{"id":238,"date":"2025-12-01T13:41:17","date_gmt":"2025-12-01T05:41:17","guid":{"rendered":"https:\/\/www.bihec.com\/ljengineeringinc2\/?p=238"},"modified":"2025-12-01T13:41:17","modified_gmt":"2025-12-01T05:41:17","slug":"l-j-engineering%e7%94%b5%e5%ad%90%e6%8e%a7%e5%88%b6%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b%e9%98%80492%e5%bc%95%e5%85%a5%e7%a9%ba%e6%b0%94%e6%b3%84%e6%bc%8f%e6%9d%a5%e8%b0%83%e8%8a%82%e5%92%8c%e9%99%90","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/ljengineeringinc2\/l-j-engineering%e7%94%b5%e5%ad%90%e6%8e%a7%e5%88%b6%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b%e9%98%80492%e5%bc%95%e5%85%a5%e7%a9%ba%e6%b0%94%e6%b3%84%e6%bc%8f%e6%9d%a5%e8%b0%83%e8%8a%82%e5%92%8c%e9%99%90\/","title":{"rendered":"L. J. Engineering\u7535\u5b50\u63a7\u5236\u771f\u7a7a\u6cc4\u538b\u9600492\u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236\u771f\u7a7a\u5e26\u63a7\u5236\u677f"},"content":{"rendered":"<p><strong><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/l-j-engineering%e7%94%b5%e5%ad%90%e6%8e%a7%e5%88%b6%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b%e9%98%80492%e5%bc%95%e5%85%a5%e7%a9%ba%e6%b0%94%e6%b3%84%e6%bc%8f%e6%9d%a5%e8%b0%83%e8%8a%82%e5%92%8c%e9%99%90\/\" title=\"View all posts in L. J. Engineering\u7535\u5b50\u63a7\u5236\u771f\u7a7a\u6cc4\u538b\u9600492\u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236\u771f\u7a7a\u5e26\u63a7\u5236\u677f\" target=\"_blank\">L. J. Engineering\u7535\u5b50\u63a7\u5236\u771f\u7a7a\u6cc4\u538b\u9600492\u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236\u771f\u7a7a\u5e26\u63a7\u5236\u677f<\/a><\/strong><\/p>\n<p id=\"DRPhVQc\"><img decoding=\"async\" loading=\"lazy\" width=\"746\" height=\"520\" class=\"alignnone size-full wp-image-239 \" src=\"https:\/\/www.bihec.com\/ljengineeringinc2\/wp-content\/uploads\/sites\/2849\/2025\/12\/img_692d29b234f23.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/ljengineeringinc2\/wp-content\/uploads\/sites\/2849\/2025\/12\/img_692d29b234f23.png 746w, https:\/\/www.bihec.com\/ljengineeringinc2\/wp-content\/uploads\/sites\/2849\/2025\/12\/img_692d29b234f23-300x209.png 300w, https:\/\/www.bihec.com\/ljengineeringinc2\/wp-content\/uploads\/sites\/2849\/2025\/12\/img_692d29b234f23-500x349.png 500w\" sizes=\"(max-width: 746px) 100vw, 746px\" \/><\/p>\n<p data-start=\"9\" data-end=\"30\"><strong data-start=\"9\" data-end=\"28\"><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/l-j-engineering\/\" title=\"View all posts in L. J. Engineering\" target=\"_blank\">L. J. Engineering<\/a><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%94%b5%e5%ad%90%e6%8e%a7%e5%88%b6%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b%e9%98%80\/\" title=\"View all posts in \u7535\u5b50\u63a7\u5236\u771f\u7a7a\u6cc4\u538b\u9600\" target=\"_blank\">\u7535\u5b50\u63a7\u5236\u771f\u7a7a\u6cc4\u538b\u9600<\/a>492<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e5%bc%95%e5%85%a5%e7%a9%ba%e6%b0%94%e6%b3%84%e6%bc%8f%e6%9d%a5%e8%b0%83%e8%8a%82%e5%92%8c%e9%99%90%e5%88%b6%e7%9c%9f%e7%a9%ba\/\" title=\"View all posts in \u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236\u771f\u7a7a\" target=\"_blank\">\u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236\u771f\u7a7a<\/a>\u5e26\u63a7\u5236\u677f\u5e94\u7528\uff08APPLICATION\uff09<\/strong><\/p>\n<p data-start=\"32\" data-end=\"235\">\u578b\u53f7 492 \u7535\u5b50\u63a7\u5236<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b%e9%98%80\/\" title=\"View all posts in \u771f\u7a7a\u6cc4\u538b\u9600\" target=\"_blank\">\u771f\u7a7a\u6cc4\u538b\u9600<\/a>\uff08Model 492 <a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/electronic-controlled-vacuum-relief-valve\/\" title=\"View all posts in Electronic Controlled Vacuum Relief Valve\" target=\"_blank\">Electronic Controlled Vacuum Relief Valve<\/a>\uff09\u8bbe\u8ba1\u7528\u4e8e<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%94%b5%e5%ad%90%e8%b0%83%e8%8a%82%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b\/\" title=\"View all posts in \u7535\u5b50\u8c03\u8282\u771f\u7a7a\u6cc4\u538b\" target=\"_blank\">\u7535\u5b50\u8c03\u8282\u771f\u7a7a\u6cc4\u538b<\/a>\u8bbe\u5b9a\u3002\u5b83\u901a\u8fc7\u5411\u7cfb\u7edf\u5f15\u5165\u7a7a\u6c14\u6cc4\u6f0f\u6765\u8c03\u8282\u548c\u9650\u5236<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%9c%9f%e7%a9%ba\/\" title=\"View all posts in \u771f\u7a7a\" target=\"_blank\">\u771f\u7a7a<\/a>\uff0c\u4ee5\u9632\u6b62\u771f\u7a7a\u8d85\u8fc7\u8bbe\u5b9a\u6c34\u5e73\u3002<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e6%9c%80%e5%a4%a7%e6%b5%81%e9%87%8f%e5%8f%af%e8%be%be-2-5-%e6%a0%87%e5%87%86%e7%ab%8b%e6%96%b9%e8%8b%b1%e5%b0%ba-%e5%88%86%e9%92%9f\/\" title=\"View all posts in \u6700\u5927\u6d41\u91cf\u53ef\u8fbe 2.5 \u6807\u51c6\u7acb\u65b9\u82f1\u5c3a\/\u5206\u949f\" target=\"_blank\">\u6700\u5927\u6d41\u91cf\u53ef\u8fbe 2.5 \u6807\u51c6\u7acb\u65b9\u82f1\u5c3a\/\u5206\u949f<\/a>\uff08SCFM\uff09\u3002\u771f\u7a7a\u6cc4\u538b\u8bbe\u5b9a\u53ef<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e9%80%9a%e8%bf%87%e6%a8%a1%e6%8b%9f%e6%8e%a7%e5%88%b6%e4%bf%a1%e5%8f%b7%e8%b0%83%e8%8a%82\/\" title=\"View all posts in \u901a\u8fc7\u6a21\u62df\u63a7\u5236\u4fe1\u53f7\u8c03\u8282\" target=\"_blank\">\u901a\u8fc7\u6a21\u62df\u63a7\u5236\u4fe1\u53f7\u8c03\u8282<\/a>\uff0c\u4e5f\u53ef\u901a\u8fc7\u7528\u6237\u63d0\u4f9b\u7684\u4e0a\/\u4e0b\u6309\u952e\u64cd\u4f5c\uff0c\u5728\u6309\u4f4f\u76f8\u5e94\u6309\u952e\u65f6\u9010\u6b65\u589e\u52a0\u6216\u964d\u4f4e\u771f\u7a7a\u6cc4\u538b\u8bbe\u5b9a\u3002<\/p>\n<hr data-start=\"237\" data-end=\"240\" \/>\n<p data-start=\"242\" data-end=\"260\"><strong data-start=\"242\" data-end=\"258\">\u7279\u70b9\uff08FEATURES\uff09<\/strong><\/p>\n<ul data-start=\"262\" data-end=\"434\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li data-start=\"262\" data-end=\"302\">\n<p data-start=\"264\" data-end=\"302\">\u63a7\u5236\u677f<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e5%8f%af%e6%8e%a5%e5%8f%97%e6%a8%a1%e6%8b%9f%e6%8e%a7%e5%88%b6%e4%bf%a1%e5%8f%b7\/\" title=\"View all posts in \u53ef\u63a5\u53d7\u6a21\u62df\u63a7\u5236\u4fe1\u53f7\" target=\"_blank\">\u53ef\u63a5\u53d7\u6a21\u62df\u63a7\u5236\u4fe1\u53f7<\/a>\u3001\u6570\u5b57\u903b\u8f91\u7535\u5e73\u6216\u77ac\u65f6\u5e38\u5f00\u6309\u952e\u6fc0\u6d3b\uff0c\u4ee5\u8c03\u8282\u771f\u7a7a\u8bbe\u5b9a<\/p>\n<\/li>\n<li data-start=\"303\" data-end=\"339\">\n<p data-start=\"305\" data-end=\"339\">\u53ef\u7f29\u653e\u7684<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%9c%9f%e7%a9%ba%e4%bc%a0%e6%84%9f%e5%99%a8%e4%bf%a1%e5%8f%b7\/\" title=\"View all posts in \u771f\u7a7a\u4f20\u611f\u5668\u4fe1\u53f7\" target=\"_blank\">\u771f\u7a7a\u4f20\u611f\u5668\u4fe1\u53f7<\/a>\uff0c\u53ef\u5728\u4fdd\u6301\u5168\u4fe1\u53f7\u8f93\u5165\u8303\u56f4\u7684\u540c\u65f6\u51cf\u5c0f\u64cd\u4f5c\u8303\u56f4<\/p>\n<\/li>\n<li data-start=\"340\" data-end=\"372\">\n<p data-start=\"342\" data-end=\"372\">\u677f\u4e0a\u63d0\u4f9b<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%9c%9f%e7%a9%ba%e4%bc%a0%e6%84%9f%e5%99%a8\/\" title=\"View all posts in \u771f\u7a7a\u4f20\u611f\u5668\" target=\"_blank\">\u771f\u7a7a\u4f20\u611f\u5668<\/a>\u7684\u6a21\u62df\u8f93\u51fa\u4fe1\u53f7\uff0c\u53ef\u7528\u4e8e\u5916\u90e8\u771f\u7a7a\u6c34\u5e73\u53cd\u9988<\/p>\n<\/li>\n<li data-start=\"373\" data-end=\"414\">\n<p data-start=\"375\" data-end=\"414\">\u673a\u52a0\u5de5\u9ec4\u94dc\u5916\u58f3\uff0c\u914d 1\/4 \u82f1\u5bf8 NPT \u5185\u87ba\u7eb9\u63a5\u53e3\uff0c\u4e0d\u9508\u94a2\u9600\u82af\u53ca\u5f39\u7c27\u7ec4\u4ef6<\/p>\n<\/li>\n<li data-start=\"415\" data-end=\"434\" data-is-last-node=\"\">\n<p data-start=\"417\" data-end=\"434\" data-is-last-node=\"\">\u7535\u6c14\u8fde\u63a5\u5668\u5141\u8bb8\u9600\u4f53\u4e0e\u63a7\u5236\u677f\u7ec4\u4ef6\u5206\u79bb<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"9\" data-end=\"29\"><strong data-start=\"9\" data-end=\"27\">\u4f18\u52bf\uff08ADVANTAGES\uff09<\/strong><\/p>\n<ul data-start=\"31\" data-end=\"144\">\n<li data-start=\"31\" data-end=\"71\">\n<p data-start=\"33\" data-end=\"71\"><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e7%b2%be%e5%af%86%e7%9c%9f%e7%a9%ba%e6%b3%84%e5%8e%8b\/\" title=\"View all posts in \u7cbe\u5bc6\u771f\u7a7a\u6cc4\u538b\" target=\"_blank\">\u7cbe\u5bc6\u771f\u7a7a\u6cc4\u538b<\/a>\u8bbe\u5b9a\uff0c\u53ef\u901a\u8fc7\u6a21\u62df\u4fe1\u53f7\u3001\u6570\u5b57\u4fe1\u53f7\u6216\u5916\u90e8\u77ac\u65f6\u6309\u952e\u589e\u91cf\u8c03\u8282\u771f\u7a7a\u8bbe\u5b9a<\/p>\n<\/li>\n<li data-start=\"72\" data-end=\"109\">\n<p data-start=\"74\" data-end=\"109\"><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/%e5%8f%af%e7%bc%a9%e6%94%be%e7%9c%9f%e7%a9%ba%e4%bf%a1%e5%8f%b7\/\" title=\"View all posts in \u53ef\u7f29\u653e\u771f\u7a7a\u4fe1\u53f7\" target=\"_blank\">\u53ef\u7f29\u653e\u771f\u7a7a\u4fe1\u53f7<\/a>\uff0c\u53ef\u5728\u90e8\u5206\u771f\u7a7a\u8303\u56f4\u5185\u4f7f\u7528\u8bbe\u5907\uff0c\u540c\u65f6\u4fdd\u6301\u5168\u8f93\u51fa\u4fe1\u53f7\u8303\u56f4<\/p>\n<\/li>\n<li data-start=\"110\" data-end=\"144\">\n<p data-start=\"112\" data-end=\"144\">\u63d0\u4f9b\u771f\u7a7a\u4f20\u611f\u5668\u8f93\u51fa\u4fe1\u53f7\uff0c\u7528\u6237\u53ef\u7528\u4e8e\u6570\u5b57\u771f\u7a7a\u663e\u793a\u6216\u5176\u4ed6\u53cd\u9988\u7528\u9014<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"146\" data-end=\"149\" \/>\n<p data-start=\"151\" data-end=\"175\"><strong data-start=\"151\" data-end=\"173\">\u89c4\u683c\uff08SPECIFICATIONS\uff09<\/strong><\/p>\n<p data-start=\"177\" data-end=\"192\"><strong data-start=\"177\" data-end=\"190\">\u9600\u4f53\uff08Valve\uff09<\/strong><\/p>\n<ul data-start=\"193\" data-end=\"458\">\n<li data-start=\"193\" data-end=\"225\">\n<p data-start=\"195\" data-end=\"225\"><strong data-start=\"195\" data-end=\"215\">\u578b\u53f7\uff08Part Number\uff09\uff1a<\/strong> <a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/492-001\/\" title=\"View all posts in 492-001\" target=\"_blank\">492-001<\/a><\/p>\n<\/li>\n<li data-start=\"226\" data-end=\"274\">\n<p data-start=\"228\" data-end=\"274\"><strong data-start=\"228\" data-end=\"252\">\u6d41\u91cf\u80fd\u529b\uff08Flow Capacity\uff09\uff1a<\/strong> 2.5 SCFM\uff08\u538b\u529b\u964d 1 psi\uff09<\/p>\n<\/li>\n<li data-start=\"275\" data-end=\"320\">\n<p data-start=\"277\" data-end=\"320\"><strong data-start=\"277\" data-end=\"303\">\u63a5\u53e3\u8fde\u63a5\uff08Port Connection\uff09\uff1a<\/strong> 1\/4 \u82f1\u5bf8 NPT \u5185\u87ba\u7eb9<\/p>\n<\/li>\n<li data-start=\"321\" data-end=\"377\">\n<p data-start=\"323\" data-end=\"377\"><strong data-start=\"323\" data-end=\"353\">\u5b89\u88c5\u65b9\u5f0f\uff08Mounting Attachment\uff09\uff1a<\/strong> \u4ece\u4e09\u901a\u4e2d\u5fc3 1\/4 \u82f1\u5bf8 NPT \u7aef\u53e3\u5b89\u88c5<\/p>\n<\/li>\n<li data-start=\"378\" data-end=\"431\">\n<p data-start=\"380\" data-end=\"431\"><strong data-start=\"380\" data-end=\"411\">\u5b89\u88c5\u65b9\u5411\uff08Mounting Orientation\uff09\uff1a<\/strong> \u9600\u4f53\u5b89\u88c5\u65f6\u7535\u78c1\u9600\u5411\u4e0a\uff08\u7ebf\u7f06\u7aef\u671d\u4e0a\uff09<\/p>\n<\/li>\n<li data-start=\"432\" data-end=\"458\">\n<p data-start=\"434\" data-end=\"458\"><strong data-start=\"434\" data-end=\"449\">\u91cd\u91cf\uff08Weight\uff09\uff1a<\/strong> 0.32 \u78c5<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"460\" data-end=\"479\"><strong data-start=\"460\" data-end=\"477\">\u63a7\u5236\u677f\uff08PC Board\uff09<\/strong><\/p>\n<ul data-start=\"480\" data-end=\"728\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li data-start=\"480\" data-end=\"526\">\n<p data-start=\"482\" data-end=\"526\"><strong data-start=\"482\" data-end=\"502\">\u578b\u53f7\uff08Part Number\uff09\uff1a<\/strong> <a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/487-001-0-482-002-0\/\" title=\"View all posts in 487-001-0 \/ 482-002-0\" target=\"_blank\">487-001-0 \/ 482-002-0<\/a><\/p>\n<\/li>\n<li data-start=\"527\" data-end=\"615\">\n<p data-start=\"529\" data-end=\"555\"><strong data-start=\"529\" data-end=\"553\">\u8bbe\u5b9a\u8303\u56f4\uff08Setting Range\uff09\uff1a<\/strong><\/p>\n<ul data-start=\"558\" data-end=\"615\">\n<li data-start=\"558\" data-end=\"583\">\n<p data-start=\"560\" data-end=\"583\">487-001-0\uff1a2 \u81f3 41 \u82f1\u5bf8\u6c34\u67f1<\/p>\n<\/li>\n<li data-start=\"586\" data-end=\"615\">\n<p data-start=\"588\" data-end=\"615\">482-002-0\uff1a0.5 \u81f3 29.5 \u82f1\u5bf8\u6c5e\u67f1<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"616\" data-end=\"664\">\n<p data-start=\"618\" data-end=\"664\"><strong data-start=\"618\" data-end=\"639\">\u7535\u6e90\uff08Power Supply\uff09\uff1a<\/strong> 15 \u81f3 26 V DC\uff0c\u6700\u5927 0.12 A<\/p>\n<\/li>\n<li data-start=\"665\" data-end=\"704\">\n<p data-start=\"667\" data-end=\"704\"><strong data-start=\"667\" data-end=\"691\">\u6a21\u62df\u4fe1\u53f7\uff08Analog signal\uff09\uff1a<\/strong> 0 \u81f3 5 V DC<\/p>\n<\/li>\n<li data-start=\"705\" data-end=\"728\" data-is-last-node=\"\">\n<p data-start=\"707\" data-end=\"728\" data-is-last-node=\"\"><strong data-start=\"707\" data-end=\"722\">\u91cd\u91cf\uff08Weight\uff09\uff1a<\/strong> 0.1 \u78c5<\/p>\n<\/li>\n<\/ul>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/487-001-0-482-002-0\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"487-001-0 \/ 482-002-0 (1\u4e2a\u9879\u76ee)\">487-001-0 \/ 482-002-0<\/a>\n<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/492-001\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 8pt;\" aria-label=\"492-001 (1\u4e2a\u9879\u76ee)\">492-001<\/a>\n<a href=\"https:\/\/www.bihec.com\/ljengineeringinc2\/tag\/electronic-controlled-vacuum-relief-valve\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 8pt;\" aria-label=\"Electronic Controlled Vacuum Relief Valve (1\u4e2a\u9879\u76ee)\">Electronic Controlled Vacuum 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