Ride the Storm: Navigating Through Unstable Periods / Katerina Rudko (Belka G...
20.11.2008.pptx
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8. Problem Encounter
No Problem Solution
1 Have no Three-Phase Supply
to test run the process plant
Use a single line ac voltage and check the
continuity of wiring by a multimeter.
2 The CPU of SIEMENS-PLC
cannot run a program.
Replace the equipment to another CPU and test
run the program.
3 The digital output of PLC is
not sufficient.
Inform to technician to get another/extra slot of
digital output of PLC.