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Not Reachable PLC2 "backup PLC"

7/17/2022 8:11 AM	Rate (0)
mohd mahd Posts: 3 Rating: (0)	Hi All, I am also facing the same issue. Not Reachable PLC2 "backup PLC", Can anyone help us to solve this issue? Regards, ------------------------------------------------------------------------------------------ Split from Redundancy S7-1500 H-System CPU 1515R-2 PN.
mohd mahd Posts: 3 Rating: (0)	Last edited by: Jen_Moderator at: 07/18/2022 11:24:00 New subject after splitting
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7/18/2022 11:42 AM	Rate (0)
Wüstenräuber Gold Expert Joined: 10/3/2008 Last visit: 10/22/2025 Posts: 996 Rating: (129)	Hi, please write more details: What is the communication partner? Does the 1500 act as active partner (client) or passive partner (server)? Do you get error messages on the modbus block? Wüstenräuber
	Last edited by: Wüstenräuber at: 07/18/2022 11:43:34
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