{"id":153,"date":"2018-10-15T11:33:19","date_gmt":"2018-10-15T03:33:19","guid":{"rendered":"https:\/\/www.bihec.com\/megabras\/?p=153"},"modified":"2019-07-08T17:09:19","modified_gmt":"2019-07-08T09:09:19","slug":"megabras-em4058-smart-earth-resistance-tester-%e6%99%ba%e8%83%bd%e6%8e%a5%e5%9c%b0%e7%94%b5%e9%98%bb%e6%b5%8b%e8%af%95%e4%bb%aa","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/megabras\/megabras-em4058-smart-earth-resistance-tester-%e6%99%ba%e8%83%bd%e6%8e%a5%e5%9c%b0%e7%94%b5%e9%98%bb%e6%b5%8b%e8%af%95%e4%bb%aa\/","title":{"rendered":"MEGABRAS EM4058 Smart earth resistance tester \u667a\u80fd\u63a5\u5730\u7535\u963b\u6d4b\u8bd5\u4eea"},"content":{"rendered":"
\u667a\u80fd\u63a5\u5730\u7535\u963b\u6d4b\u8bd5\u4eea<\/a> EM4058<\/a> \u5730\u7403\u6d4b\u8bd5\u4eea\u662f\u4e00\u6b3e\u6570\u5b57\u5fae\u5904\u7406\u5668\u63a7\u5236\u4eea\u5668, \u53ef\u6d4b\u91cf\u63a5\u5730\u7535\u963b\u548c\u63a5\u5730\u7535\u963b\u7387 (\u4f7f\u7528 Wenner\u00b4s \u65b9\u6cd5), \u4ee5\u53ca\u68c0\u6d4b\u63a5\u5730\u4e2d\u5b58\u5728\u7684\u5bc4\u751f\u7535\u538b\u3002\u8be5\u4eea\u5668\u9002\u7528\u4e8e\u6d4b\u91cf\u53d8\u7535\u7ad9\u3001\u5de5\u4e1a\u3001\u914d\u7535\u7f51\u7edc\u7b49\u7684\u63a5\u5730\u7cfb\u7edf, \u7b26\u5408 IEC 61557-5 \u6807\u51c6\u3002<\/p>\n \u5b83\u4e5f\u9002\u7528\u4e8e\u571f\u58e4\u7535\u963b\u7387\u6d4b\u91cf, \u4ee5\u4f18\u5316\u5730\u7403\u7cfb\u7edf\u9879\u76ee\u3002\u5b83\u662f\u4e00\u79cd\u5168\u81ea\u52a8\u4e14\u6613\u4e8e\u64cd\u4f5c\u7684\u8bbe\u5907\u3002\u5728\u5f00\u59cb\u6bcf\u6b21\u6d4b\u91cf\u4e4b\u524d, \u8bbe\u5907\u5c06\u68c0\u67e5\u6761\u4ef6\u662f\u5426\u5728\u9002\u5f53\u7684\u8303\u56f4\u5185, \u5e76\u5728\u51fa\u73b0\u5f02\u5e38\u60c5\u51b5\u65f6\u901a\u77e5\u64cd\u4f5c\u5458 (\u592a\u9ad8\u7684\u5e72\u6270\u7535\u538b\u3001\u6d4b\u8bd5\u5cf0\u503c\u7684\u7535\u963b\u592a\u5927\u3001\u6d4b\u8bd5\u7535\u6d41\u6781\u4f4e\u7b49)\u3002\u7136\u540e, \u5b83\u5c06\u5bfb\u627e\u6700\u9002\u5408\u7684\u8303\u56f4, \u5e76\u5728\u5b57\u6bcd\u6570\u5b57\u663e\u793a\u4e2d\u663e\u793a\u6d4b\u91cf\u7ed3\u679c\u3002<\/p>\n \u4e3a\u4e86\u65b9\u4fbf\u5730\u6d4b\u8bd5\u5730\u7403\u7cfb\u7edf, EM4058 \u5141\u8bb8\u4f7f\u7528\u6d4b\u8bd5\u7535\u6d41\u8fdb\u884c\u6d4b\u91cf, \u8be5\u9891\u7387\u53ef\u7531\u64cd\u4f5c\u5458\u9009\u62e9 (270 hz\u3001570Hz\u3001870Hz\u30011170Hz \u6216 1470 hz)\u3002\u4e00\u65b9\u9762, \u6700\u4f4e\u7684\u9891\u7387\u5c06\u5141\u8bb8\u5206\u6790\u4e0e\u5de5\u4e1a\u9891\u7387\u7684\u6545\u969c\u7535\u6d41\u76f8\u5173\u7684\u5730\u7403\u7cfb\u7edf\u884c\u4e3a, \u800c\u53e6\u4e00\u65b9\u9762, \u4ee5\u6700\u9ad8\u9891\u7387\u6267\u884c\u7684\u6d4b\u91cf\u5c06\u6700\u597d\u5730\u663e\u793a\u4e0e\u96f7\u7535\u5f15\u8d77\u7684\u7535\u6d41, \u5c06\u63d0\u4f9b\u4e0e\u901a\u5e38\u5b58\u5728\u4e8e\u53d8\u7535\u7ad9\u7684\u571f\u58e4\u4e2d\u7684\u5e72\u6270\u7535\u538b\u975e\u5e38\u9ad8\u7684\u514d\u75ab\u529b\u3002<\/p>\n EM4058 \u5177\u6709\u9891\u7387\u626b\u63cf\u529f\u80fd, \u53ef\u81ea\u52a8\u6267\u884c\u6240\u6709\u901f\u6548\u9891\u7387\u7684\u63a5\u5730\u7535\u963b\u6d4b\u91cf, \u5e76\u8ba1\u7b97\u3001\u663e\u793a\u548c\u6253\u5370\u9664\u6bcf\u4e2a\u9891\u7387\u7684\u5355\u4e2a\u7ed3\u679c\u4e4b\u5916\u7684\u5e73\u5747\u7ed3\u679c\u3002\u8fd9\u4e9b\u7ed3\u679c\u5c06\u4fdd\u5b58\u5728\u5185\u90e8\u5185\u5b58\u4e2d\u3002<\/p>\n \u8be5\u4eea\u5668\u5177\u6709\u56db\u4e2a\u81ea\u52a8\u9009\u62e9\u7684\u91cf\u7a0b, \u6db5\u76d6\u4ece0.01 \u03a9\u5230 20 k\u03a9\u7684\u6d4b\u91cf, \u53ef\u4e3a\u4efb\u4f55\u7c7b\u578b\u7684\u571f\u58e4\u83b7\u5f97\u975e\u5e38\u7cbe\u786e\u7684\u6d4b\u91cf\u7ed3\u679c\u3002\u5728\u5730\u9762\u7535\u963b\u7387\u6d4b\u91cf\u4e2d, \u64cd\u4f5c\u8005\u53ef\u4ee5\u6307\u793a\u5c16\u5cf0\u4e4b\u95f4\u7684\u8ddd\u79bb, \u4ee5\u4f7f\u8bbe\u5907\u5e94\u7528\u6e29\u7eb3\u7684\u516c\u5f0f\u5e76\u663e\u793a\u7535\u963b\u7387\u503c\u8fd0\u52a8\u573a\u3002<\/p>\n EM4058 \u5177\u6709\u5185\u7f6e\u5185\u5b58, \u7528\u4e8e\u5b58\u50a8\u6d4b\u91cf\u503c\u548c\u5185\u7f6e\u6253\u5370\u673a, \u9664\u4e86 USB \u63a5\u53e3, \u5141\u8bb8\u5c06\u6d4b\u91cf\u7684\u6570\u503c\u4e0e\u8ba1\u7b97\u673a\u6216\u6570\u636e\u8bb0\u5f55\u5668\u8fdb\u884c\u901a\u4fe1\u4ee5\u8fdb\u884c\u540e\u7eed\u5206\u6790, \u5e76\u5177\u6709\u8fdc\u7a0b\u63a5\u53e3, \u5141\u8bb8\u8fdc\u7a0b\u63a7\u5236\u901a\u8fc7\u5b89\u5353\u8bbe\u5907\u3002\u5b83\u662f\u4e00\u79cd\u4fbf\u643a\u3001\u575a\u56fa\u3001\u8f7b\u4fbf\u7684\u8bbe\u5907, \u9002\u5408\u5728\u91ce\u5916\u548c\u6076\u52a3\u5929\u6c14\u6761\u4ef6\u4e0b\u4f7f\u7528\u3002\u5b83\u662f\u7531\u4e00\u4e2a\u5145\u7535\u7535\u6c60\u4f9b\u7535, \u5b83\u63d0\u4f9b\u4e86\u6240\u6709\u5fc5\u8981\u7684\u914d\u4ef6, \u6d4b\u91cf (\u6d4b\u8bd5\u5cf0\u503c, \u5f15\u7ebf\u7b49) \u5728\u4e00\u4e2a\u8f85\u52a9\u60c5\u51b5\u4e0b, \u4f7f\u5176\u6613\u4e8e\u643a\u5e26\u3002<\/p>\n \u667a\u80fd\u63a5\u5730\u7535\u963b\u6d4b\u8bd5\u4eea \u63a5\u5730\u7535\u963b\u6d4b\u91cf \u63a5\u5730\u7535\u963b\u7387 (\u6e29\u7eb3\u6cd5) \u9ad8\u6742\u6563\u7535\u538b\u6291\u5236 \u6742\u6563\u7535\u538b\u6d4b\u91cf \u4f7f\u7528\u500d\u6570\u9891\u7387\u6d4b\u91cf (270 hz, 570 hz, 870 hz, 1170 hz, 147 <\/p>\n","protected":false},"author":18,"featured_media":168,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[32,15,30,27,28,26,31,29],"yoast_head":"\n
\n\u63a5\u5730\u7535\u963b\u6d4b\u91cf
\n\u63a5\u5730\u7535\u963b\u7387 (\u6e29\u7eb3\u6cd5)
\n\u9ad8\u6742\u6563\u7535\u538b\u6291\u5236
\n\u6742\u6563\u7535\u538b\u6d4b\u91cf
\n\u4f7f\u7528\u500d\u6570\u9891\u7387\u6d4b\u91cf
\n(270 hz, 570 hz, 870 hz, 1170 hz, 1470 hz)
\n0.01 \u03a9\u5206\u8fa8\u7387
\n\u9ad8\u8fbe 20 k\u03a9\u7535\u963b\u8303\u56f4
\n\u901a\u8fc7 Android \u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u8fdc\u7a0b\u63a7\u5236<\/a>
\n\u81ea\u52a8\u91cf\u7a0b
\n\u5185\u7f6e\u5185\u5b58
\n\u5185\u7f6e\u6253\u5370\u673a
\nUSB \u63a5\u53e3<\/p>\n