Alarm, error and system messages
9.2 PROFINET IO
ET 200pro distributed I/O system
Operating Instructions, 03/2013, A5E00335544-08
229
9.2.5.8
STOP of the IO controller and recovery of the IO device
Diagnostics events triggered by a STOP of the IO controller
Diagnostics frames received from the IO device while the IO controller is in STOP do not
initiate a call of any corresponding OBs when the IO controller goes into RUN. To obtain an
overview of the device state, call OB 100.
Diagnostics after recovery of the IO device
After the recovery of an IO device, call SFB 52 to read data record E00C
H
. This record
contains all diagnostic data for the slots assigned to an IO controller in a device.