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01-5045)\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm133-group-5-new.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fccd66299-356f-4fed-aee2-3cf14d24cdfc.png\",\"size\":72793,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fccd66299-356f-4fed-aee2-3cf14d24cdfc.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002Fccd66299-356f-4fed-aee2-3cf14d24cdfc.png\"}]","Ludlum Model 133 Series 伽马探测器 | 盖革-米勒伽马巡测探头","Ludlum Model 133系列伽马探测器采用能量补偿卤素淬灭GM管，提供133-2至133-7多种型号及防水版本，满足从微西弗到希沃**伽马区域监测需求，兼容各类便携式辐射测量仪。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},"135","通用设备配件",{"createBy":6,"createTime":201,"updateBy":6,"updateTime":202,"remark":6,"scope":6,"id":203,"siteId":9,"sourceId":95,"categoryId":187,"brandId":8,"slug":204,"name":205,"code":6,"model":206,"subtitle":207,"description":208,"images":209,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":210,"seoDescription":211,"seoKeywords":6,"brand":212,"category":213},"2026-05-25 18:57:11","2026-05-25 18:57:10",150294,"150294","Ludlum 42-49系列便携式中子探测器","Model 42-49 Series","Ludlum 42-49系列便携式中子探测器专为热中子和快中子检测设计，采用高密度聚乙烯慢化球和3He探测管，具备优异的伽马射线甄别能力，适用于区域监测与便携式辐射测量。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum 42-49系列中子探测器（包括42-49、42-49B、42-49-1和42-49B-1型号）专为检测热中子和快中子（0.025 eV至约12 MeV）而设计。中子通过核反应间接检测，产生高能带电粒子（如α粒子）。在许多情况下，中子场中常伴有强烈的伽马射线，因此该系列探测器具备优异的伽马射线甄别能力，确保测量结果的准确性。\u003C\u002Fp>\u003Cp>这些探测器设计用于便携式计数仪器，顶部配有支架，可方便地安装便携式仪表（如Ludlum Model 30）。每个探测器核心为一个\u003Cstrong>3He探测管\u003C\u002Fstrong>（直径1.6 cm x 厚度2.5 cm），外部包裹直径\u003Cstrong>19.6 cm（7.7英寸）的高密度聚乙烯球\u003C\u002Fstrong>。外层球体用于慢化入射中子，并提供接近雷姆（rem）的剂量响应。\u003C\u002Fp>\u003Ch3>型号与灵敏度差异\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>Model 42-49 与 42-49B\u003C\u002Fstrong>：均采用2 atm 3He探测管，区别在于内部硼化层的硼浓度。42-49硼浓度较低，灵敏度更高（通常为10 cpm\u002FμSv\u002Fh），但在5 keV范围内可能存在过响应；42-49B硼浓度较高，灵敏度略低（通常为4.5 cpm\u002FμSv\u002Fh），但有效避免了过响应问题。\u003C\u002Fli>\u003Cli>\u003Cstrong>Model 42-49-1 与 42-49B-1\u003C\u002Fstrong>：分别为上述两款的变体，采用\u003Cstrong>10 atm 3He探测管\u003C\u002Fstrong>以提供更高的灵敏度（分别为16.8 cpm\u002FμSv\u002Fh和7.6 cpm\u002FμSv\u002Fh）。\u003Cem>注意：这些高压型号被视为压力容器，在运输中属于危险品（HAZMAT）。\u003C\u002Fem>\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>核心特性\u003C\u002Fh3>\u003Cul>\u003Cli>便携式中子探测器设计，小巧轻便的19.5 cm REM球。\u003C\u002Fli>\u003Cli>在Ludlum Model 30-7系列、3007系列和12-4-7系列仪表中，提供与标准REM球相似的读数。\u003C\u002Fli>\u003Cli>出色的伽马射线抑制能力，确保复杂辐射场中的中子测量精度。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>技术规格\u003C\u002Fh3>\u003Ctable>\u003Ctbody>\u003Ctr>\u003Cth>指示用途\u003C\u002Fth>\u003Ctd>中子检测、区域监测\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>慢化剂\u003C\u002Fth>\u003Ctd>19.6 cm (7.7 in.) 直径高密度聚乙烯球\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>兼容仪器\u003C\u002Fth>\u003Ctd>通常与便携式计数仪器配套使用（需具备-2 mV输入灵敏度）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>伽马抑制\u003C\u002Fth>\u003Ctd>在 100 mSv\u002Fh (10 R\u002Fhr) (137Cs) 下 ≤10 cpm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>检测范围\u003C\u002Fth>\u003Ctd>热中子至约 12 MeV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>能量响应\u003C\u002Fth>\u003Ctd>热中子至 12 MeV，遵循中子剂量的辐射防护指导曲线\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>输入灵敏度\u003C\u002Fth>\u003Ctd>-2 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>约 1200 V\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>C系列（可提供其他类型）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>结构材质\u003C\u002Fth>\u003Ctd>\u003Cstrong>支架：\u003C\u002Fstrong>黑色粉末涂层铝材；\u003Cstrong>球体：\u003C\u002Fstrong>聚乙烯\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>温度范围\u003C\u002Fth>\u003Ctd>-20 至 50 °C (-4 至 122 °F)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸 (高x宽x深)\u003C\u002Fth>\u003Ctd>22.5 x 19.6 x 19.6 cm (包含支架)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>4.6 kg (10.2 lb)\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Ch3>版本与灵敏度参数\u003C\u002Fh3>\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>型号\u003C\u002Fth>\u003Cth>探测器类型\u003C\u002Fth>\u003Cth>灵敏度 (裸 241AmBe)\u003C\u002Fth>\u003Cth>订货号\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>\u003Cstrong>42-49\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>2 atm 3He 探测管\u003C\u002Ftd>\u003Ctd>10 cpm\u002FµSv\u002Fh (100 cpm\u002Fmrem\u002Fhr)\u003C\u002Ftd>\u003Ctd>47-4057\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>42-49B\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>2 atm 3He 探测管\u003C\u002Ftd>\u003Ctd>4.5 cpm\u002FµSv\u002Fh (45 cpm\u002Fmrem\u002Fhr)\u003C\u002Ftd>\u003Ctd>47-4307\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>42-49-1\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>10 atm 3He 探测管 (HAZMAT)\u003C\u002Ftd>\u003Ctd>16.8 cpm\u002FµSv\u002Fh (168 cpm\u002Fmrem\u002Fhr)\u003C\u002Ftd>\u003Ctd>47-4057-1\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>42-49B-1\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>10 atm 3He 探测管 (HAZMAT)\u003C\u002Ftd>\u003Ctd>7.6 cpm\u002FµSv\u002Fh (76 cpm\u002Fmrem\u002Fhr)\u003C\u002Ftd>\u003Ctd>47-4307-1\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm42-49_1959784676.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F74c8038b-b294-467a-b297-9c0ee40ebc7d.png\",\"size\":33667,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F74c8038b-b294-467a-b297-9c0ee40ebc7d.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F74c8038b-b294-467a-b297-9c0ee40ebc7d.png\"}]","Ludlum 42-49系列中子探测器 | 便携式热中子与快中子检测仪","Ludlum 42-49系列便携式中子探测器，采用3He探测管与聚乙烯慢化球，检测范围覆盖热中子至12MeV，具备高伽马抑制能力，是区域中子监测的理想选择。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":215,"updateBy":6,"updateTime":216,"remark":6,"scope":6,"id":217,"siteId":9,"sourceId":89,"categoryId":187,"brandId":8,"slug":218,"name":219,"code":6,"model":220,"subtitle":221,"description":222,"images":223,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":224,"seoDescription":225,"seoKeywords":6,"brand":226,"category":227},"2026-05-25 18:55:38","2026-05-25 18:55:37",150293,"150293","Ludlum Model 42-30H 壁挂式正比中子探测器","Model 42-30H","Ludlum Model 42-30H 是一款专为探测热中子和快中子设计的壁挂式正比中子探测器，采用氦-3气体正比计数管，具备优异的伽马射线抑制能力，适用于各类区域辐射监测环境。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 42-30H 是一款专为探测热中子和快中子（能量范围从 0.025 eV 至约 12 MeV）而设计的壁挂式正比中子探测器。该探测器通常与区域监测器配合使用。在探测高于热区能量的中子时，探测器被放置在慢化剂内部；若仅需探测热中子，则可将探测器从慢化剂中取出。\u003C\u002Fp>\u003Ch3>工作原理\u003C\u002Fh3>\u003Cp>中子并非被直接探测，而是通过核反应转化为高能带电粒子（如质子和氚核）来进行探测。在许多情况下，中子环境中往往伴随着强烈的伽马射线场。因此，选择一种能够在探测过程中有效区分并抑制伽马射线的中子探测方法至关重要。\u003C\u002Fp>\u003Cp>将慢中子转化为可直接探测粒子的常见核反应为：n + ³He → ³H + ¹H + 0.764 MeV。Model 42-30H 正是利用这一反应，其探测器的气体正比计数管内充有氦-3（³He）气体。\u003C\u002Fp>\u003Ch3>电缆配置说明\u003C\u002Fh3>\u003Cp>Ludlum 根据用户所需的长度提供不同的电缆（部件号中的“X”代表电缆长度，单位为英尺）：\u003C\u002Fp>\u003Ctable class=\"table table-bordered\">\u003Cthead>\u003Ctr>\u003Cth>电缆长度\u003C\u002Fth>\u003Cth>部件号\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>7.6 m (25 ft.)\u003C\u002Ftd>\u003Ctd>40-1004-X\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>7.6 - 15.2 m (25 - 50 ft.)\u003C\u002Ftd>\u003Ctd>8303-889-X\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>> 15.2 m (50 ft.)\u003C\u002Ftd>\u003Ctd>4396-905-X\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Ch3>技术规格\u003C\u002Fh3>\u003Ctable class=\"table table-bordered\">\u003Ctbody>\u003Ctr>\u003Cth>产品描述\u003C\u002Fth>\u003Ctd>壁挂式正比中子探测器\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测器类型\u003C\u002Fth>\u003Ctd>2个大气压的 ³He 管（LND 251152 或同等产品）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>慢化剂\u003C\u002Fth>\u003Ctd>直径 25.4 cm (10.0 in.) 的聚乙烯球\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测范围\u003C\u002Fth>\u003Ctd>热中子至约 12 MeV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>能量响应\u003C\u002Fth>\u003Ctd>大致遵循中子剂量的辐射防护指导曲线\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>灵敏度 (²⁴¹AmBe)\u003C\u002Fth>\u003Ctd>每 mSv\u002Fh 20,000 cpm（典型值）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>伽马射线抑制 (¹³⁷Cs)\u003C\u002Fth>\u003Ctd>高达 0.1 Sv\u002Fh (10 R\u002Fhr) 时，10 cpm 或更低\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>1200 V（典型值）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>阈值\u003C\u002Fth>\u003Ctd>-2 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>C 系列（可提供其他类型）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>结构材质\u003C\u002Fth>\u003Ctd>聚乙烯慢化剂，配备铝制外壳和安装支架\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸 (高 x 宽 x 长)\u003C\u002Fth>\u003Ctd>38.1 x 25.4 x 26.2 cm（含安装支架）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>8.8 kg\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Ch3>推荐配套仪器\u003C\u002Fh3>\u003Ctable class=\"table table-bordered table-striped\">\u003Cthead>\u003Ctr>\u003Cth>型号\u003C\u002Fth>\u003Cth>描述\u003C\u002Fth>\u003Cth>部件号\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>Model 177-50\u003C\u002Ftd>\u003Ctd>台式模拟仪表\u003Cul>\u003Cli>5个十进制的对数刻度\u003C\u002Fli>\u003Cli>可调声光报警\u003C\u002Fli>\u003Cli>高压范围：400 至 2500 V\u003C\u002Fli>\u003C\u002Ful>\u003C\u002Ftd>\u003Ctd>48-1202\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Model 177-61\u003C\u002Ftd>\u003Ctd>台式模拟仪表\u003Cul>\u003Cli>4个十进制的线性刻度\u003C\u002Fli>\u003Cli>可调声光报警\u003C\u002Fli>\u003Cli>高压范围：400 至 2500 V\u003C\u002Fli>\u003C\u002Ful>\u003C\u002Ftd>\u003Ctd>48-1382\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Model 375\u003C\u002Ftd>\u003Ctd>区域监测控制器\u003C\u002Ftd>\u003Ctd>48-2230\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm42-30h.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7886c7c7-3eb5-4c45-bd13-1eaa027b4b10.png\",\"size\":36081,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7886c7c7-3eb5-4c45-bd13-1eaa027b4b10.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F7886c7c7-3eb5-4c45-bd13-1eaa027b4b10.png\"}]","Ludlum Model 42-30H 壁挂式正比中子探测器 | 热中子与快中子检测设备","Ludlum Model 42-30H 中子探测器采用氦-3正比计数管，探测范围覆盖热中子至12 MeV快中子，具备出色的伽马射线抑制性能，是区域中子辐射监测的理想选择。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":229,"updateBy":6,"updateTime":230,"remark":6,"scope":6,"id":231,"siteId":9,"sourceId":83,"categoryId":187,"brandId":8,"slug":232,"name":233,"code":6,"model":234,"subtitle":235,"description":236,"images":237,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":238,"seoDescription":239,"seoKeywords":6,"brand":240,"category":241},"2026-05-25 18:54:12","2026-06-16 12:15:50",150292,"150292","Ludlum Model 42-31H 中子探测器","Model 42-31H","Ludlum Model 42-31H 中子探测器专为检测热中子和快中子设计，检测范围覆盖0.025 eV至12 MeV。采用掺镉聚乙烯球慢化剂与3He探测管，具备优异的伽马射线甄别能力，适用于便携式计数仪器及区域辐射监测。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 42-31H 中子探测器（货号：47-3583）专为检测热中子和快中子而设计，检测范围覆盖 0.025 eV 至约 12 MeV。中子通过核反应间接检测，产生高能带电粒子（如α粒子），这些粒子通常存在于强伽马射线场中。因此，该探测器具备出色的伽马射线甄别能力，确保在复杂辐射环境中的测量准确性。\u003C\u002Fp>\u003Cp>该型号专为便携式计数仪器设计，顶部配有安装支架，使用便捷。仪器核心由包裹 \u003Cstrong>3He 探测管\u003C\u002Fstrong>的\u003Cstrong>掺镉聚乙烯球\u003C\u002Fstrong>组成。研究表明，其 9 英寸掺镉球体的响应特性与 10 英寸直径的雷姆响应球体高度相似。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Ctable class=\"table table-bordered\">\u003Ctbody>\u003Ctr>\u003Cth>指示用途\u003C\u002Fth>\u003Ctd>中子检测；区域监测\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测器类型\u003C\u002Fth>\u003Ctd>2 atm 3He 管 LND 251152 或同等产品\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>慢化剂\u003C\u002Fth>\u003Ctd>22.9 cm (9 in.) 直径掺镉聚乙烯球\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>检测范围\u003C\u002Fth>\u003Ctd>热中子至约 12 MeV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>能量响应\u003C\u002Fth>\u003Ctd>热中子至 12 MeV；大致遵循中子剂量的辐射防护指导曲线\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>灵敏度 (241AmBe)\u003C\u002Fth>\u003Ctd>10,000 cpm\u002FmSv\u002Fh (100 cpm\u002Fmrem\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>伽马射线抑制 (137Cs)\u003C\u002Fth>\u003Ctd>在高达 0.1 Sv\u002Fh (10 R\u002Fhr) 时，10 cpm 或更低\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>1200 V（典型值）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>输入灵敏度\u003C\u002Fth>\u003Ctd>-2 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>\"C\" 系列（可提供其他类型）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>结构材质\u003C\u002Fth>\u003Ctd>\u003Cstrong>支架：\u003C\u002Fstrong>拉伸铸造铝，米色粉末涂层；\u003Cstrong>球体：\u003C\u002Fstrong>聚乙烯\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸 (高 x 宽 x 深)\u003C\u002Fth>\u003Ctd>26 x 22.9 x 22.9 cm (10.3 x 9 x 9 in.) 包含支架\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>6.6 kg (14.5 lb)\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Ch3>电缆配置说明\u003C\u002Fh3>\u003Cp>Ludlum 根据客户需求的长度提供不同的电缆（部件号中的“X”代表电缆长度，单位为英尺）：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>7.6 - 15.2 m (25 - 50 ft.)：\u003C\u002Fstrong>部件号 8303-889-X\u003C\u002Fli>\u003Cli>\u003Cstrong>> 15.2 m (50 ft.)：\u003C\u002Fstrong>部件号 4396-905-X\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>推荐配套仪器\u003C\u002Fh3>\u003Cp>通常与能够达到 -2 mV 输入灵敏度的便携式计数仪器配合使用。\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>Model 12 (货号 48-1609)：\u003C\u002Fstrong>模拟巡测仪\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>相关文档\u003C\u002Fh3>\u003Cul>\u003Cli>数据表 (Data Sheet)\u003C\u002Fli>\u003Cli>操作手册 (Manual)\u003C\u002Fli>\u003Cli>CE **** (CE Certificate)\u003C\u002Fli>\u003Cli>Model 42-31 移除 BF-3 管说明\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002F9__moderated_neu_4aa7a1e4b321d.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fb1503313-65cb-4c0f-86ee-a3b79582ab28.png\",\"size\":57059,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fb1503313-65cb-4c0f-86ee-a3b79582ab28.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002Fb1503313-65cb-4c0f-86ee-a3b79582ab28.png\"}]","Ludlum Model 42-31H 中子探测器 | 47-3583 区域监测中子检测仪","Ludlum Model 42-31H (货号47-3583) 是一款高性能中子探测器，检测范围0.025 eV至12 MeV。配备9英寸掺镉聚乙烯球和3He管，有效抑制伽马射线干扰，是便携式中子计数和区域辐射监测的理想选择。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":243,"updateBy":6,"updateTime":244,"remark":6,"scope":6,"id":245,"siteId":9,"sourceId":246,"categoryId":187,"brandId":8,"slug":247,"name":248,"code":6,"model":249,"subtitle":250,"description":251,"images":252,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":253,"seoDescription":254,"seoKeywords":6,"brand":255,"category":256},"2026-05-25 17:52:53","2026-06-29 11:31:22",150290,301,"150290","Ludlum Model 44-9 α-β-γ辐射探测器","Model 44-9","Ludlum Model 44-9 是一款全球广泛使用的薄饼型盖革-米勒（GM）辐射探测器，专为α、β和γ辐射巡测及样品计数设计。其坚固的金属外壳和便携尺寸，使其成为检测人员和物体表面放射性污染的**选择。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-9 是一款在全球范围内广泛使用的薄饼型盖革-米勒（GM）辐射探测器。该探测器专为\u003Cstrong>α、β和γ辐射\u003C\u002Fstrong>检测而设计，采用坚固的米色粉末涂层铝制外壳，形状和尺寸经过优化，非常便于对人员和物体表面进行放射性污染检查。\u003C\u002Fp>\u003Cp>本探测器的工作电压范围为 850 至 1000 Vdc，兼容任何能够提供 \u003Cstrong>900 Vdc\u003C\u002Fstrong> 工作电压且输入灵敏度达到 \u003Cstrong>30 mV 或更高\u003C\u002Fstrong>的 Ludlum 测量仪器。\u003C\u002Fp>\u003Ch3>核心技术规格\u003C\u002Fh3>\u003Ctable>\u003Ctbody>\u003Ctr>\u003Cth>应用用途\u003C\u002Fth>\u003Ctd>α、β、γ辐射巡测；样品计数\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测器类型\u003C\u002Fth>\u003Ctd>薄饼型，卤素淬灭盖革-米勒（GM）管\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测窗\u003C\u002Fth>\u003Ctd>2.0 ± 0.3 mg\u002Fcm² 云母窗，由不锈钢网保护（79% 开口率）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测窗面积\u003C\u002Fth>\u003Ctd>\u003Cstrong>有效面积：\u003C\u002Fstrong>15.5 cm² (2.4 in²)\u003Cbr>\u003Cstrong>开口面积：\u003C\u002Fstrong>12.3 cm² (1.9 in²)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测效率 (4π)\u003C\u002Fth>\u003Ctd>\u003Cstrong>14C:\u003C\u002Fstrong> 5% | \u003Cstrong>90Sr\u002F90Y:\u003C\u002Fstrong> 22% | \u003Cstrong>99Tc:\u003C\u002Fstrong> 15%\u003Cbr>\u003Cstrong>32P:\u003C\u002Fstrong> 32% | \u003Cstrong>239Pu:\u003C\u002Fstrong> 15% | \u003Cstrong>99mTc:\u003C\u002Fstrong> ≤ 1% | \u003Cstrong>125I:\u003C\u002Fstrong> 0.2%\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型灵敏度 (137Cs γ)\u003C\u002Fth>\u003Ctd>3300 cpm \u002F (mR\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型本底 (10 µR\u002Fhr 场)\u003C\u002Fth>\u003Ctd>30-60 cpm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型死时间\u003C\u002Fth>\u003Ctd>80 μs\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>900 Vdc\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>输入灵敏度\u003C\u002Fth>\u003Ctd>≥ -30 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>C 系列（可提供其他类型）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸 (高 x 宽 x 长)\u003C\u002Fth>\u003Ctd>4.6 x 6.9 x 27.2 cm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>0.5 kg\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Ch3>可选配件与升级\u003C\u002Fh3>\u003Cp>\u003Cstrong>1. 保护网选项：\u003C\u002Fstrong>\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>标准保护网 (21-9586)：\u003C\u002Fstrong>厚度 0.25 mm，1.4 mm 方孔，79% 开口率。\u003C\u002Fli>\u003Cli>\u003Cstrong>金属丝网保护网 (7002-095-03)：\u003C\u002Fstrong>厚度 1.6 mm，4.8 mm 方孔，70% 开口率。\u003C\u002Fli>\u003Cli>\u003Cstrong>六角孔保护网 (7002-1137)：\u003C\u002Fstrong>厚度 0.25 mm，4.7 mm 六角孔，92% 开口率。\u003C\u002Fli>\u003Cli>\u003Cstrong>方孔保护网 (7002-1138)：\u003C\u002Fstrong>厚度 0.25 mm，3.2 mm 方孔，89% 开口率。\u003C\u002Fli>\u003Cli>\u003Cstrong>加厚六角孔保护网 (7002-140)：\u003C\u002Fstrong>厚度 0.79 mm，4.7 mm 六角孔，70% 开口率。\u003C\u002Fli>\u003C\u002Ful>\u003Cp>\u003Cstrong>2. 剂量过滤器 (型号 2002-1050)：\u003C\u002Fstrong>\u003C\u002Fp>\u003Cp>GM 薄饼探测器在低能区存在明显的过度响应，会导致剂量测量误差。该剂量过滤器可将能量响应平坦化，在 20 keV 至 1.2 MeV 能量范围内，相对于 137Cs (662 keV) 的偏差控制在 \u003Cstrong>±20% 以内\u003C\u002Fstrong>，满足 H*(10) 能量响应要求。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. 样品架 (Model 180-2, 货号 47-1665)：\u003C\u002Fstrong>\u003C\u002Fp>\u003Cp>专用于放置最大直径为 5.1 cm (2 in.) 的样品，方便进行精确的样品计数测量。\u003C\u002Fp>\u003Ch3>替换部件\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>GM 管：\u003C\u002Fstrong>01-5008\u003C\u002Fli>\u003Cli>\u003Cstrong>标准保护网：\u003C\u002Fstrong>21-9586\u003C\u002Fli>\u003Cli>\u003Cstrong>手柄：\u003C\u002Fstrong>7002-426\u003C\u002Fli>\u003Cli>\u003Cstrong>卡入式前盖：\u003C\u002Fstrong>7002-1037\u003C\u002Fli>\u003Cli>\u003Cstrong>红色保护盖：\u003C\u002Fstrong>7002-905\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-9_profile.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F60a30e2c-2d85-46c4-b266-7ecd67934f9c.png\",\"size\":18397,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F60a30e2c-2d85-46c4-b266-7ecd67934f9c.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F60a30e2c-2d85-46c4-b266-7ecd67934f9c.png\"}]","Ludlum Model 44-9 α-β-γ辐射探测器 | 薄饼型GM表面污染检测仪","Ludlum Model 44-9 α-β-γ辐射探测器采用薄饼型卤素淬灭GM管，配备云母窗和不锈钢保护网，适用于表面污染巡测与样品计数。兼容900Vdc Ludlum仪器，提供多种保护网和剂量过滤器选项。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":258,"updateBy":6,"updateTime":259,"remark":6,"scope":6,"id":260,"siteId":9,"sourceId":261,"categoryId":187,"brandId":8,"slug":262,"name":263,"code":6,"model":264,"subtitle":265,"description":266,"images":267,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":268,"seoDescription":269,"seoKeywords":6,"brand":270,"category":271},"2026-05-25 15:21:27","2026-05-25 15:22:18",150289,302,"150289","Ludlum 44-7 α-β-γ 射线探测器","Model 44-7","Ludlum Model 44-7 是一款端窗卤素淬灭盖革-米勒（G-M）探测器，专为α、β、γ射线巡测及样品计数设计。配备2.0 mg\u002Fcm²云母窗，具备高灵敏度与低本底特性，适用于多种放射性同位素检测。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-7 是一款高性能的 \u003Cstrong>α-β-γ 射线探测器\u003C\u002Fstrong>（货号：47-1536），采用端窗卤素淬灭盖革-米勒（G-M）管设计。该探测器专为α、β、γ射线的表面污染巡测及样品计数而开发，广泛应用于辐射防护、环境监测及实验室分析等领域。\u003C\u002Fp>\u003Ch3>核心技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>探测器类型：\u003C\u002Fstrong>端窗、卤素淬灭 G-M 管\u003C\u002Fli>\u003Cli>\u003Cstrong>探测窗材质：\u003C\u002Fstrong>2.0 ± 0.3 mg\u002Fcm² 云母\u003C\u002Fli>\u003Cli>\u003Cstrong>探测窗面积：\u003C\u002Fstrong>有效面积 6 cm²，开口面积 5 cm²\u003C\u002Fli>\u003Cli>\u003Cstrong>工作电压：\u003C\u002Fstrong>900 V\u003C\u002Fli>\u003Cli>\u003Cstrong>典型死时间：\u003C\u002Fstrong>200 μs\u003C\u002Fli>\u003Cli>\u003Cstrong>连接器：\u003C\u002Fstrong>C 系列（可提供其他类型）\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>探测效率与灵敏度\u003C\u002Fh3>\u003Cp>该探测器对多种常见放射性同位素表现出优异的 4π 探测效率：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>14C：\u003C\u002Fstrong>2%\u003C\u002Fli>\u003Cli>\u003Cstrong>90Sr\u002F90Y：\u003C\u002Fstrong>10%\u003C\u002Fli>\u003Cli>\u003Cstrong>99Tc：\u003C\u002Fstrong>6%\u003C\u002Fli>\u003Cli>\u003Cstrong>239Pu：\u003C\u002Fstrong>7%\u003C\u002Fli>\u003Cli>\u003Cstrong>125I：\u003C\u002Fstrong>0.1%\u003C\u002Fli>\u003C\u002Ful>\u003Cp>在 \u003Cstrong>137Cs γ 射线\u003C\u002Fstrong>环境下，典型灵敏度高达 \u003Cstrong>2100 cpm per mR\u002Fhr\u003C\u002Fstrong>。在 10 µR\u002Fhr 的本底辐射场中，典型本底计数仅为 \u003Cstrong>40 cpm\u003C\u002Fstrong>，确保了极低的检测下限。\u003C\u002Fp>\u003Ch3>物理特性与结构\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>外壳材质：\u003C\u002Fstrong>阳极氧化铝合金，坚固耐用\u003C\u002Fli>\u003Cli>\u003Cstrong>尺寸 (直径 x 长度)：\u003C\u002Fstrong>4.6 x 14.7 cm\u003C\u002Fli>\u003Cli>\u003Cstrong>重量：\u003C\u002Fstrong>0.5 kg\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>可选配件与替换部件\u003C\u002Fh3>\u003Cp>为满足不同应用场景，Model 44-7 提供以下选配件及维护部件：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>样品支架 (Model 180-4，货号 47-1667)：\u003C\u002Fstrong>适用于最大直径 5.1 cm 的样品。\u003C\u002Fli>\u003Cli>\u003Cstrong>G-M 管替换件：\u003C\u002Fstrong>货号 01-5006\u003C\u002Fli>\u003Cli>\u003Cstrong>带防护网端盖：\u003C\u002Fstrong>货号 4002-216\u003C\u002Fli>\u003Cli>\u003Cstrong>红色保护盖：\u003C\u002Fstrong>货号 03-5474\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>能量响应特性\u003C\u002Fh3>\u003Cp>该探测器的曝光能量响应与 H*(10) 能量响应均具有能量依赖性，用户在实际测量中需结合能量响应曲线进行数据修正，以确保剂量评估的准确性。\u003C\u002Fp>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-7.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F056db354-250e-4f4d-b707-6c34b3a39234.png\",\"size\":36204,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F056db354-250e-4f4d-b707-6c34b3a39234.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F056db354-250e-4f4d-b707-6c34b3a39234.png\"}]","Ludlum 44-7 α-β-γ 射线探测器 | 端窗G-M探测管","Ludlum Model 44-7 α-β-γ 探测器，采用端窗卤素淬灭G-M管，适用于α、β、γ射线巡测与样品计数。提供高探测效率与低本底辐射响应，是放射性检测的理想选择。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":273,"updateBy":6,"updateTime":230,"remark":6,"scope":6,"id":274,"siteId":9,"sourceId":275,"categoryId":187,"brandId":8,"slug":276,"name":277,"code":6,"model":278,"subtitle":279,"description":280,"images":281,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":282,"seoDescription":283,"seoKeywords":6,"brand":284,"category":285},"2026-05-25 15:20:14",150288,303,"150288","Ludlum Model 44-183 屏蔽型伽马探测器","Model 44-183","Ludlum Model 44-183 屏蔽型伽马探测器采用铅屏蔽设计，专为高本底辐射环境和方向性辐射场的伽马巡测而打造，配备能量补偿型GM管，具备10:1前后屏蔽比和宽动态测量范围，结构坚固耐用。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-183 屏蔽型伽马探测器（货号：47-3758）专为高本底辐射环境及方向性辐射场中的伽马测量而设计。该探测器采用铅屏蔽结构，可使除底面外任何方向入射的伽马射线灵敏度降低至\u003Cstrong>10:1\u003C\u002Fstrong>的衰减比，有效提高定向测量的精确度。\u003C\u002Fp>\u003Ch3>探测器特性\u003C\u002Fh3>\u003Cp>探测器采用\u003Cstrong>能量补偿型盖革-米勒（GM）管\u003C\u002Fstrong>，并使用卤素猝灭技术，确保稳定可靠的辐射检测性能。在配备死时间校正（DTC）功能的仪器上，动态范围可达\u003Cstrong>10 μSv\u002Fh 至 100 mSv\u002Fh\u003C\u002Fstrong>（1 mR\u002Fhr 至 10 R\u002Fhr）；未配备DTC时，线性范围为\u003Cstrong>10 μSv\u002Fh 至 20 mSv\u002Fh\u003C\u002Fstrong>（1 mR\u002Fhr 至 2 R\u002Fhr）。\u003C\u002Fp>\u003Ch3>结构与工艺\u003C\u002Fh3>\u003Cp>探测器前面板和手柄由\u003Cstrong>铝合金\u003C\u002Fstrong>制成，所有外表面均涂覆耐用米色飞溅纹理漆面，具备优异的防护性能。探测器外壳上的参考标记可指示内部GM管的嵌入位置，方便用户准确定位辐射源方向。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Ctable class=\"table table-bordered\">\u003Ctbody>\u003Ctr>\u003Cth>用途\u003C\u002Fth>\u003Ctd>伽马辐射巡测\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测器类型\u003C\u002Fth>\u003Ctd>带铅屏蔽的能量补偿型GM管\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>线性范围（无DTC）\u003C\u002Fth>\u003Ctd>10 μSv\u002Fh ~ 20 mSv\u002Fh（1 mR\u002Fhr ~ 2 R\u002Fhr）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>线性范围（有DTC）\u003C\u002Fth>\u003Ctd>10 μSv\u002Fh ~ 100 mSv\u002Fh（1 mR\u002Fhr ~ 10 R\u002Fhr）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型灵敏度（137Cs）\u003C\u002Fth>\u003Ctd>0.17 cps\u002FμSv\u002Fh（100 cpm\u002FmR\u002Fhr）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>能量响应（60 keV - 3 MeV）\u003C\u002Fth>\u003Ctd>真值偏差在±15%以内\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>前后屏蔽比\u003C\u002Fth>\u003Ctd>10:1\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型死时间\u003C\u002Fth>\u003Ctd>50 µs\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>550 V（推荐值）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>输入灵敏度\u003C\u002Fth>\u003Ctd>-30 mV ±10 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>C系列\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>材质结构\u003C\u002Fth>\u003Ctd>铝与铅结构，外表面喷漆处理\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作温度\u003C\u002Fth>\u003Ctd>-20 °C ~ 50 °C\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸（高×宽×长）\u003C\u002Fth>\u003Ctd>10.7 × 12.2 × 12.7 cm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>3.3 kg\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Cp>\u003Cem>* DTC（Dead Time Correction，死时间校正）功能仅在部分仪器上可用。\u003C\u002Fem>\u003C\u002Fp>\u003Ch3>相关文档\u003C\u002Fh3>\u003Cul>\u003Cli>产品数据手册（Data Sheet）\u003C\u002Fli>\u003Cli>用户操作手册（Manual）\u003C\u002Fli>\u003Cli>CE****（CE Certificate）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fshielded_gm_dete_4b4352d8b3173.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7decb7fb-860f-445d-b85b-fcbf53077823.png\",\"size\":56524,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7decb7fb-860f-445d-b85b-fcbf53077823.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F7decb7fb-860f-445d-b85b-fcbf53077823.png\"}]","Ludlum Model 44-183 屏蔽型伽马探测器 | 高本底环境伽马辐射巡测","Ludlum Model 44-183 屏蔽型伽马探测器，配备铅屏蔽能量补偿GM管，前后屏蔽比10:1，适用于高本底辐射环境下的伽马巡测，动态范围达10 μSv\u002Fh至100 mSv\u002Fh，结构坚固耐用。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":287,"updateBy":6,"updateTime":244,"remark":6,"scope":6,"id":288,"siteId":9,"sourceId":275,"categoryId":187,"brandId":8,"slug":289,"name":277,"code":6,"model":278,"subtitle":290,"description":291,"images":292,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":293,"seoDescription":294,"seoKeywords":6,"brand":295,"category":296},"2026-05-25 15:19:41",150287,"150287","Ludlum Model 44-183 是一款专为高本底环境和定向辐射区域设计的屏蔽型伽马探测器。采用铅屏蔽与能量补偿型GM管，有效降低非探测面干扰，支持DTC死时间校正，测量范围高达100 mSv\u002Fh，是专业伽马巡测的**选择。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-183 屏蔽型伽马探测器（零件号：47-3758）专为高本底环境以及存在定向高辐射区域的伽马巡测而设计。该探测器采用独特的铅屏蔽设计，可使除底面外任何方向进入的伽马射线灵敏度降低10倍（10:1屏蔽比），从而有效排除环境干扰，实现精准定向测量。\u003C\u002Fp>\u003Ch3>核心特性\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>高动态范围\u003C\u002Fstrong>：配备死时间校正（DTC）功能的仪器可实现最大的动态范围，测量范围高达 10 μSv\u002Fh 至 100 mSv\u002Fh（1 mR\u002Fhr 至 10 R\u002Fhr）。\u003C\u002Fli>\u003Cli>\u003Cstrong>先进探测器\u003C\u002Fstrong>：采用卤素淬灭、能量补偿型盖革-米勒（GM）管，确保在复杂辐射场中的稳定性和准确性。\u003C\u002Fli>\u003Cli>\u003Cstrong>坚固耐用\u003C\u002Fstrong>：前面板和手柄由铝材制成，所有外表面均涂有耐用、防溅的米色烤漆。外壳上的参考标记可清晰指示内部GM管的位置。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>技术规格\u003C\u002Fh3>\u003Ctable class=\"table table-bordered\">\u003Ctbody>\u003Ctr>\u003Cth>指示用途\u003C\u002Fth>\u003Ctd>伽马巡测\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>探测器类型\u003C\u002Fth>\u003Ctd>带铅屏蔽的能量补偿型GM管\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>线性范围\u003C\u002Fth>\u003Ctd>\u003Cstrong>无DTC*：\u003C\u002Fstrong>10 μSv\u002Fh 至 20 mSv\u002Fh (1 mR\u002Fhr 至 2 R\u002Fhr)\u003Cbr>\u003Cstrong>有DTC*：\u003C\u002Fstrong>10 μSv\u002Fh 至 100 mSv\u002Fh (1 mR\u002Fhr 至 10 R\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型灵敏度 (137Cs)\u003C\u002Fth>\u003Ctd>0.17 cps\u002FμSv\u002Fh (100 cpm\u002FmR\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>能量响应 (60 keV - 3 MeV)\u003C\u002Fth>\u003Ctd>真实值的 ±15% 以内\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>前后屏蔽比\u003C\u002Fth>\u003Ctd>10 : 1\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>典型死时间\u003C\u002Fth>\u003Ctd>50 µs\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作电压\u003C\u002Fth>\u003Ctd>550 V（推荐）\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>输入灵敏度\u003C\u002Fth>\u003Ctd>-30 mV ±10 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>连接器\u003C\u002Fth>\u003Ctd>C系列\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>结构材质\u003C\u002Fth>\u003Ctd>铝和铅，外部喷漆\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>工作温度范围\u003C\u002Fth>\u003Ctd>-20 至 50 °C (-4 至 122 °F)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>尺寸 (高 x 宽 x 长)\u003C\u002Fth>\u003Ctd>10.7 x 12.2 x 12.7 cm (4.2 x 4.8 x 5.0 in.)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Cth>重量\u003C\u002Fth>\u003Ctd>3.3 kg (7.3 lb)\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Cp>\u003Cem>*DTC（死时间校正）功能在部分仪器上提供。\u003C\u002Fem>\u003C\u002Fp>\u003Ch3>相关文档\u003C\u002Fh3>\u003Cul>\u003Cli>产品数据表 (Data Sheet)\u003C\u002Fli>\u003Cli>用户手册 (Manual)\u003C\u002Fli>\u003Cli>Brac Point Monitor 应用说明\u003C\u002Fli>\u003Cli>CE ****\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fshielded_gm_dete_4b4352d8b3173.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7e0b50d9-31c2-4e83-88e7-4c0fe9794032.png\",\"size\":56524,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F7e0b50d9-31c2-4e83-88e7-4c0fe9794032.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F7e0b50d9-31c2-4e83-88e7-4c0fe9794032.png\"}]","Ludlum Model 44-183 屏蔽型伽马探测器 | 高本底环境辐射巡测仪","Ludlum Model 44-183 屏蔽型伽马探测器，专为高本底及定向辐射环境设计。配备铅屏蔽与能量补偿GM管，支持死时间校正(DTC)，测量范围达100 mSv\u002Fh，提供精准可靠的伽马射线巡测解决方案。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":298,"updateBy":6,"updateTime":299,"remark":6,"scope":6,"id":300,"siteId":9,"sourceId":301,"categoryId":187,"brandId":8,"slug":302,"name":303,"code":6,"model":304,"subtitle":305,"description":306,"images":307,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":308,"seoDescription":309,"seoKeywords":6,"brand":310,"category":311},"2026-05-25 13:13:23","2026-06-29 15:29:39",150286,304,"150286","Ludlum Model 44-150 Series 高灵敏度伽马探测器","Model 44-150 Series","Ludlum Model 44-150系列（含44-150-1和44-150-3）是专为低水平伽马辐射检测设计的高灵敏度盖革-米勒（GM）探测器。该系列探测器可**兼容各类通用巡测仪、定标器及区域监测仪，提供精准可靠的辐射监测解决方案。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-150系列（包含Model 44-150-1和Model 44-150-3）是专为低水平伽马辐射检测设计的高灵敏度盖革-米勒（GM）探测器。该系列探测器可**兼容各类通用巡测仪、定标器及区域监测仪，广泛应用于高灵敏度伽马辐射巡测领域，提供精准可靠的辐射监测解决方案。\u003C\u002Fp>\u003Ch3>型号对比与核心规格\u003C\u002Fh3>\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>参数名称\u003C\u002Fth>\u003Cth>Model 44-150-1\u003C\u002Fth>\u003Cth>Model 44-150-3\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>\u003Cstrong>货号\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>47-3335-1\u003C\u002Ftd>\u003Ctd>47-4039\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>主要用途\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>高灵敏度伽马巡测\u003C\u002Ftd>\u003Ctd>高灵敏度伽马巡测\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>推荐配套仪器\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>通用巡测仪、定标器、区域监测仪\u003C\u002Ftd>\u003Ctd>通用巡测仪、定标器、区域监测仪\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>探测器类型\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>4个卤素淬灭GM管，30 mg\u002Fcm² 不锈钢\u003C\u002Ftd>\u003Ctd>3个能量补偿型卤素淬灭GM管，30 mg\u002Fcm² 不锈钢\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>线性范围\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>无DTC*：1至500 µSv\u002Fh (0.1至50 mR\u002Fhr)\u003Cbr>有DTC*：1至2500 µSv\u002Fh (0.1至250 mR\u002Fhr)\u003C\u002Ftd>\u003Ctd>无DTC*：0.1至80 µSv\u002Fh (0.01至8 mR\u002Fhr)\u003Cbr>有DTC*：0.1至800 µSv\u002Fh (0.01至80 mR\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>典型灵敏度 (137Cs 伽马)\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>400 cpm\u002FµSv\u002Fh (4000 cpm\u002FmR\u002Fhr)\u003C\u002Ftd>\u003Ctd>1350 cpm\u002FµSv\u002Fh (13500 cpm\u002FmR\u002Fhr)\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>能量响应\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>能量依赖\u003C\u002Ftd>\u003Ctd>60 keV 至 1.3 MeV 范围内偏差在 30% 以内\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>典型本底 (10 µR\u002Fhr 场)\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>48 cpm\u003C\u002Ftd>\u003Ctd>300 cpm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>典型死时间\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>50 µs\u003C\u002Ftd>\u003Ctd>50 µs\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>工作电压\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>550 Vdc\u003C\u002Ftd>\u003Ctd>900 Vdc\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>输入灵敏度\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>30 mV ± 10 mV\u003C\u002Ftd>\u003Ctd>30 mV ± 10 mV\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>温度范围\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>-20 至 50 °C\u003C\u002Ftd>\u003Ctd>-15 至 50 °C\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>连接器\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>C系列（防水探测器除外，其他连接器可定制）\u003C\u002Ftd>\u003Ctd>C系列\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>外壳材质\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>铝制外壳，米色粉末涂层\u003C\u002Ftd>\u003Ctd>铝制外壳，米色粉末涂层\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>尺寸 (直径 x 长度)\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>4.8 x 11.7 cm\u003C\u002Ftd>\u003Ctd>4.8 x 36.2 cm\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>\u003Cstrong>重量\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd>0.17 kg\u003C\u002Ftd>\u003Ctd>0.9 kg\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Cp>\u003Cstrong>备注：\u003C\u002Fstrong>*DTC（死时间校正，Dead Time Correction），部分仪器支持此功能。\u003C\u002Fp>\u003Ch3>相关文档\u003C\u002Fh3>\u003Cul>\u003Cli>Model 44-150-1 数据表 (Data Sheet)\u003C\u002Fli>\u003Cli>Model 44-150-3 数据表 (Data Sheet)\u003C\u002Fli>\u003Cli>Model 44-150-1 产品手册 (Product Manual)\u003C\u002Fli>\u003Cli>Model 44-150-3 产品手册 (Product Manual)\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-150-series.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F45b741de-d134-4b22-afe8-5d5c21f3054a.png\",\"size\":49743,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F45b741de-d134-4b22-afe8-5d5c21f3054a.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F45b741de-d134-4b22-afe8-5d5c21f3054a.png\"}]","Ludlum Model 44-150 Series 高灵敏度伽马探测器 | 辐射巡测仪探头","Ludlum Model 44-150系列高灵敏度伽马探测器（GM探测器），包含44-150-1与44-150-3型号，适用于低水平伽马辐射巡测，兼容各类巡测仪与区域监测仪，提供高精度能量响应与灵敏度。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":313,"updateBy":6,"updateTime":314,"remark":6,"scope":6,"id":315,"siteId":9,"sourceId":301,"categoryId":187,"brandId":8,"slug":316,"name":317,"code":6,"model":304,"subtitle":318,"description":319,"images":320,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":321,"seoDescription":322,"seoKeywords":6,"brand":323,"category":324},"2026-05-25 13:13:12","2026-05-25 15:21:45",150285,"150285","Ludlum Model 44-150 系列高灵敏度伽马探测器","Ludlum Model 44-150 系列是专为低水平伽马辐射检测设计的高灵敏度盖革-米勒（GM）探测器，包含 44-150-1 和 44-150-3 两种型号，可配合巡测仪、定标器和区域监测仪使用，广泛应用于高灵敏度伽马辐射巡测领域。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-150 系列高灵敏度伽马探测器包含 \u003Cstrong>Model 44-150-1\u003C\u002Fstrong> 和 \u003Cstrong>Model 44-150-3\u003C\u002Fstrong> 两个型号，均采用盖革-米勒（GM）探测技术，专为低水平伽马辐射检测而设计。该系列探测器可灵活搭配通用巡测仪、定标器及区域监测仪使用，适用于环境监测、辐射防护及工业检测等多种场景。\u003C\u002Fp>\u003Ch3>型号对比与核心参数\u003C\u002Fh3>\u003Cp>\u003Cstrong>Model 44-150-1（货号：47-3335-1）\u003C\u002Fstrong>\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>探测器类型：\u003C\u002Fstrong>4支卤素猝灭GM管，30 mg\u002Fcm²不锈钢壁\u003C\u002Fli>\u003Cli>\u003Cstrong>线性范围：\u003C\u002Fstrong>无死时间校正（DTC）时为1至500 µSv\u002Fh；启用DTC时为1至2500 µSv\u002Fh\u003C\u002Fli>\u003Cli>\u003Cstrong>典型灵敏度（137Cs伽马）：\u003C\u002Fstrong>400 cpm\u002FµSv\u002Fh\u003C\u002Fli>\u003Cli>\u003Cstrong>能量响应：\u003C\u002Fstrong>能量相关\u003C\u002Fli>\u003Cli>\u003Cstrong>典型本底计数（10 µR\u002Fhr场）：\u003C\u002Fstrong>48 cpm\u003C\u002Fli>\u003Cli>\u003Cstrong>典型死时间：\u003C\u002Fstrong>50 µs\u003C\u002Fli>\u003Cli>\u003Cstrong>工作电压：\u003C\u002Fstrong>550 Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>输入灵敏度：\u003C\u002Fstrong>30 mV ± 10 mV\u003C\u002Fli>\u003Cli>\u003Cstrong>工作温度范围：\u003C\u002Fstrong>-20至50 °C\u003C\u002Fli>\u003Cli>\u003Cstrong>尺寸（直径×长度）：\u003C\u002Fstrong>4.8 × 11.7 cm\u003C\u002Fli>\u003Cli>\u003Cstrong>重量：\u003C\u002Fstrong>0.17 kg\u003C\u002Fli>\u003C\u002Ful>\u003Cp>\u003Cstrong>Model 44-150-3（货号：47-4039）\u003C\u002Fstrong>\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>探测器类型：\u003C\u002Fstrong>3支能量补偿型卤素猝灭GM管，30 mg\u002Fcm²不锈钢壁\u003C\u002Fli>\u003Cli>\u003Cstrong>线性范围：\u003C\u002Fstrong>无死时间校正（DTC）时为0.1至80 µSv\u002Fh；启用DTC时为0.1至800 µSv\u002Fh\u003C\u002Fli>\u003Cli>\u003Cstrong>典型灵敏度（137Cs伽马）：\u003C\u002Fstrong>1350 cpm\u002FµSv\u002Fh\u003C\u002Fli>\u003Cli>\u003Cstrong>能量响应：\u003C\u002Fstrong>60 keV至1.3 MeV范围内偏差在30%以内\u003C\u002Fli>\u003Cli>\u003Cstrong>典型本底计数（10 µR\u002Fhr场）：\u003C\u002Fstrong>300 cpm\u003C\u002Fli>\u003Cli>\u003Cstrong>典型死时间：\u003C\u002Fstrong>50 µs\u003C\u002Fli>\u003Cli>\u003Cstrong>工作电压：\u003C\u002Fstrong>900 Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>输入灵敏度：\u003C\u002Fstrong>30 mV ± 10 mV\u003C\u002Fli>\u003Cli>\u003Cstrong>工作温度范围：\u003C\u002Fstrong>-15至50 °C\u003C\u002Fli>\u003Cli>\u003Cstrong>尺寸（直径×长度）：\u003C\u002Fstrong>4.8 × 36.2 cm\u003C\u002Fli>\u003Cli>\u003Cstrong>重量：\u003C\u002Fstrong>0.9 kg\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>通用特性\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>连接器：\u003C\u002Fstrong>标准C系列连接器（44-150-1防水型号除外，其他连接器可按需定制）\u003C\u002Fli>\u003Cli>\u003Cstrong>外壳结构：\u003C\u002Fstrong>铝合金外壳，米色粉末涂层饰面\u003C\u002Fli>\u003Cli>\u003Cstrong>适用仪器：\u003C\u002Fstrong>通用巡测仪、定标器、区域监测仪\u003C\u002Fli>\u003C\u002Ful>\u003Cp>\u003Cstrong>备注：\u003C\u002Fstrong>DTC（Dead Time Correction，死时间校正）功能取决于所搭配的仪器型号，部分仪器支持此功能。\u003C\u002Fp>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-150-series.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F0c1694a0-3054-48c1-af4c-371e6091ed10.png\",\"size\":49743,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F0c1694a0-3054-48c1-af4c-371e6091ed10.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F0c1694a0-3054-48c1-af4c-371e6091ed10.png\"}]","Ludlum Model 44-150 系列高灵敏度伽马探测器 | 低水平伽马辐射GM探测器","Ludlum Model 44-150系列高灵敏度伽马探测器，包含44-150-1和44-150-3两种型号，采用盖革-米勒GM管技术，适用于低水平伽马辐射巡测，可配合巡测仪、定标器和区域监测仪使用。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":326,"updateBy":6,"updateTime":230,"remark":6,"scope":6,"id":327,"siteId":9,"sourceId":328,"categoryId":187,"brandId":8,"slug":329,"name":330,"code":6,"model":331,"subtitle":332,"description":333,"images":334,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":335,"seoDescription":336,"seoKeywords":6,"brand":337,"category":338},"2026-05-25 13:11:18",150284,305,"150284","Ludlum Model 44-38 β-γ辐射探测器","Model 44-38","Ludlum Model 44-38 是一款高性能的β-γ辐射探测器，采用50 mg\u002Fcm²不锈钢壁卤素淬灭GM管，专为β和γ辐射巡测设计。具备宽泛的检测范围和出色的能量响应，适用于多种辐射监测场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-38 是一款专业的β-γ辐射探测器（零件号：47-1588），主要用于β和γ辐射巡测。该探测器采用阳极氧化铝外壳，配备旋转式β窗口，结构坚固且易于操作。\u003C\u002Fp>\u003Ch3>核心规格参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>探测器类型：\u003C\u002Fstrong>50 mg\u002Fcm² 不锈钢壁卤素淬灭GM管\u003C\u002Fli>\u003Cli>\u003Cstrong>检测范围：\u003C\u002Fstrong>\u003Cbr>无DTC（死时间校正）：0.5 至 500 µSv\u002Fh (0.05 至 50 mR\u002Fhr)\u003Cbr>带DTC：0.5 µSv\u002Fh 至 5 mSv\u002Fh (0.05 至 500 mR\u002Fhr)\u003Cbr>带SCC（系列校正常数）：0.5 µSv\u002Fh 至 20 mSv\u002Fh (0.05 mR\u002Fhr 至 2 R\u002Fhr)\u003C\u002Fli>\u003Cli>\u003Cstrong>典型灵敏度（137Cs γ射线）：\u003C\u002Fstrong>窗口关闭时，120 cpm\u002FµSv\u002Fh (1200 cpm\u002FmR\u002Fhr)\u003C\u002Fli>\u003Cli>\u003Cstrong>β截止能量：\u003C\u002Fstrong>约 200 keV（窗口打开状态）\u003C\u002Fli>\u003Cli>\u003Cstrong>典型死时间：\u003C\u002Fstrong>95 µs\u003C\u002Fli>\u003Cli>\u003Cstrong>工作电压：\u003C\u002Fstrong>900 V\u003C\u002Fli>\u003Cli>\u003Cstrong>连接器：\u003C\u002Fstrong>\"C\"系列\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>能量响应与本底\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>照射γ能量响应：\u003C\u002Fstrong>窗口关闭时，在 60 keV 至 1.3 MeV 范围内，相对于 137Cs (662 keV) 偏差在 20% 以内\u003C\u002Fli>\u003Cli>\u003Cstrong>H*(10)周围剂量当量γ能量响应：\u003C\u002Fstrong>窗口关闭时，在 60 keV 至 1.3 MeV 范围内，相对于 137Cs (662 keV) 偏差在 20% 以内\u003C\u002Fli>\u003Cli>\u003Cstrong>典型本底（10 µR\u002Fhr 辐射场）：\u003C\u002Fstrong>窗口关闭 20 cpm；窗口打开 25 cpm\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>物理构造与尺寸\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>主体构造：\u003C\u002Fstrong>阳极氧化铝外壳，带旋转β窗口\u003C\u002Fli>\u003Cli>\u003Cstrong>窗口构造：\u003C\u002Fstrong>锡屏蔽安装在铝上，中间有实心铝间隙。\u003Cbr>低能阻挡窗口（槽外）：总密度厚度 1368 mg\u002Fcm²（含管壁）\u003Cbr>低能穿透窗口（通过槽）：总密度厚度 667 mg\u002Fcm²（含管壁）\u003C\u002Fli>\u003Cli>\u003Cstrong>尺寸（直径 x 长度）：\u003C\u002Fstrong>3.3 x 16.5 cm\u003C\u002Fli>\u003Cli>\u003Cstrong>重量：\u003C\u002Fstrong>0.5 kg\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>相关文档与替换件\u003C\u002Fh3>\u003Cp>产品提供完整的数据表、操作手册、CE**以及能量响应曲线等文档。主要替换件为 GM管（零件号：01-5005）。\u003C\u002Fp>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-38_right.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F40d64c88-e5ba-408a-aad1-06da32e4b1df.png\",\"size\":48870,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002F40d64c88-e5ba-408a-aad1-06da32e4b1df.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002F40d64c88-e5ba-408a-aad1-06da32e4b1df.png\"}]","Ludlum Model 44-38 β-γ辐射探测器 | 卤素淬灭GM管巡测仪","Ludlum Model 44-38 β-γ辐射探测器采用不锈钢壁卤素淬灭GM管，提供**的β和γ辐射巡测。具备宽检测范围、优异的能量响应及坚固的铝制外壳，是专业辐射监测的理想选择。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":340,"updateBy":6,"updateTime":230,"remark":6,"scope":6,"id":341,"siteId":9,"sourceId":342,"categoryId":187,"brandId":8,"slug":343,"name":344,"code":6,"model":345,"subtitle":346,"description":347,"images":348,"files":6,"attributes":6,"price":12,"currency":6,"isHot":6,"status":12,"sort":12,"seoTitle":349,"seoDescription":350,"seoKeywords":6,"brand":351,"category":352},"2026-05-25 13:09:43",150283,306,"150283","Ludlum Model 44-6 β-γ辐射探测器","Model 44-6","Ludlum Model 44-6是一款专为β-γ辐射巡测设计的探测器，采用40-60 mg\u002Fcm²不锈钢壁卤素淬灭盖革-米勒管，配备旋转式β窗口，可灵活切换开闭状态以适应不同辐射检测场景。结构紧凑，重量仅0.3 kg，便于携带与现场操作。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>Ludlum Model 44-6 β-γ辐射探测器（货号：47-1535）是一款高性能的辐射巡测探测器，专为β和γ辐射的现场检测而设计。该探测器采用不锈钢壁卤素淬灭盖革-米勒（GM）管，配备独特的旋转式β窗口，用户可根据检测需求灵活切换窗口开闭状态，实现对β射线和γ射线的精准测量。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>用途：\u003C\u002Fstrong>β-γ辐射巡测\u003C\u002Fli>\u003Cli>\u003Cstrong>探测器类型：\u003C\u002Fstrong>40-60 mg\u002Fcm² 不锈钢壁卤素淬灭GM管\u003C\u002Fli>\u003Cli>\u003Cstrong>典型灵敏度（¹³⁷Cs γ射线）：\u003C\u002Fstrong>窗口关闭时 1200 cpm\u002FmR\u002Fhr\u003C\u002Fli>\u003Cli>\u003Cstrong>能量响应：\u003C\u002Fstrong>能量依赖型\u003C\u002Fli>\u003Cli>\u003Cstrong>β射线截止能量：\u003C\u002Fstrong>约 200 keV（窗口打开）\u003C\u002Fli>\u003Cli>\u003Cstrong>典型本底计数（10 µR\u002Fhr场）：\u003C\u002Fstrong>窗口关闭 20 cpm，窗口打开 25 cpm\u003C\u002Fli>\u003Cli>\u003Cstrong>典型死时间：\u003C\u002Fstrong>95 µs\u003C\u002Fli>\u003Cli>\u003Cstrong>工作电压：\u003C\u002Fstrong>900 V\u003C\u002Fli>\u003Cli>\u003Cstrong>连接器类型：\u003C\u002Fstrong>Series \"C\"\u003C\u002Fli>\u003Cli>\u003Cstrong>结构材质：\u003C\u002Fstrong>不锈钢，配旋转式β窗口\u003C\u002Fli>\u003Cli>\u003Cstrong>尺寸（直径×长度）：\u003C\u002Fstrong>3.2 × 15.2 cm（1.3 × 6 英寸）\u003C\u002Fli>\u003Cli>\u003Cstrong>重量：\u003C\u002Fstrong>0.3 kg（0.7 磅）\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>产品特点\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>双模式检测：\u003C\u002Fstrong>旋转式β窗口设计，打开窗口可检测β和γ辐射，关闭窗口仅检测γ辐射，方便快速区分辐射类型。\u003C\u002Fli>\u003Cli>\u003Cstrong>高灵敏度：\u003C\u002Fstrong>对¹³⁷Cs γ射线的典型灵敏度高达1200 cpm\u002FmR\u002Fhr，满足专业巡测需求。\u003C\u002Fli>\u003Cli>\u003Cstrong>低本底噪声：\u003C\u002Fstrong>在10 µR\u002Fhr辐射场中，窗口关闭时本底仅20 cpm，确保测量数据的可靠性。\u003C\u002Fli>\u003Cli>\u003Cstrong>轻便耐用：\u003C\u002Fstrong>不锈钢外壳坚固耐用，整机仅重0.3 kg，适合长时间手持操作。\u003C\u002Fli>\u003Cli>\u003Cstrong>兼容性强：\u003C\u002Fstrong>采用Series \"C\"标准连接器，可与Ludlum系列多种测量仪表兼容配合使用。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>相关文档\u003C\u002Fh3>\u003Cul>\u003Cli>产品数据表（Data Sheet）\u003C\u002Fli>\u003Cli>产品手册（Product Manual）\u003C\u002Fli>\u003Cli>探测器夹片说明（Detector Clips）\u003C\u002Fli>\u003Cli>CE****（CE Certificate）\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>替换配件\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>GM管：\u003C\u002Fstrong>货号 01-5005\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"https:\u002F\u002Fludlums.com\u002Fimages\u002Fcom_hikashop\u002Fupload\u002Fthumbnails\u002F250x300f\u002Fm44-6_b-trans.png\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fde758987-6bab-4edf-9c54-2c90074fb798.png\",\"size\":55448,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F25\u002Fde758987-6bab-4edf-9c54-2c90074fb798.png\",\"url\":\"image\u002F2026\u002F05\u002F25\u002Fde758987-6bab-4edf-9c54-2c90074fb798.png\"}]","Ludlum Model 44-6 β-γ辐射探测器 | 不锈钢GM管巡测探头","Ludlum Model 44-6 β-γ辐射探测器，采用不锈钢壁卤素淬灭GM管，配备旋转式β窗口，灵敏度1200 cpm\u002FmR\u002Fhr，适用于β和γ辐射的专业巡测，货号47-1535。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":8,"siteId":6,"slug":10,"name":11,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":187,"siteId":6,"parentId":6,"ancestors":6,"slug":198,"name":199,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},200,"查询成功"]