<p> <a href="/" target="_blank" title="电子地磅"><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">电子地磅</span></a><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">称重传感器需注意的事项？</span><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">1.<a href="/" target="_blank" title="称重传感器">称重传感器</a>周围应尽量设置一些“挡板”，甚至用薄金属板把传感器罩起来。这样可防止杂物玷污传感器及某些可动部分，而这种“沾污”往往会使可动部分运动不爽，而影响称量精度。系统有无运动不爽现象，可以用以下方法判别。即在秤台上加或减大约千分之一额定负荷看看电子地磅称重显示仪是否有反映，有反映，说明可动部分未受“沾污”。</span><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">2.电子地磅所有通向显示电路或从电路引出的导线，均应采用屏蔽电缆。屏蔽线的联接及接地点应合理。若未通过机械框架接地，则在外接地，但屏蔽线互相联接后未接地，是浮空的。注意：有3只传感器是全并联接法，传感器本身是4线制，但在接线盒内换成6线制接法。传感器输出信号读出电路不应和能产生</span><strong style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"><span style="color:#FF0000;font-size:24px">***</span></strong><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">干扰的设可“控硅，接触器等）及有</span><strong style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"><span style="color:#FF0000;font-size:24px">***</span></strong><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">热量产生的设备放在同一箱体中，若不能</span><strong style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"><span style="color:#FF0000;font-size:24px">***</span></strong><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">这一点，则应考虑在它们之间设置障板隔离之，并在箱体内安置风扇。用以测量传感器输出信号的电子线路，应尽可能配置独立的供电变压器，而不要和接触器等设备共用同一主电源。</span><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">3.电气连接方面备（如传感器的信号电缆，不和强电电源线或控制线并行布置（例如不要把传感器信号线和强电电源线及控制线置于同一管道内）。若它们必须并行放置，那么，它们之间的距离应保持在50cm以上，并把信号线用金属管套起来。</span><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">4.<a href="/" target="_blank" title="称重传感器" style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;">称重传感器</a>应采用铰合铜线（截面积约50mm2）形成电气旁路，以保护它们免受电焊电流或雷击造成的危害。传感器使用中，必须避免</span><strong style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"><span style="color:#FF0000;font-size:24px">***</span></strong><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">的热辐射，尤其是单侧的</span><strong style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"><span style="color:#FF0000;font-size:24px">***</span></strong><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);">热辐射。</span><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/></p><p><img src="/static/upload/image/20220604/1654327173160586.jpg" style="width: 494px; height: 831px;" title="1654327173160586.jpg" width="494" height="831"/></p><p><img src="/static/upload/image/20220604/1654327173117193.jpg" style="width: 606px; height: 887px;" title="1654327173117193.jpg" width="606" height="887"/></p><p><br style="font-family: "Microsoft YaHei"; font-size: medium; white-space: normal;"/><span style="font-family: "Microsoft YaHei"; font-size: medium; background-color: rgb(255, 255, 255);"></span><br/></p>
