38\u5165\u53ef\u4ee5\u8a2d\u7f6e\u70ba\u56db\u500b\u4e8c\u9032\u5236\u8f38\u5165\u6216\u5169\u500b\u4e8c\u9032\u5236\u8f38\u5165\u548c\u5169\u500b\u8108\u885d\u8a08\u6578\u5668\u3002<\/p>\n

If the set limit is exceeded, the LED, LCD and built-in buzzer will sound an alarm.<\/p>\n

The equipmentIncludes traceable calibration certificate<\/strong>and in accordance withEN ISO\/IEC 17025 compliant<\/strong>Requirement to declare metrological traceability of standardized instruments\u3002<\/strong><\/p>\n

 <\/p>\n

 <\/p>\n

Technical Specifications<\/h2>\n

\u6e2c\u91cf\u503c: \u8108\u885d\u3001\u5169\u614b\u4fe1\u865f<\/p>\n

\u8a08\u6578\u5668\u8f38\u5165:<\/p>\n\n\n\n\n
\u8a08\u6578\u5668\u53c3\u6578<\/td>\n\u7bc4\u570d 24 \u4f4d (16 777 215)\uff0c\u53ef\u80fd\u8b93\u8a08\u6578\u5668\u6ea2\u51fa<\/td>\n<\/tr>\n
\u6700\u5927\u8108\u885d\u983b\u7387<\/td>\n\u96fb\u58d3\u8f38\u5165\u914d\u7f6e\u7684\u6700\u5927\u8108\u885d\u983b\u7387- \u6700\u5927\u503c 5kHz\uff1b\u914d\u7f6e\u70ba\u7121\u96fb\u58d3\u6216\u96c6\u96fb\u6975\u958b\u8def\u6676\u9ad4\u7ba1 – \u6700\u5927200\u8d6b\u8332<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\u4e8c\u9032\u5236\u8f38\u5165<\/p>\n\n\n\n\n
\u96fb\u58d3\u89f8\u9ede<\/td>\n\u201cL\u201d\u96fb\u5e73\u8f38\u5165\u96fb\u58d3\u53c3\u6578\uff1a< 0,4 V(*)<\/span><\/p>\n

\u201cH\u201d\u96fb\u5e73\u8f38\u5165\u96fb\u58d3\uff1a> 2 V<\/p>\n

\u9069\u7528\u6700\u4f4e\u96fb\u58d3\uff1a0 V<\/p>\n

\u9069\u7528\u6700\u5927\u96fb\u58d3\uff1a+30 V DC<\/td>\n<\/tr>\n

\u7121\u96fb\u58d3\u89f8\u9ede\u53c3\u6578<\/td>\n\u201c\u63a5\u901a\u201d\u72c0\u614b\u4e0b\u7684\u63a5\u89f8\u96fb\u963b\uff1a< 10 kOhm<\/p>\n

\u201c\u95dc\u9589\u201d\u72c0\u614b\u4e0b\u7684\u63a5\u89f8\u96fb\u963b\uff1a> 300 kOhm<\/p>\n

\u201c\u95dc\u9589\u201d\u72c0\u614b\u4e0b\u7684\u63a5\u89f8\u96fb\u58d3\uff1aca 3 V<\/p>\n

\u9396\u5b58\u72c0\u614b\u6240\u9700\u7684\u6700\u5c0f\u72c0\u614b\u6301\u7e8c\u6642\u9593\uff1a1s<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/h2>\n

 <\/p>\n

General Technical Data<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Working Temperature<\/td>\n-20 to +60 \u00b0C<\/td>\n<\/tr>\n
conduit<\/td>\n4x \u4e8c\u9032\u5236\u8f38\u5165 nebo 2x \u4e8c\u9032\u5236\u8f38\u5165 2x \u8a08\u6578\u5668<\/td>\n<\/tr>\n
\u8a18\u61b6\u5bb9\u91cf<\/td>\n\u5728\u975e\u5faa\u74b0\u8a18\u9304\u6a21\u5f0f\u4e0b\u5b58\u5132500,000 \u500b\u503c\uff1b\u5faa\u74b0\u8a18\u9304\u6a21\u5f0f\u4e0b\u7684 350,000 \u500b\u503c<\/td>\n<\/tr>\n
Record interval<\/td>\nAdjustable from 1 second to 24 hours<\/td>\n<\/tr>\n
Display and Alarm Refresh<\/td>\nAdjustable 1 s, 10 s, 1 min<\/td>\n<\/tr>\n
Recording Mode<\/td>\nNon-Cycling - data records stop cycling after filling memory - oldest data is overwritten by new data after filling memory<\/td>\n<\/tr>\n
Real Time Clock<\/td>\nYear, leap year, month, day, hour, minute, second.<\/td>\n<\/tr>\n
Power supply<\/td>\n\u92f0\u96fb\u6c60 3.6V\uff0cAA \u5c3a\u5bf8<\/td>\n<\/tr>\n
Protection Level<\/td>\nIP20<\/td>\n<\/tr>\n
sizes<\/td>\n61 x 93 x 32 mm<\/td>\n<\/tr>\n
\u91cd\u91cf\uff08\u5305\u62ec\u96fb\u6c60)<\/td>\n\u7d04120\u514b<\/td>\n<\/tr>\n
promise to keep sth. in good repair<\/td>\n3 years<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

Additional Products<\/h2>\n
    \n
  • U7844<\/li>\n
  • Instruction manual<\/span><\/li>\n
  • 1x Lithium Ion Battery 3.6 V<\/li>\n
  • Free Analysis Software COMET Vision<\/span><\/span><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

    COMET\u8108\u885d\u548c\u5169\u614b\u8f38\u5165\u7684\u56db\u901a\u9053\u6578\u64da\u8a18\u9304\u5100U7844\uff0c\u7528\u65bc\u5f9e\u56db\u500b\u4e8c\u9032\u5236\u8f38\u5165\u6216\u5169\u500b\u8108\u885d\u548c\u5169\u500b\u4e8c\u9032\u5236\u8f38\u5165\u9032\u884c\u8a18\u9304\u3002\u6578\u64da\u53ef\u4ee5\u901a\u904e USB-C \u50b3\u8f38\u5230 PC\u3002<\/p>\n

     <\/p>\n

    General Technical Data<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Working Temperature<\/td>\n-20 to +60 \u00b0C<\/td>\n<\/tr>\n
    conduit<\/td>\n4x \u4e8c\u9032\u5236\u8f38\u5165 nebo 2x \u4e8c\u9032\u5236\u8f38\u5165 2x \u8a08\u6578\u5668<\/td>\n<\/tr>\n
    \u8a18\u61b6\u5bb9\u91cf<\/td>\n\u5728\u975e\u5faa\u74b0\u8a18\u9304\u6a21\u5f0f\u4e0b\u5b58\u5132500,000 \u500b\u503c\uff1b\u5faa\u74b0\u8a18\u9304\u6a21\u5f0f\u4e0b\u7684 350,000 \u500b\u503c<\/td>\n<\/tr>\n
    Record interval<\/td>\nAdjustable from 1 second to 24 hours<\/td>\n<\/tr>\n
    Display and Alarm Refresh<\/td>\nAdjustable 1 s, 10 s, 1 min<\/td>\n<\/tr>\n
    Recording Mode<\/td>\nNon-Cycling - data records stop cycling after filling memory - oldest data is overwritten by new data after filling memory<\/td>\n<\/tr>\n
    Real Time Clock<\/td>\nYear, leap year, month, day, hour, minute, second.<\/td>\n<\/tr>\n
    Power supply<\/td>\n\u92f0\u96fb\u6c60 3.6V\uff0cAA \u5c3a\u5bf8<\/td>\n<\/tr>\n
    Protection Level<\/td>\nIP20<\/td>\n<\/tr>\n
    sizes<\/td>\n61 x 93 x 32 mm<\/td>\n<\/tr>\n
    \u91cd\u91cf\uff08\u5305\u62ec\u96fb\u6c60)<\/td>\n\u7d04270\u514b<\/td>\n<\/tr>\n
    promise to keep sth. in good repair<\/td>\n3 years<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

     <\/p>","protected":false},"featured_media":8532,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","iawp_total_views":4},"product_brand":[],"product_cat":[406,2087],"product_tag":[1075],"class_list":{"0":"post-8533","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-environmental-monitoring","7":"product_cat-voltage-and-current-logger","8":"product_tag-1075","10":"entry","11":"has-media","13":"first","14":"instock","15":"shipping-taxable","16":"product-type-simple","17":"has-product-nav","18":"col","19":"span_1_of_4","20":"owp-content-center","21":"owp-thumbs-layout-horizontal","22":"owp-btn-normal","23":"owp-tabs-layout-horizontal","24":"has-no-thumbnails"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product\/8533","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/comments?post=8533"}],"version-history":[{"count":3,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product\/8533\/revisions"}],"predecessor-version":[{"id":56661,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product\/8533\/revisions\/56661"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media\/8532"}],"wp:attachment":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media?parent=8533"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product_brand?post=8533"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product_cat?post=8533"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/product_tag?post=8533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}