Publication 1756-UM523F-EN-P - December 2006
Set Up EtherNet/IP Communication Across Subnets 161
If Timer_RedundancyMSGs.DN = 1 (2 seconds are up.)
And ChasB_IsPrimary = 1. (Chassis B is the primary chassis.)
And ChasB_MSG.EN = 0 (The message is not currently enabled.)
Then
Execute the MSG instruction for the controller in Chassis B.
Tag Name Description Alias For Data Type
ChasA_IsPrimary If set (1), then Chassis A is the primary chassis. IsPrimary.0 BOOL
ChasA_MSG Message instruction that transfers data between this
controller and the controller in redundant Chassis A.
MESSAGE
ChasB_IsPrimary If set (1), then Chassis B is the primary chassis. IsPrimary.1 BOOL
ChasB_MSG Message instruction that transfers data between this
controller and the controller in redundant Chassis B.
MESSAGE
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