k型热电偶的正常电阻在多少 J型及K型热电偶的电阻值是多少？
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2\u3001\u518d\u73b0\u6027\u4e0d\u4f73
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\u4f18\u70b9
1\u3001\u70ed\u7535\u52a8\u52bf\u4e4b\u76f4\u7ebf\u6027\u826f\u597d
2\u30011000\u2103\u4ee5\u4e0b\u8010\u6c27\u5316\u6027\u826f\u597d\u3002
3\u3001\u5728\u91d1\u5c5e\u70ed\u7535\u5076\u4e2d\u5b89\u5b9a\u6027\u5c5e\u826f\u597d\u3002
\u7f3a\u70b9
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2\u3001\u70ed\u7535\u52a8\u52bf\u4e0e\u8d35\u91d1\u5c5e\u70ed\u7535\u5076\u76f8\u6bd4\u8f83\u7ecf\u65f6\u53d8\u5316\u8f83\u5927\u3002
3\u3001\u53d7\u77ed\u8303\u56f4\u6392\u5e8f\u4e4b\u5f71\u54cd\u4f1a\u4ea7\u751f\u8bef\u5dee\u3002
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K\u578b\u70ed\u7535\u5076\u662f\u76ee\u524d\u7528\u91cf\u6700\u5927\u7684\u5ec9\u91d1\u5c5e\u70ed\u7535\u5076\uff0c\u5176\u7528\u91cf\u4e3a\u5176\u4ed6\u70ed\u7535\u5076\u7684\u603b\u548c\u3002K\u578b\u70ed\u7535\u5076\u4e1d\u76f4\u5f84\u4e00\u822c\u4e3a1.2mm\uff5e4.0mm\u3002
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2\u3001\u70ed\u7535\u5076\u6240\u4ea7\u751f\u7684\u70ed\u7535\u52bf\u7684\u5927\u5c0f\uff0c\u5f53\u70ed\u7535\u5076\u7684\u6750\u6599\u662f\u5747\u5300\u65f6\uff0c\u4e0e\u70ed\u7535\u5076\u7684\u957f\u5ea6\u548c\u76f4\u5f84\u65e0\u5173\uff0c\u53ea\u4e0e\u70ed\u7535\u5076\u6750\u6599\u7684\u6210\u4efd\u548c\u4e24\u7aef\u7684\u6e29\u5dee\u6709\u5173\uff1b
3\u3001\u5f53\u70ed\u7535\u5076\u7684\u4e24\u4e2a\u70ed\u7535\u5076\u4e1d\u6750\u6599\u6210\u4efd\u786e\u5b9a\u540e\uff0c\u70ed\u7535\u5076\u70ed\u7535\u52bf\u7684\u5927\u5c0f\uff0c\u53ea\u4e0e\u70ed\u7535\u5076\u7684\u6e29\u5ea6\u5dee\u6709\u5173\uff1b\u82e5\u70ed\u7535\u5076\u51b7\u7aef\u7684\u6e29\u5ea6\u4fdd\u6301\u4e00\u5b9a\uff0c\u8fd9\u8fdb\u70ed\u7535\u5076\u7684\u70ed\u7535\u52bf\u4ec5\u662f\u5de5\u4f5c\u7aef\u6e29\u5ea6\u7684\u5355\u503c\u51fd\u6570\u3002
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如果在工作状态下（一端温度很高），用万用表量阻值时要把表笔对调一下量两次，因为热电势对测量有稍许影响。
这个师妹有定值的，取决于热电偶的长度，长度长电阻大，长度短电阻小……
绛旓細涓嶄竴鏍枫傞搨鐑數闃绘俯搴︿紶鎰熷櫒pt100娴嬫俯鑼冨洿-200-850鈩冿紝鐑數鍋k鍨锛堥晬閾紞闀嶉摑锛堢锛夛級娴嬫俯鑼冨洿0-1100鈩冿紝鐭椂闂村彲娴1300鈩冦侾t100鏄儹鐢甸樆涓嶆槸鐑數鍋讹紝鐑數鍋跺拰鐑數闃绘槸涓ょ鍘熺悊鍜屼娇鐢ㄦ柟寮忎笂鏈夊緢澶у樊寮傜殑涓滆タ锛屽叡鍚岀偣灏辨槸娴嬫俯锛屾墍浠ュ湪鏈変簺鍦哄悎鐑數鍋跺拰鐑數闃荤殑澶栦繚鎶ょ鍙互浜掓崲锛屼互鑷村瑙傛湁鏃跺畬鍏ㄤ竴...
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绛旓細0 1300鎽勬皬搴
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绛旓細鐑數鍋绮惧害涓庢祴閲忚寖鍥翠箣闂存病浠涔堝叧绯,涓嶈薄浠〃绮惧害0.1;0.2绛夌簿搴︽爣鍑嗚窡娴嬮噺鑼冨洿鏈夊叧.鐑數鍋禱鐑數闃涓鑸垎涓绛塡浜岀瓑.涓庢祴閲忚寖鍥存病浠涔堝叧绯.
