Commissioning and Diagnostics
6-30
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Note
The length of the diagnostic message frame varies:
•
Between 6 and 43 bytes in the IM151-1 BASIC
•
with IM151-1 STANDARD, IM151-1 FO STANDARD and IM151-1 HIGH
FEATURE (depending on configuration)
-- between 6 and 62 bytes in DPV0 operation
-- between 6 and 110 bytes in DPV0 operation (STANDARD)
-- between 6 and 128 bytes in DPV0 operation (HIGH FEATURE)
You can find out the length of the last diagnostic message frame received in:
•
STEP 7 from the RET_VAL parameter of the SFC 13.
•
STEP 5 from the ERR parameter of the FB 192.
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