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dp error

5/28/2009 8:29 PM	Rate (0)
tomus50 Posts: 49 Rating: (0)	I am connecting to 2 MM430 drive via profibus. 1 of the profibus units on the drive is flashing green. The PLC has a read write acess error. Any ideas? Attachment Trim_sys.zip (291 Downloads)
tomus50 Posts: 49 Rating: (0)
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5/29/2009 7:20 AM	Rate (0)
Darius Platinum Member Joined: 9/28/2005 Last visit: 12/9/2025 Posts: 2957 Rating: (243)	Hi, This is hard to say what is the problem, but most likely its because of wrong address setting in MM drive. You should check DIP switches on profibus adapter and address parameter in the drive (P0918).
	Best regards, Darius
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6/13/2009 4:09 PM	Rate (1)
PKS Posts: 18 Rating: (12)	Hi For putting MM4 on profibus you need to change below basic parameters other than motor data- P700=6 P1000=6 P918=Profibus address ( same should be there on Dip Switch also) Check for the same or else check by changing the profibus card. From PLC side also you should send 1st word as Control Word & 3rd word set point & profibus adress in H/w confug. should be same as in P918. reg PKS
PKS Posts: 18 Rating: (12)
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