蒂森电梯死梯会出现那些问题

蒂森电梯死梯会出现那些问题
2025-03-17 05:09:37
推荐回答(1个)
回答1:

根据故障代码,测量X14插件通讯电压和24V正常,断电测量CAN-L和CAN-H在插件拔下时阻值为120欧姆。插入时60欧姆。做AFOC,显示OA04,将每层外呼板检查和测量通讯电压,电源电压都正常,只留一块最高层外呼板插上插件,其它都拔掉,再做AFOC,仍然显示OA04,换外呼板再做AFOC,还是显示OA04。将主板X14插件拔掉,轿内开快车,电梯没有急停现象。确定井道通讯故障,决定更换MC2主板
显示“— —”表示电梯死机,内部程序检测出错,有可能是电脑自检程序出问题,这需要升级电梯的版本,但是绝大多数是因为外部的连接或者信号传输出错,有条件的可以用诊断仪进行判断故障,没有条件的只能做以下的几个步骤进行判断
第一、检查门回路是否完好,有没有存在门闸锁连接的故障。
第二、检查抱闸的电器接点是不是在延迟释放,或者释放时两个电器接点不同步。
第三、检查CANBUS线的电压是否正常,一般四个端子的电压分别是24V,2.7V,2.7V,0V,如果正常,先祛除外呼的canbus接口,运行观察。如果还有这样的问题就要考虑是不是轿厢的MF3

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