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is Modbus recieving data

Created by: Loepie at: 11/4/2022 7:37 PM (7 Replies)

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11/4/2022 7:37 PM	Rate (0)
Loepie Posts: 4 Rating: (0)	Hello Forum, i am trying to read the power output from my SMA sunnyboy solar inverter into the LOGO FS4 i have the correct modbus adress as i have it working in Node-Red (HR30775) For some reason i dont get data in the logo Tried 1 adress up and down, no luck Tried sending data from node red to Output, no luck what i want to know is there a way to visualize the data to and from the Logo! thanks in advance Loepie
Loepie Posts: 4 Rating: (0)
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11/4/2022 7:40 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 12/31/2025 Posts: 36386 Rating: (4545)	Which LOGO! have you exactly? Please write the complete article number ...

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11/4/2022 7:49 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 12/31/2025 Posts: 36386 Rating: (4545)	And show use your LOGO! program ...

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11/8/2022 8:08 PM	Rate (0)
Loepie Posts: 4 Rating: (0)	Type LOGO! 8.1& 8.2 (logo!8FS4) working on logosoft 8.3 there is no program yet that could work as i dont recieve data
Loepie Posts: 4 Rating: (0)	Last edited by: Loepie at: 11/08/2022 20:11:12
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11/8/2022 8:11 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 12/31/2025 Posts: 36386 Rating: (4545)	And where is your LOGO! program? Without a program you can't receive data ...
	Last edited by: ixo65 at: 11/08/2022 20:13:31 Last edited by: ixo65 at: 11/08/2022 20:31:14 Last edited by: ixo65 at: 11/08/2022 20:33:25
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11/10/2022 11:43 AM	Rate (0)
Loepie Posts: 4 Rating: (0)	i understand the question i used this video the only difference is the modbus adress this video connect the siemens logo! to a PAC2200 and should work for the SMA inverter as well 3 different modbus adresses +1/adress/-1 https://www.youtube.com/watch?v=pbBBWU0CpWA&t=450s Attachment logo 1.png (626 Downloads)
Loepie Posts: 4 Rating: (0)
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11/10/2022 3:46 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 12/31/2025 Posts: 36386 Rating: (4545)	You make overlapping with the addresses on the LOGO! side. You want read 3 times a double register. One register has 2 words, a double register 4 words. First double register to VW0 = VW0 + VW2 Second double register then to VW4 = VW4 + VW6 Third double register then to VW8 = VW8 + VW10

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11/14/2022 7:24 PM	Rate (0)
Loepie Posts: 4 Rating: (0)	Thanks for the expaination on the VM i havend solved it yet but it explains a lot will keep you posted if i need more help Thanks
Loepie Posts: 4 Rating: (0)
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