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8/6/2011 7:48 AM | |
Joined: 1/28/2009 Last visit: 9/10/2024 Posts: 6849 Rating:
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Hi Please check the attachment for diagnosis based on LED on S7 400H.(Table 7-2 of following manual) SIMATIC Fault-tolerant Systems S7-400H Check the PROFIBUS's physical set up, connectors ,their terminating resistor and supply of slave.You can filter this error by using proper OB (e.g OB86) get more information about faulty module ! Best regards Attachment1.pdf (127 Downloads) |
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