Interrupts and diagnostic, error, and system alarms
6.3 Alarms
Interface module IM 155-5 MF HF (6ES7155-5MU00-0CN0)
Equipment Manual, 11/2023, A5E53268530-AA
59
6.3.5 STOP of the IO controller and recovery of the IO device
STOP of the SIMATIC IO controller
Diagnostics received from the IO device while the IO controller is in STOP state do not initiate
a call of the corresponding OBs when the IO controller starts up. You have to read the data
record E00C
H using the "RDREC" instruction in the startup OB. This record contains all
diagnostics for the slots assigned to an IO controller in an IO device.
Recovery of the SIMATIC IO device
If you want to read the diagnostics that occurred in the STOP state of the IO controller, you
have to read the E00C
H data record using the "RDREC" instruction. This record contains all
diagnostics for the slots assigned to an IO controller in an IO device.
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