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CPU 315 & SCADA Communication

2/7/2011 10:12 AM	Rate (0)
RAJKIRAN Silver Member Joined: 8/18/2009 Last visit: 7/28/2025 Posts: 558 Rating: (33)	Dear Expert, I have Problem in communication .In system CPU 315 2DP (Software redudancy)& Wincc Scada is there. If Power Flactuation occured, CPU is goes to SF to Run mode &Communication failed Between CPU & SCADA station. Program Back up is downlaod to CPU thenCommunication Established. what is wrongdoing . what are Possibility should Check. Everytime Power Flactuation occured,Communication failed&Program Back up is downlaod to CPU thenCommunication Established. How to remove this Problem.
	Last edited by: Automation Way at: 2/7/2011 10:19 AM Last edited by: Automation Way at: 2/7/2011 10:13 AM Rajkiran Patil
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2/8/2011 11:21 AM	Rate (0)
Hollaender Posts: 57 Rating: (2)	Hello Mr. Patil, why do you have do download software into the plc if it was going down? try using the OBs which you need. OB100 for complete restart etc. communication should establish as soon as PLC running and scada running! greetings from europe
Hollaender Posts: 57 Rating: (2)
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2/9/2011 6:16 AM	Rate (0)
RAJKIRAN Silver Member Joined: 8/18/2009 Last visit: 7/28/2025 Posts: 558 Rating: (33)	HelloHollaender, Thanking you but I think you are not understood my question,after Power fluctuation CPU goes in SF & again reback on running mode, but after thatCommunication Break up between CPU 315 2DP (Software Redudancy) & Wincc SCADA. Now CPU is in running mode &Communication Break up. But If I download my Backup programm to CPU from PC thenCommunication established means problem solved , If againPower fluctuation occured same problem continue. so I want solution or what possibility should I have checked.
	Last edited by: Automation Way at: 2/9/2011 10:22 AM Last edited by: Automation Way at: 2/9/2011 10:20 AM Rajkiran Patil
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