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Slide #1.
PLC Front Panel
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Slide #2.
PLC Wiring • Power Inputs • Signal Inputs • Control Outputs
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Slide #3.
Power Wiring • Three levels of protection: – PLC logic - shutdown sequence – PLC output power disconnect – E-Stop shutdown of all energy sources
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Slide #4.
PLC Inputs and Outputs • Sinking = drawing current • Sourcing = supplying current • Sinking output connects to sourcing input • Sourcing output connects to sinking input
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Slide #5.
DL06 Signal Inputs
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Slide #6.
Signal Inputs
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Slide #7.
Typical Input Device • The tag indicates that the LOAD (PLC input has a +DC common – this is a sinking output – Sinking output => sourcing input
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Slide #8.
Another Input Device • Photosensor – comes in either NPN (sinking) or PNP (sourcing)
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Slide #9.
DC Control Outputs
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Slide #10.
DC Control Outputs
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