Description
如果这时电磁阀动作,那么问题在PLC输出点上。由于电笔有时会虚报,可用另一种方法分析,用万用表电压档量PLC输出点与公共端的电压,电压为零或接近零,说明PLC输出点正常,故障点在外围。若电压较高,说明此触点接触电阻太大,已损坏。
Siemens Circuit Board 6FX1121-4BA03 6FX11214BA03 A 6FX
Siemens PCB CIRCUIT BOARD 6SC6108 0SE02 6SC61080SE02
SIEMENS C98043-A7001-L1 6RA70 CONTROL BOARD
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