Programming
Fail-Safe Systems
A5E00085588-03
5-23
Configuring Messages
The same module diagnostic blocks are used for the F-I/Os as for the standard
modules. The following MOD, SUBNET and RACK blocks are inserted
automatically when you choose the Options > Charts > Generate Module
Drivers menu command:
Block No.
Per Fail-safe signal module
SM 326F DI 8xNAMUR MOD_D1 FB 93
SM 326F DI 24xDC24V MOD_D2 FB 93
SM 336F AI 6x13Bit MOD_D1 FB 93
SM 326F DO 10xDC24V/2A MOD_D1 FB 93
Per DP master system
SUBNET FB 106
Per rack
RACK FB 107
In contrast to the standard drivers, the F-driver blocks are not interconnected with
the PCS 7 blocks.
Note
Messages about the following are issued from the MOD, SUBNET and RACK
blocks: parameter assignment errors, module removed, module errors, channel
errors, rack failures and DP master system failures. I/O access errors cannot be
detected and reported by the diagnostic blocks.
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