Diagnostic Data of Fail-Safe Modules
ET 200pro Distributed I/O System - Fail-Safe Modules
Operating Instructions, 05/2007, A5E00394073-02
149
Channel-Specific Diagnostics Starting at Byte 20 to Byte 31 for F-Switch
The channel-specific diagnostics start in byte 20 of the diagnostic data. Four bytes of
diagnostic information are provided per channel.
6KRUWFLUFXLW
2YHUWHPSHUDWXUH
,QWHUQDOIDXOW
3DUDPHWHUDVVLJQPHQWHUURU
6HQVRUYROWDJHRUORDGYROWDJHLVPLVVLQJ
%\WH
%\WH
%\WH
%\WH
%\WHV
WR
&RPPXQLFDWLRQHUURU
6DIHW\UHODWHGVKXWGRZQ
)6ZLWFKRXWSXWV6ZLWFKLQJUDWHH[FHHGHG
1H[WFKDQQHOVSHFLILFGLDJQRVWLFPHVVDJH
DVVLJQPHQWVDPHDVE\WHVWR
Figure A-12 Channel-Specific Diagnostics Starting at Byte 20 of the Diagnostic Data of the F-Switch
Due to the different numbers of channels of the F-modules, data record 1 has differing
lengths:
8/16 F-DI
40 bytes
4/8 F-DI/4 F-DO
44 bytes
F-Switch
32 bytes