SHENMEYUANYINDAOZHIBIANPINQIWAIJIEDIANWEIQIPINLVWUFADIAOSHANGQU？

我们都知道变频器的故障原因有很多种，需要我们一步步的去分析，很多朋友在使用变频器过程中，河南变频器维修习惯在外面接一个电位器，从而改变电阻的大小，但是也经常会出现问题，其中最常见的问题就是变频器外接电位器中的频率无法调上去，遇到这种问题我们该如何去解决呢?下面杭州三科就给大家分析几个主要原因。

YUANYINFENXI：

MIANBANDIAOJIEPINLVKEYI，WAIBUJIDINGDEBUXING，SHUOMINGBIANPINQIBENSHENSHIMEIYOUWENTIDE，ZHEIJIUYAOJIANCHABIANPINQIWAIBUDIANWEIQIJINIZHOUBIANYUANJIANHUOXIANLUSHIFOUYOUWENTI。XIANYAOBAOZHENGDIANWEIQISHIHAODE，ZAIBAOZHENGJIEXIANDAOBIANPINQIDUANZIZHENGQUE，YUXIADEJIUSHIBIANPINQIPINLVSHEZHIWENTI。

YI、DIANWEIQIDEZUZHIDEXUANZE，YAODUIYINGSHUOMINGSHUSHANGDEYAOQIU

BIANPINQIWAIJIEDIANWEIQIZUZHIDEXUANZE，BIANPINQIMONILIANGJIDINGXINHAOYIBANWEI：0~10V，4~20ma，HENANBIANPINQIWEIXIUSUOYIXUANZEDIANWEIQIJIDINGZHISHI，YAOKAOLVYIXIALIANGZHONGQINGKUANG：

235棋牌1、DIANYAXINHAO0~10V

DANGWAIBUDIANYUANDIANYASHI10VSHI，RUGUOXUANZE10KZUZHIDEDIANWEIQI，GONGZUODIANLIUJIUSHI1mA，GENJUXIANCHANGJING，ZHIYAOMONIXINHAOXIAOYU1mA，KANGGANRAONENGLIJIUKEYILE。SUOYIDIANWEIQIDEZUZHIZHIYAOXIAOYUHUOZHEDENGYU10K，JIUKEYI。RUGUOBIANPINQIDESHUCHUDIANYASHI0——10V，YINGGAIXUANZE10KDEDIANWEIQI，RUGUOBIANPINQIDESHUCHUDIANYASHI0——5V，YINGGAIXUANZE4.7KDEDIANWEIQI，RUGUODIANLIUTAIDA，HUIZAOCHENGWUDUANDEGONGLVSUNHAO。

235棋牌2、DIANLIUXINHAO4~20ma

235棋牌DANGWAIBUSHURUXINHAOWEI4~20maSHI，ZAIDIANLUZHONGCHUANLIANYIGE500OUMUDEDIANZU，ZAI10VDIANYUANXIA，20maDUIYINGDEZUZHIWEI500。

ER、JIEXIAN

YAOJIANCHADIANWEIQIYINJIAODEJIEXIANSHIFOUZHENGQUE，ZAIDIAOSHIDIANWEIQIDESHIHOU，CELIANGYIXIAKANDIANWEIQIYINJIAODIANYASHIFOUFASHENGBIANHUA。DIANWEIQILIANGBIANDEGUDINGDUANZIZHIJIELIANJIEZAIBIANPINQIDUANZISHANGDE10VDIANYUANYUDIXINHAO，DIANWEIQIZHONGJIANDEHUADONGKEDIAODUANZI，JIEDAOBIANPINQIDEMONILIANGSHUCHUXINHAO，RANHOUDIAOJIEDIANWEIQIDEZUZHI，KANKANSHUCHUDEDIANYASHIFOUYOUBIANHUA。

SAN、JIANCHABIANPINQIDEPINLVSHEZHIYUSHANGXIANPINLVSHEZHI

235棋牌SI、BIANPINQIDEPINLVXINHAOLAIYUANCANSHU，YAOYOUMIANBANKONGZHIPINLVGAIWEIWAIJIEYINJIAOKONGZHIPINLV，CANSHUSHISHEZHICAIYONGMIANBANHAISHIDIANWEIQIHUODIANYA，DIANLIUHUOSHANGWEIJIJIDING，SHEDINGDECANSHUZHISHIBUYIYANGDE。

235棋牌WU、JIANCHADIANWEIQIZHIBIANPINQIZHIJIANDEXIANLU，YOUKENENGSHIDIANYUANXIANHUOPINGBIXIANPOSUN，ZAOCHENGXIANLULOUDIANHUODUANLU。DIANWEIQIDESHIYONGYOUQIJUXIANXING，YOUYUDIANWEIQISHURUDESHI0～10VDEDIANYAXINHAO，ERDIANYAXINHAOSUIZHECHUANSHUJULIDEYANZHANGSHOUDAODEGANRAOZENGDA。RUGUOANZHUANGXIANCHANGYUBIANPINQIJULIJIAOYUAN，ZEWUFABAOZHENGXINHAOCHUANSHUDEZHUNQUEXING，YAOZAIZHEIZHONGQINGKUANGXIA，JINLIANGSUODUANZHIJIANDEJULI，TAIZHANGDEJULI，DIANWEIQIDEZUZHIJIUYAOXIAOYIDIANLE。HENDUOSHIHOUDOUSHIWAIBUDEWENTIZAOCHENGBIANPINQIGONGZUOBUZHENGCHANG，ERWOMENQUEZONGSHIRONGYIHUAIYISHIBIANPINQIBENSHENDEWENTI。