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How Do I Wire Up NT2S-ST121 To A PLC? NT2S 2 (TXD) --------------------------------- 3 (RXD) 3 (RXD) --------------------------------- 2 (TXD) 5&9 (GND) bridged -------------- 9 (GND) Link: |
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How Do I Wire Up NT2S-ST121 To A PLC? NT2S 2 (TXD) --------------------------------- 3 (RXD) 3 (RXD) --------------------------------- 2 (TXD) 5&9 (GND) bridged -------------- 9 (GND) Link: |
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