GD350-19闭环控制编码器信号变频器是否收到，怎么判断？
<p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-size: 14px;"><span style="font-family: "思源黑体 CN Normal"; color: black;">第一步：把</span><span style="font-family: 微软雅黑; color: black;">P20.07</span><span style="font-family: "思源黑体 CN Normal"; color: black;">设为</span><span style="font-family: 微软雅黑; color: black;">007</span><span style="color: black;"><font face="思源黑体 CN Normal">；</font></span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-size: 14px;"><span style="font-family: "思源黑体 CN Normal"; color: black;">第二步：把</span><span style="font-family: 微软雅黑; color: black;">P00.00</span><span style="font-family: "思源黑体 CN Normal"; color: black;">改成</span><span style="font-family: 微软雅黑; color: black;">2</span><span style="color: black;"><font face="思源黑体 CN Normal">；</font></span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">第三步：起动变频器，通过</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">P18.00</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">查看编码器实测频率是否和运行频率一致；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;"><br/></span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="color: black; font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: 黑体, SimHei; color: black; font-weight: bold;">举例：</span>设定变频器频率为5HZ，将变频器开起来运行到5HZ；</span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">观察</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">P18.00</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">是</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">5HZ</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">表示编码器反馈信号正常，如是</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">-5HZ</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">证明编码器方向错误，调整编码器线缆及</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">P20.01=01</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">，测试正常了；变频器可以切换到闭环运行；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">观察</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">P18.00</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">不是</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">5HZ</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">或</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">0HZ,</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">表示编码器反馈信号异常，变频器无法切换到闭环运行；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">排查原因：</span><span style="font-size: 14px; font-family: 微软雅黑; color: black;">1</span><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;">、编码器线缆是否接错（调整线缆）；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;"> 2、有条件的情况下拆下编码器手动转动测试编码器是否有反馈信号；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-family: 黑体, SimHei; font-size: 14px;"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;"> 3、干扰原因导致，编码器线缆从线槽取出测试（增加磁环）单端可靠接地；</span></span></p><p style=";line-height:150%;margin-top:0;margin-bottom:0;text-indent:0in;text-align:left;direction:ltr;unicode-bidi: embed"><span style="font-size: 14px; font-family: "思源黑体 CN Normal"; color: black;"><br/></span><br/></p><p><br/></p>
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