Delta DVP-EH PLC maintenance
Model: DVP-80EH
Fault: running time will automatically stop
Failure analysis: according to customer tips, in the equipment was shocked when the greater the stop. Open the housing inspection found no obvious bad contact, on the electrical measurement of power supply is normal, by the vibration measurement of the voltage is normal, the measurement is connected with the driving board power capacitor C1, R3 static measurement without damage, check the filter L1 next, a bad contact phenomenon, after welding the power on a few hours after the normal operation.
Hong Jia Wei can repair the delta ES/EX series and SC series, SS series, SX series, EH series PLC. Maintenance of common failures: on the electricity no display, the power ERROR lights, the power RUN lights are not bright, can not be transmitted with the computer, can not connect with the touch screen, no response to the input, no output, no response, such as output.
Jia Hong Wei repair service hotline: 0755-28916839, 13640994287 Shaw