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Communication / Networks

Programming MODbus between PLC S7-1200 and PLC S7-200

Thread Starter: Tranhieu0983 Started: 8/5/2012 4:05 PM Replies: 3

8/5/2012, 4:05 PM

Tranhieu0983

Joined 9/24/2010

Last visit: 4/5/2013

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Dear expert and all People.

I just buy a new module RS485 for PLC S7-1200. And i want to research bout Modbus for communication between PLC S7-1200 and PLC S7-200.
Can you share me a project or documentary for finish this problem.

Thank you so much

Mechatronic Center
HUNG VUONG TECHNOLOGY SECONDARY SCHOOL
161 - 165 Nguyen Chi Thanh Street, Ward 12, District 5, Ho Chi Minh city, Viet Nam Country
Website: www.plcvietnam.com.vn
Email : tranhieu.hungvuong@gmail.com
Phone : (+84)987.338.334

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Thank you for this post from:

aubaoquoc

8/6/2012, 8:50 PM

Marcjan

Joined 4/22/2010

Last visit: 5/21/2013

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Hello,

Have a look at:

Communicaction between S7-1200 and S7-200 via modbus RTU

Regards,

Marcjan

Problem solved?
Please let us know!

Please no technical questions by PM, use the forum!

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Thank you for this post from:

Tranhieu0983, aubaoquoc

8/7/2012, 9:21 AM

aubaoquoc

Joined 7/23/2012

Last visit: 5/17/2013

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Thank Mr.Hieu for your topic on the forrum.

Thank Mr.Marcjan for posting project file. I already tested and it worked at TIA11_SP2. That file make me know more about the communication commands of CPU_12xx.

Thanks an best regards.