求大神帮忙,我用的MF50型指针式万用表,不小心烧了两电阻,请大神看看是多大的电阻。谢谢。 MF50型万用表检修电路时,不小心放在X10欧姆档了,故障是...
MODELMF50\u4e07\u7528\u8868\u7ebf\u8def\u56feMF50\u578b\u4e07\u7528\u8868\u7684\u539f\u7406\u4e0e\u68c0\u4fee
\u4e07\u7528\u8868\u662f\u7535\u5b50\u7231\u597d\u8005\u5fc5\u5907\u7684\u5de5\u5177\uff0c\u4f46\u4ecb\u7ecd\u5176\u539f\u7406\u548c\u7ef4\u4fee\u7684\u8d44\u6599\u4e0d\u591a\uff0c\u672c\u6587\u4ee5\u521d\u5b66\u8005\u4f7f\u7528\u8f83\u591a\u7684MF50\u578b\u6307\u9488\u5f0f\u4e07\u7528\u8868\u4e3a\u4f8b\uff0c\u7740\u91cd\u8bb2\u8ff0\u5176\u7535\u8def\u90e8\u5206\u7684\u539f\u7406\u4e0e\u68c0\u4fee\u3002
\u4e00\u3001\u7ed3\u6784
\u4e07\u7528\u8868\u4e3b\u8981\u7531\u4e09\u90e8\u5206\u7ec4\u6210\uff1a\u8868\u5934\u3001\u6d4b\u91cf\u7535\u8def\u548c\u8f6c\u6362\u88c5\u7f6e\u3002
\u8868\u5934\u662f\u4e00\u53ea\u76f4\u6d41\u5fae\u5b89\u8868\uff0c\u5b83\u662f\u4e07\u7528\u8868\u7684\u6838\u5fc3\uff0c\u4e07\u7528\u8868\u7684\u5f88\u591a\u91cd\u8981\u6027\u80fd\uff0c\u5982\u7075\u654f\u5ea6\u3001\u51c6\u786e\u5ea6\u7b49\u7ea7\u3001\u963b\u5c3c\u53ca\u6307\u9488\u56de\u96f6\u7b49\u5927\u90fd\u53d6\u51b3\u4e8e\u8868\u5934\u7684\u6027\u80fd\u3002\u8868\u5934\u7684\u7075\u654f\u5ea6\u662f\u4ee5\u6ee1\u523b\u5ea6\u65f6\u7684\u6d4b\u91cf\u7535\u6d41\u6765\u8861\u91cf\u7684\uff0c\u6b64\u7535\u6d41\u53c8\u79f0\u6ee1\u504f\u7535\u6d41\uff0c\u8868\u5934\u7684\u6ee1\u504f\u7535\u6d41\u8d8a\u5c0f\uff0c\u7075\u654f\u5ea6\u5c31\u8d8a\u9ad8\u3002\u4e00\u822c\u4e07\u7528\u8868\u8868\u5934\u7684\u7075\u654f\u5ea6\u5927\u591a\u572810\uff5e100\u03bcA\u8303\u56f4\u5185\u3002MF50\u578b\u4e07\u7528\u8868\u8868\u5934\u7684\u7075\u654f\u5ea6\u662f83.3\u03bcA\u3002
\u6d4b\u91cf\u7535\u8def\u7684\u4f5c\u7528\u662f\u628a\u88ab\u6d4b\u7684\u7535\u91cf\u8f6c\u5316\u4e3a\u9002\u5408\u4e8e\u8868\u5934\u8981\u6c42\u7684\u6ee1\u504f\u7535\u6d41\u4ee5\u5185\u3002\u5bf9MF50\u578b\u4e07\u7528\u8868\u6765\u8bf4\uff0c\u5728\u901a\u8fc7\u6d4b\u91cf\u7535\u8def\u8f6c\u5316\u4e4b\u540e\uff0c\u5e94\u8be5\u4f7f\u901a\u8fc7\u8868\u5934\u7684\u7535\u6d41\u9650\u5b9a\u572883.3\u03bcA\u4ee5\u5185\u3002\u6d4b\u91cf\u7535\u8def\u4e00\u822c\u5305\u62ec\u5206\u6d41\u7535\u8def\u3001\u5206\u538b\u7535\u8def\u548c\u6574\u6d41\u7535\u8def\u7b49\u3002\u5206\u6d41\u7535\u8def\u7684\u4f5c\u7528\u662f\u628a\u88ab\u6d4b\u91cf\u7684\u5927\u7535\u6d41\u901a\u8fc7\u5206\u6d41\u7535\u963b\u53d8\u6210\u8868\u5934\u6240\u9700\u7684\u5fae\u5c0f\u7535\u6d41\uff1b\u5206\u538b\u7535\u8def\u662f\u5c06\u88ab\u6d4b\u9ad8\u7535\u538b\u901a\u8fc7\u5206\u538b\u7535\u963b\u5206\u538b\u53d8\u6362\u6210\u8868\u5934\u6240\u9700\u7684\u4f4e\u538b\uff1b\u6574\u6d41\u7535\u8def\u5c06\u88ab\u6d4b\u7684\u4ea4\u6d41\u901a\u8fc7\u4e8c\u6781\u7ba1\u6574\u6d41\u53d8\u6210\u8868\u5934\u6240\u9700\u7684\u76f4\u6d41\u3002
\u4e07\u7528\u8868\u7684\u5404\u79cd\u6d4b\u91cf\u79cd\u7c7b\u53ca\u91cf\u7a0b\u7684\u9009\u62e9\u662f\u9760\u8f6c\u6362\u88c5\u7f6e\u6765\u5b9e\u73b0\u7684\uff0c\u5176\u4e3b\u8981\u90e8\u4ef6\u662f\u8f6c\u6362\u5f00\u5173\u3002\u8f6c\u6362\u5f00\u5173\u7684\u597d\u574f\u76f4\u63a5\u5f71\u54cd\u4e07\u7528\u8868\u7684\u4f7f\u7528\u6548\u679c\uff0c\u597d\u7684\u8f6c\u6362\u5f00\u5173\u5e94\u8f6c\u52a8\u7075\u6d3b\u3001\u624b\u611f\u597d\u3001\u65cb\u8f6c\u5b9a\u4f4d\u51c6\u786e\u3001\u89e6\u70b9\u63a5\u89e6\u53ef\u9760\u7b49\uff0c\u8fd9\u4e5f\u662f\u9009\u8d2d\u4e07\u7528\u8868\u65f6\u5e94\u91cd\u70b9\u68c0\u67e5\u7684\u4e00\u4e2a\u9879\u76ee\u3002
\u4e8c\u3001\u5de5\u4f5c\u539f\u7406
1.\u76f4\u6d41\u7535\u6d41\u7684\u6d4b\u91cf
\u7531\u4e8e\u8868\u5934\u6700\u5927\u53ea\u80fd\u6d41\u8fc783.3\u03bcA\u7684\u76f4\u6d41\u7535\u6d41\uff0c\u4e3a\u4e86\u80fd\u6d4b\u91cf\u8f83\u5927\u7684\u7535\u6d41\uff0c\u4e00\u822c\u91c7\u7528\u5e76\u8054\u7535\u963b\u5206\u6d41\u6cd5\uff0c\u4f7f\u591a\u4f59\u7684\u7535\u6d41\u4ece\u5e76\u8054\u7684\u7535\u963b\u4e2d\u6d41\u8fc7\uff0c\u800c\u901a\u8fc7\u8868\u5934\u7684\u7535\u6d41\u4fdd\u6301\u572883.3\u03bcA\u4ee5\u5185\u3002\u5e76\u8054\u7684\u7535\u963b\u8d8a\u5c0f\uff0c\u53ef\u6d4b\u91cf\u7684\u7535\u6d41\u5c31\u8d8a\u5927\u3002\u5176\u591a\u91cf\u7a0b\u7684\u6d4b\u91cf\uff0c\u662f\u901a\u8fc7\u8f6c\u6362\u5f00\u5173\u53ca\u4e0d\u540c\u7684\u63d2\u5b54\u6765\u6539\u53d8\u5206\u6d41\u7535\u963b\u7684\u5927\u5c0f\u800c\u5b9e\u73b0\u7684\u3002\u56fe1\u5c31\u662fMF50\u578b\u4e07\u7528\u8868\u76f4\u6d41\u7535\u6d41\u6321\u7684\u7535\u539f\u7406\u56fe\u3002
\u4ece\u56fe\u4e2d\u53ef\u770b\u51fa\uff0c\u5f53\u4f7f\u75282.5A\u91cf\u7a0b\u65f6\uff0c\u7535\u6d41\u4e3b\u8981\u6d41\u8fc70.3\u03a9\u7535\u963b\uff0c\u53ea\u6709\u4e0d\u8d85\u8fc783.3\u03bcA\u7684\u7535\u6d41\u7ecf2.7\u03a9\u300127\u03a9\u3001270\u03a9\u2026\u2026510\u03a9\u30011000\u03a9\u7b49\u6d41\u8fc7\u5fae\u5b89\u8868\u5934\uff1b\u5f53\u4f7f\u7528250mA\u91cf\u7a0b\u65f6\uff0c\u7535\u6d41\u4e3b\u8981\u6d41\u8fc70.3\u03a9\u30012.7\u03a9\u7535\u963b\u7b49\u3002
\u56fe\u4e2d\u548c\u8868\u5934\u76f8\u5e76\u8054\u7684\u4e24\u4e2a\u4e8c\u6781\u7ba1\u4e3a\u4fdd\u62a4\u8868\u5934\u6240\u88c5\uff0c\u5e73\u65f6\u4e0d\u8d77\u4f5c\u7528\u3002\u56fe\u4e2d\u7535\u5bb9\u4e3b\u8981\u8d77\u963b\u5c3c\u4f5c\u7528\uff0c\u4e5f\u8d77\u4e00\u5b9a\u7684\u4fdd\u62a4\u4f5c\u7528\uff0c\u5982\u5c06\u5176\u589e\u5927\uff0c\u5219\u6307\u9488\u8f6c\u52a8\u4f1a\u53d8\u6162\u30021000\u03a9\u53ef\u8c03\u7535\u963b\u662f\u7528\u6765\u6821\u6b63\u8bfb\u6570\u504f\u5dee\u7684\uff0c\u5373\u6821\u51c6\u7528\u3002
\u56fe1\u6240\u793a\u7535\u539f\u7406\u56fe\u662fMF50\u578b\u4e07\u7528\u8868\u7684\u6838\u5fc3\u7535\u8def\uff0c\u4e5f\u662fMF50\u578b\u4e07\u7528\u8868\u7684\u7b49\u6548\u8868\u5934\u3002\u56fe\u4e2d\u4efb\u4f55\u4e00\u4e2a\u7535\u963b\u6216\u7535\u4f4d\u5668\u6709\u53d8\u503c\u6216\u77ed\u8def\u3001\u65ad\u8def\u3001\u63a5\u89e6\u4e0d\u826f\u7b49\u6545\u969c\uff0c\u5c06\u5f71\u54cd\u4e07\u7528\u8868\u6240\u6709\u91cf\u7a0b\u7684\u6d4b\u91cf\u3002\u8bef\u6d4b\u70e7\u8868\u4e5f\u591a\u662f\u70e7\u574f\u7684\u8fd9\u4e00\u90e8\u5206\u3002\u6545\u5e94\u5f04\u6e05\u6bcf\u4e2a\u5143\u4ef6\u5728\u8868\u5185\u7684\u5b9e\u9645\u4f4d\u7f6e\uff0c\u4ee5\u4fbf\u635f\u574f\u65f6\u68c0\u67e5\u7ef4\u4fee\uff0c\u7279\u522b\u662f2.7\u300127\u3001270\u548c2000\u8fd9\u51e0\u4e2a\u7535\u963b\u4e0e\u7535\u4f4d\u5668\u3002
2.\u76f4\u6d41\u7535\u538b\u7684\u6d4b\u91cf
\u6211\u4eec\u77e5\u9053\u5728\u76f4\u6d41\u7535\u8def\u4e2d\uff0c\u7535\u6d41\u3001\u7535\u963b\u3001\u7535\u538b\u662f\u5bc6\u4e0d\u53ef\u5206\u7684\uff0c\u65e2\u7136\u8868\u5934\u53ef\u6d41\u8fc7\u7535\u6d41\u4f7f\u6307\u9488\u504f\u8f6c\uff0c\u800c\u8868\u5934\u81ea\u8eab\u53c8\u6709\u4e00\u5b9a\u7684\u7535\u963b\uff0c\u6240\u4ee5\u4e07\u7528\u8868\u7684\u8868\u5934\u5b9e\u9645\u4e0a\u4e5f\u662f\u4e00\u53ea\u76f4\u6d41\u7535\u538b\u8868\uff08U=IR\uff09\uff0c\u53ea\u4e0d\u8fc7\u6d4b\u91cf\u8303\u56f4\u5f88\u5c0f\uff0c\u4e00\u822c\u53ea\u6709\u96f6\u70b9\u51e0\u4f0f\u3002\u5b9e\u9645\u7535\u8def\u4e2d\uff0c\u4e07\u7528\u8868\u662f\u901a\u8fc7\u4e32\u8054\u7535\u963b\u5206\u538b\u6765\u8fbe\u5230\u6269\u5927\u91cf\u7a0b\u7684\u76ee\u7684\u7684\u3002\u6240\u4e32\u8054\u7535\u963b\u8d8a\u5927\uff0c\u5219\u53ef\u6d4b\u91cf\u7684\u7535\u538b\u5c31\u8d8a\u9ad8\uff0c\u7535\u538b\u6863\u4e0d\u540c\u7684\u91cf\u7a0b\u5c31\u662f\u901a\u8fc7\u8f6c\u6362\u5f00\u5173\u83b7\u5f97\u4e0d\u540c\u7684\u5206\u538b\u7535\u963b\u6765\u5b9e\u73b0\u7684\u3002\u56fe2\u5c31\u662fMF50\u578b\u4e07\u7528\u8868\u76f4\u6d41\u7535\u538b\u6863\u7684\u7535\u539f\u7406\u56fe\u3002
3.\u4ea4\u6d41\u7535\u538b\u7684\u6d4b\u91cf
\u7531\u4e8e\u8868\u5934\u53ea\u80fd\u6d41\u8fc7\u76f4\u6d41\u7535\uff0c\u56e0\u6b64\u6d4b\u91cf\u4ea4\u6d41\u65f6\u8fd8\u9700\u8981\u4e00\u4e2a\u6574\u6d41\u7535\u8def\u3002\u4e07\u7528\u8868\u4e2d\u4e00\u822c\u91c7\u7528\u4e8c\u6781\u7ba1\u534a\u6ce2\u6574\u6d41\u7684\u5f62\u5f0f\u5c06\u4ea4\u6d41\u53d8\u4e3a\u76f4\u6d41\u3002\u5728\u56fe3 MF50\u578b\u4e07\u7528\u8868\u4ea4\u6d41\u7535\u538b\u6321\u7684\u7535\u539f\u7406\u56fe\u4e2d\uff0c\u5f53\u88ab\u6d4b\u4ea4\u6d41\u7535\u5904\u4e8e\u6b63\u534a\u5468\u65f6\uff0c\u7535\u6d41\u7ecf\u5206\u538b\u7535\u963b\uff08\u598250V\u65f6\u768436.1k\uff0b160k\uff09\u53ca\u6574\u6d41\u4e8c\u6781\u7ba1V2\u6d41\u7ecf\u7b49\u6548\u8868\u5934\uff0c\u8868\u9488\u504f\u8f6c\uff1b\u800c\u5728\u88ab\u6d4b\u4ea4\u6d41\u7535\u7684\u8d1f\u534a\u5468\uff0c\u7535\u6d41\u76f4\u63a5\u4ece\u4e8c\u6781\u7ba1V1\u6d41\u8fc7\u5206\u538b\u7535\u963b\uff0c\u800c\u4e0d\u7ecf\u8fc7\u8868\u5934\u3002
\u7531\u56fe\u4e2d\u53ef\u770b\u51fa\uff0c\u8c03\u8282650\u03a9\u7535\u4f4d\u5668\u5373\u53ef\u8c03\u8282\u4ea4\u6d41\u7535\u538b\u6321\u7684\u8bfb\u6570\u504f\u5dee\u3002
4.\u7535\u963b\u7684\u6d4b\u91cf
\u4e07\u7528\u8868\u7535\u963b\u7684\u6d4b\u91cf\u662f\u4f9d\u636e\u6b27\u59c6\u5b9a\u5f8b\u8fdb\u884c\u7684\u3002\u5229\u7528\u901a\u8fc7\u88ab\u6d4b\u7535\u963b\u7684\u7535\u6d41\u53ca\u5176\u4e24\u7aef\u7684\u7535\u538b\u6765\u53cd\u6620\u88ab\u6d4b\u7535\u963b\u7684\u5927\u5c0f\uff0c\u4f7f\u7535\u8def\u4e2d\u7684\u7535\u6d41\u5927\u5c0f\u53d6\u51b3\u4e8e\u88ab\u6d4b\u7535\u963b\u7684\u5927\u5c0f\u5373\u6d41\u7ecf\u8868\u5934\u7684\u7535\u6d41\u7531\u88ab\u6d4b\u7535\u963b\u6240\u51b3\u5b9a\uff0c\u6b64\u7535\u6d41\u53cd\u6620\u5728\u8868\u76d8\u4e0a\uff0c\u901a\u8fc7\u6b27\u59c6\u6807\u5ea6\u5c3a\u5373\u4e3a\u88ab\u6d4b\u7535\u963b\u7684\u963b\u503c\u3002
\u56fe4\u662fMF50\u578b\u4e07\u7528\u8868\u6d4b\u91cf\u7535\u963b\u7684\u7535\u539f\u7406\u56fe\u3002
\u7531\u56fe\u4e2d\u53ef\u77e5\uff0c\u5f53\u7528R\u00d71\u3001R\u00d710\u3001\u548cR\u00d7100\u4e09\u4e2a\u91cf\u7a0b\u65f6\u4e07\u7528\u8868\u7684\u7b49\u6548\u8868\u5934\u5b9e\u9645\u4e0a\u662f\u53d69\u03a9\u3001100\u03a9\u30011.1k\u03a9\u4e09\u4e2a\u7535\u963b\u4e24\u7aef\u7684\u7535\u538b\u4e3a\u6d4b\u91cf\u5bf9\u8c61\u7684\u3002\u4ee5R\u00d710\u91cf\u7a0b\u4e3a\u4f8b\uff0c\u5f53\u88ab\u6d4b\u7535\u963b\u963b\u503c\u8f83\u5927\u65f6\uff0c\u7535\u8def\u4e2d\u7535\u6d41\u8f83\u5c0f\uff0c\u5219100\u03a9\u7535\u963b\u4e24\u7aef\u7684\u7535\u538b\u4e5f\u8f83\u4f4e\uff0c\u901a\u8fc77.78k\u03a9\u7535\u963b\u6d41\u8fc7\u7b49\u6548\u8868\u5934\u7684\u7535\u6d41\u4e5f\u4e0d\u5927\uff0c\u6307\u9488\u504f\u8f6c\u89d2\u5ea6\u5c0f\uff1b\u53cd\u4e4b\uff0c\u5f53\u88ab\u6d4b\u7535\u963b\u8f83\u5c0f\u65f6\uff0c\u7535\u8def\u4e2d\u7535\u6d41\u8f83\u5927\uff0c\u5982\u8c03\u96f6\u65f6\u7684\u77ed\u63a5\uff0c\u6b64\u65f61.5V\u7535\u538b\u5168\u90e8\u52a0\u5728100\u03a9\u7535\u963b\u4e0a\uff0c\u518d\u901a\u8fc77.78k\u03a9\u7535\u963b\u4e5f\u52a0\u5728\u4e86\u7b49\u6548\u8868\u5934\u4e24\u7aef\uff0c\u4f7f\u8868\u5934\u4e2d\u7535\u6d41\u6700\u5927\uff0c\u6307\u9488\u505c\u5728\u4e86\u6b27\u59c6\u6807\u5ea6\u5c3a\u7684\u96f6\u4f4d\u3002\u5f88\u660e\u663e\uff0c\u8c03\u82822000\u03a9\u7535\u4f4d\u5668\u53ef\u6539\u53d8\u6d41\u7ecf\u8868\u5934\u7684\u7535\u6d41\u5927\u5c0f\uff0c\u6b642000\u03a9\u7535\u4f4d\u5668\u5c31\u662f\u6b27\u59c6\u6321\u7684\u8c03\u96f6\u7535\u963b\u3002\u5f53\u7528R\u00d71k\u548cR\u00d710k\u6321\u65f6\u6d41\u8fc7\u88ab\u6d4b\u7535\u963b\u7684\u7535\u6d41\u4e5f\u5168\u90e8\u6d41\u7ecf\u7b49\u6548\u8868\u5934\uff0c\u53ea\u4e0d\u8fc7R\u00d710k\u6321\u7528\u7684\u662f15V\u7535\u6e90\uff08\u6709\u4e9b\u751f\u4ea7\u5382\u5bb6\u5c0615V\u7535\u6e90\u6539\u4e3a9V\uff0c\u76f8\u5e94\u7535\u963b\u963b\u503c\u4e5f\u6709\u6240\u6539\u53d8\uff0c\u4f46\u7535\u8def\u7ed3\u6784\u6ca1\u53d8\uff09\u3002
5.hFE\u7684\u6d4b\u91cf
MF50\u578b\u4e07\u7528\u8868\u5bf9\u4e09\u6781\u7ba1hFE\u7684\u6d4b\u91cf\u9664\u5229\u7528\u4e86\u4e09\u6781\u7ba1\u57fa\u672c\u653e\u5927\u7535\u8def\u5916\uff0c\u57fa\u672c\u539f\u7406\u540c\u7535\u963b\u7684\u6d4b\u91cf\u76f8\u540c\u3002
\u7531\u4e8eMF50\u578b\u4e07\u7528\u8868\u5728\u9762\u677f\u4e0a\u5c06e b c \u4e09\u4e2a\u63d2\u5b54\u6392\u5728\u4e00\u6761\u7ebf\u4e0a\uff0c\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u5f53\u4e09\u6781\u7ba1\u7684\u5f15\u811a\u6392\u5217\u987a\u5e8f\u4e0e\u4e4b\u4e0d\u76f8\u540c\u65f6\uff0c\u6d4b\u91cf\u4e09\u6781\u7ba1\u7684hFE\u5c31\u663e\u5f97\u4e0d\u592a\u65b9\u4fbf\u3002
\u5c06\u4ee5\u4e0a\u5404\u6d4b\u91cf\u7535\u8def\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u5373\u662fMF50\u578b\u4e07\u7528\u8868\u7684\u6574\u673a\u7535\u539f\u7406\u56fe\u3002\u5982\u56fe5\u6240\u793a\u3002
\u4e09\u3001MF50\u578b\u4e07\u7528\u8868\u7684\u68c0\u4fee
\u7531\u5de5\u4f5c\u539f\u7406\u53ef\u77e5\uff0c\u4e07\u7528\u8868100\u03bcA\u6321\u5373\u7b49\u6548\u8868\u5934\u662f\u5176\u7535\u8def\u7684\u6838\u5fc3\uff0c\u5176\u4f59\u5404\u91cf\u7a0b\u53ea\u4e0d\u8fc7\u662f\u901a\u8fc7\u8f6c\u6362\u5f00\u5173\u5e76\u6216\u4e32\u7535\u963b\u7b49\u7ec4\u6210\u3002\u5982\u679c\u7b49\u6548\u8868\u5934\u90e8\u5206\u51fa\u6545\u969c\uff0c\u5219\u5f71\u54cd\u6240\u6709\u91cf\u7a0b\uff0c\u800c\u5176\u4f59\u90e8\u5206\u51fa\u6545\u969c\u53ea\u662f\u5f71\u54cd\u4e2a\u522b\u91cf\u7a0b\u3002\u6240\u4ee5\u5bf9MF50\u578b\u4e07\u7528\u8868\u7684\u68c0\u4fee\uff0c\u9996\u5148\u5e94\u786e\u5b9a\u662f\u6240\u6709\u91cf\u7a0b\u6307\u793a\u4e0d\u5bf9\u8fd8\u662f\u4e2a\u522b\u91cf\u7a0b\u6307\u793a\u4e0d\u5bf9\uff0c\u4ece\u800c\u786e\u5b9a\u6545\u969c\u8303\u56f4\u3002
1.\u7535\u6d41\u6863\u5e76\u8054\u7535\u963b\u7684\u68c0\u6d4b\u65b9\u6cd5
\u4e0d\u9700\u6253\u5f00\u540e\u76d6\uff0c\u53ea\u9700\u5c06\u53e6\u4e00\u6b63\u5e38\u4e07\u7528\u8868\u62e8\u81f3R\u00d7100\u7535\u963b\u6321\u5e76\u8c03\u96f6\uff0c\u88ab\u6d4b\u4e07\u7528\u8868\u62e8\u81f32.5mA\u6321\uff0c\u5c06\u4e24\u8868\u7684\u8868\u7b14\u4ea4\u53c9\u5bf9\u63a5\uff0c\u5373\u9ed1\u63a5\u7ea2\u3001\u7ea2\u63a5\u9ed1\uff0c\u6b64\u65f6\u6b63\u5e38\u4e07\u7528\u8868\u7684\u8bfb\u6570\u5e94\u662f300\u03a9\uff1b\u540c\u6837\uff0c\u6b63\u5e38\u8868\u62e8\u81f3R\u00d710\u6321\uff0c\u88ab\u6d4b\u8868\u62e8\u81f325mA\u6321\uff0c\u6b63\u5e38\u8868\u8bfb\u6570\u5e94\u662f30\u03a9\uff0c\u5982\u6b64\u53ef\u5feb\u901f\u68c0\u6d4b270\u03a9\u300127\u03a9\u30012.7\u03a9\u53ca0.3\u03a9\u7535\u963b\u662f\u5426\u6b63\u5e38\u3002
2.\u4e07\u7528\u8868\u8bfb\u6570\u4e0d\u51c6\uff0c\u5404\u91cf\u7a0b\u548c\u5176\u5b83\u8868\u6d4b\u91cf\u76f8\u6bd4\u5747\u504f\u5927\u6216\u504f\u5c0f
\u6b64\u6545\u969c\u5728\u7b49\u6548\u8868\u5934\u90e8\u5206\uff0c\u5982\u504f\u5dee\u4e0d\u5927\uff0c\u53ef\u901a\u8fc7\u8c03\u82821000\u03a9\u6821\u51c6\u7535\u963b\u6765\u6539\u53d8\u3002\u4e1a\u4f59\u6761\u4ef6\u4e0b\u53ef\u901a\u8fc7\u6d4b\u91cf\u4e0d\u540c\u7684\u7535\u6c60\u7535\u538b\u6765\u8c03\u8282\uff0c\u5177\u4f53\u65b9\u6cd5\u662f\uff1a\u548c\u4e00\u8bfb\u6570\u51c6\u786e\u7684\u4e07\u7528\u8868\u6d4b\u540c\u4e00\u7535\u6c60\uff0c\u5982\u4e07\u7528\u8868\u518515V\u30011.5V\u7535\u6c60\uff0c\u8c03\u82821000\u03a9\u6821\u51c6\u7535\u963b\uff0c\u4f7f\u5176\u4e24\u8868\u8bfb\u6570\u4e00\u81f4\u3002\u5982\u504f\u5dee\u8f83\u5927\u8c031000\u03a9\u6821\u51c6\u7535\u963b\u8fbe\u4e0d\u5230\u6240\u9700\u7cbe\u5ea6\uff0c\u8fd9\u9664\u4e86\u8868\u5934\u6545\u969c\u5916\uff0c\u5c31\u5e94\u91cd\u70b9\u68c0\u67e5\u548c\u8868\u5934\u5e76\u8054\u7684\u90a3\u51e0\u4e2a\u7535\u963b\u6216\u7535\u4f4d\u5668\u7684\u963b\u503c\u662f\u5426\u51c6\u786e\uff0c\u63a5\u89e6\u662f\u5426\u826f\u597d\uff0c\u6709\u65e0\u865a\u710a\u7b49\u3002\u6ce8\u610f\uff1a\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u4e0d\u8981\u8d38\u7136\u53bb\u8c031000\u03a9\u6821\u51c6\u7535\u963b\uff0c\u5e94\u5148\u67e5\u627e\u5176\u5b83\u539f\u56e0\uff0c\u4ee5\u514d\u8c03\u8282\u4e0d\u5f53\u3002
3.\u7535\u963b\u6321\u4e0d\u80fd\u8c03\u96f6
\u4e00\u822c\u6709\u4e24\u79cd\u60c5\u51b5\uff0c\u4e00\u662f\u6307\u9488\u8fbe\u4e0d\u5230\u96f6\u4f4d\uff0c\u8fd9\u4e3b\u8981\u662f\u7535\u6c60\u8001\u5316\uff0c\u9700\u8981\u6362\u65b0\uff0c\u6216\u4e32\u8054\u7535\u963b\u963b\u503c\u53d8\u5927\uff0c\u8f6c\u6362\u5f00\u5173\u63a5\u89e6\u4e0d\u826f\u7b49\u3002\u53e6\u4e00\u79cd\u662f\u6307\u9488\u8d85\u8fc7\u96f6\u4f4d\u5e76\u660e\u663e\u5411\u53f3\u731b\u504f\uff0c\u6b64\u65f6\u76f4\u6d41\u7535\u538b\u6863\u6d4b\u91cf\u8bfb\u6570\u504f\u59271.2\u500d\uff0c\u5982 1.5V \u53d8\u4e3a 1.8V\u7b49\uff0c\u8fd9\u4e00\u822c\u662f 0.3\u03a9\u30012.7\u03a9\u300127\u03a9\u2026\u2026\u4e0e2000\u03a9\u8c03\u96f6\u7535\u4f4d\u5668\u4e2d\u95f4\u67d0\u7535\u963b\u70e7\u65ad\u3001\u7ebf\u8def\u865a\u710a\u6216\u7535\u4f4d\u5668\u63a5\u89e6\u4e0d\u826f\u7b49\u9020\u6210\u7684\uff0c\u5e94\u91cd\u70b9\u68c0\u67e52.7\u03a9\u300127\u03a9\u548c270\u03a9\u8fd9\u4e09\u4e2a\u7535\u963b\u3002\u5982\u679c\u662f\u7531\u4e8e\u7528\u7535\u6d41\u6321\u6d4b\u9ad8\u7535\u538b\u5927\u7535\u6d41\u9020\u6210\u70e7\u8868\u540e\u5f15\u8d77\u8fd9\u79cd\u73b0\u8c61\uff0c\u66f4\u5e94\u91cd\u70b9\u68c0\u67e5\u4e0a\u8ff0\u4e09\u4e2a\u7535\u963b\u3002
\u4f8b\uff1a\u67d0MF50\u578b\u4e07\u7528\u8868\u7535\u963b\u6863\u4e0d\u80fd\u8c03\u96f6\uff0c\u4e14\u5728\u8868\u7b14\u77ed\u63a5\u65f6\u6307\u9488\u8d85\u8fc7\u96f6\u4f4d\uff1b\u7528\u76f4\u6d412.5V\u91cf\u7a0b\u6d4b1.5V\u7535\u6c60\u8bfb\u6570\u7a0d\u504f\u5927\uff0c\u6700\u540e\u67e5\u4e3a270\u03a9\u7535\u963b\u53d8\u503c\u4e3a1k\u03a9\u3002
4.\u5728\u8c03\u96f6\u8fc7\u7a0b\u4e2d\uff0c\u6307\u9488\u8df3\u8dc3\u4e0d\u7a33\u68c0\u67e5\u8c03\u96f6\u7535\u4f4d\u5668\u63a5\u89e6\u662f\u5426\u826f\u597d\u3002
5.\u76f4\u6d41\u7535\u538b\u5404\u6321\u5747\u65e0\u6307\u793a
\u6b64\u73b0\u8c61\u8bf4\u660e\u8868\u5934\u4e2d\u65e0\u7535\u6d41\u6d41\u8fc7\uff0c\u5982\u7535\u963b\u6321\u6b63\u5e38\uff0c\u5e94\u68c0\u67e5\u76f4\u6d41\u7535\u538b\u6321\u72ec\u7acb\u7684\u7535\u8def\uff0c\u5982\u7535\u963b\u6321\u4e5f\u4e0d\u6b63\u5e38\uff0c\u5219\u5e94\u5148\u68c0\u67e5100\u03bcA\u6321\u662f\u5426\u6b63\u5e38\uff0c\u82e5\u4e0d\u6b63\u5e38\u5219\u5e94\u68c0\u67e5\u76f8\u5e94\u7535\u8def\u3002
\u4e07\u7528\u8868\u7684\u8868\u5934\u662f\u4e00\u5957\u76f8\u5f53\u7cbe\u5bc6\u7684\u673a\u68b0\u88c5\u7f6e\uff0c\u5b83\u4e0d\u50cf\u7535\u5668\u90e8\u5206\uff0c\u53ef\u65b9\u4fbf\u5730\u884c\u62c6\u710a\u4fee\u7406\uff0c\u6ca1\u6709\u7279\u6b8a\u9700\u8981\u4e00\u822c\u4e0d\u8981\u8f7b\u6613\u6253\u5f00\uff0c\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u5982\u679c\u6ca1\u6709\u5f3a\u70c8\u649e\u51fb\uff0c\u50cf\u8dcc\u843d\u7b49\uff0c\u8868\u5934\u662f\u4e0d\u6613\u635f\u574f\u7684\u3002
\u5982\u771f\u662f\u51c6\u7684\u6307\u54110\u90a3\u5230\u771f\u597d\uff0c\u6015\u4e0d\u662f\u7684\u4e86\uff0c\u53ea\u6015\u73b0\u53ea\u662f\u504f\u5230\u6700\u53f3\u8fb9\u3002\u7b2c\u4e00\u5148\u6362\u90a3\u9ad8\u70b9\u538b\uff089V\uff09\u7684\u7535\u6c60\u8bd5\u3002\u6362\u540e\u5982\u8fd8\u4e0d\u5bf9\u5c31\u53ea\u6709\u67e5\u7535\u963b\u4e86\u3002\u8fd9\u79cd\u79cd\u73b0\u8c61\u7535\u963b\u6545\u969c\u591a\u662f\u7535\u77ed\u8def\u3002
下边那只1.1k
上边那只100欧
看不到色标了,只能找个同型号的看了
绛旓細涓嬭竟閭e彧1.1k 涓婅竟閭e彧100娆
绛旓細鐩墠鐨勪竾鐢ㄨ〃鍒嗕负鎸囬拡寮忓拰鏁板瓧寮忥紝瀹冧滑鍚勬湁鏂逛究涔嬪锛屽緢闅捐璋佸ソ璋佸潖锛屾渶濂芥槸鑳藉澶囨湁鎸囬拡鍜屾暟瀛楀紡鐨勫悇涓涓備笟浣欑數瀛愬埗浣滄湁涓涓寚閽堝紡鐨凪F30鍨嬩竾鐢ㄨ〃涔熷氨鍙互浜嗭紝杩欏彲鏄竴绉嶇粡鍏稿瀷鍙枫傝繕鏈夊厓鑰佺骇鐨凪F500鍨嬩竾鐢ㄨ〃锛屽粔浠鐨凪F50涓囩敤琛紝涓鑸兘鍙互鍦ㄧ數璁晢搴椾拱鍒般備竾鐢ㄨ〃鐨勪笁涓熀鏈姛鑳芥槸娴嬮噺鐢甸樆...
绛旓細鐩墠鐨勪竾鐢ㄨ〃鍒嗕负鎸囬拡寮忓拰鏁板瓧寮忥紝瀹冧滑鍚勬湁鏂逛究涔嬪锛屽緢闅捐璋佸ソ璋佸潖锛屾渶濂芥槸鑳藉澶囨湁鎸囬拡鍜屾暟瀛楀紡鐨勫悇涓涓備笟浣欑數瀛愬埗浣滄湁涓涓寚閽堝紡鐨凪F30鍨嬩竾鐢ㄨ〃涔熷氨鍙互浜嗭紝杩欏彲鏄竴绉嶇粡鍏稿瀷鍙枫傝繕鏈夊厓鑰佺骇鐨凪F500鍨嬩竾鐢ㄨ〃锛屽粔浠鐨凪F50涓囩敤琛紝涓鑸兘鍙互鍦ㄧ數璁晢搴椾拱鍒般備竾鐢ㄨ〃鐨勪笁涓熀鏈姛鑳芥槸娴嬮噺鐢甸樆...