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400H- Basic

8/31/2013 7:29 AM	Rate (0)
YogendraK Silver Member Joined: 11/9/2008 Last visit: 1/10/2026 Posts: 414 Rating: (6)	Dear All, I need to know how 400-H system work? How both system Synchronies ? How Standby CPU work ? which fault is synchronies in between two system? Please give me some tips. Regrads, Yogendra

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8/31/2013 7:51 AM	Rate (0)
BhaPraJ Posts: 519 Rating: (83)	[quote user="YogendraG"]Dear All, I need to know how 400-H system work? How both system Synchronies ? How Standby CPU work ? which fault is synchronies in between two system? Please give me some tips. Regrads, Yogendra In 400-H System, 2 Sync Modules in Each PLC are used which synchronize data between two PLCs. . No special programming needs to be done for that. .
BhaPraJ Posts: 519 Rating: (83)
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8/31/2013 5:53 PM	Rate (0)
dchartier Grandmaster-Expert Joined: 9/27/2006 Last visit: 1/16/2026 Posts: 12481 Rating: (2722)	Hello Yogendra; You would do well, starting with the basic manual: SIMATIC Fault-tolerant systems S7-400H Hope this helps, Daniel Chartier

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