Wednesday 20 June 2012

Pre-Planned Preventive Maintenance of PLC

Check Points for the Pre-Planned Preventive Maintenance of PLC

·         Monthly functional checking of all the software and hardware installed for PLC based DG synchronization system.

·         General cleaning and tightening of necessary parts and wiring
·         Rectification of any niggling hardware or software related problems indicated by site engineer.
·         Scan time adjustment and loop setting of power monitor.
·         SCADA software cleaning with respect of unwanted files created.
o   Diagnosis and resolution of non operation of PLC system (Whether wiring, failure of PLC     hardware or Machine related problem).
§  To have emergency spare cards for smooth operation of plant in case of Digital Input/ Output module failure, for the time modules get repaired/ replaced in free of cost.
o   Generations & analysis of the reports for the normalcy.

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