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S7300 module lamp problem

8/17/2019 7:51 AM	Rate (0)
honganh4790 Advanced Member Joined: 1/5/2016 Last visit: 5/3/2025 Posts: 49 Rating: (1)	Hello everyone, Im using a system with CPU 313C and some in/ouput modules. i dont know why all the lamp of modules reversed. for example the input module SM321 i configured adress 0.0 - 3.7 and i put 24V signal into I0.0 terminal then i0.0 lamp will be off and I2.0 lamp will be on. all of modules has the same problem. Can someone helps me fix it?

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8/17/2019 3:55 PM	Rate (0)
CaOd Platinum Member Joined: 5/6/2010 Last visit: 9/12/2025 Posts: 2031 Rating: (284)	Hello, please can you show us the wiring of your system? At the first sight looks it like a problem at your wiring. regards CaOd

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8/22/2019 9:38 AM	Rate (0)
honganh4790 Advanced Member Joined: 1/5/2016 Last visit: 5/3/2025 Posts: 49 Rating: (1)	Tks. i got problem, some cable touch to shield.

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This contribution was helpful to 1 thankful Users CaOd

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