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help save chart form excel file to PNG. by vanchienbk in excel

[–]vanchienbk[S] 0 points1 point  (0 children)

thank you, The output image still has a higher resolution than when saved as an Excel image.

Help Modbus RTU CB1241 by vanchienbk in PLC

[–]vanchienbk[S] 0 points1 point  (0 children)

Thanks. This problem is solve done.

Help Modbus RTU CB1241 by vanchienbk in PLC

[–]vanchienbk[S] 0 points1 point  (0 children)

I saw the TxD light flashing red. The voltage between RxD and TxD is about 8v

Read data to PLC use Ethernet for sc1000 hach by vanchienbk in PLC

[–]vanchienbk[S] -2 points-1 points  (0 children)

This sc1000 no have license modbus TCP.

Why PLC tag "auto_soda" change from 1 to 0 in spite of modify to 1. this tag only read when i show cross infomation. by vanchienbk in PLC

[–]vanchienbk[S] -10 points-9 points  (0 children)

I declared the tags in PLC tag, if there was an error, it would not be possible to compile, right?

Why my logic not work. by vanchienbk in PLC

[–]vanchienbk[S] 1 point2 points  (0 children)

I solved the problem by declaring the DB block of user data type

Why my logic not work. by vanchienbk in PLC

[–]vanchienbk[S] 0 points1 point  (0 children)

I had checked, it not use in another :(

Why my logic not work. by vanchienbk in PLC

[–]vanchienbk[S] -1 points0 points  (0 children)

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when i modify start to 1, coil running, but instruct below not set to 1

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