Communication modules
6.3 GDM memory module CP52M0
SIMATIC TDC hardware
140 System Manual, 08/2017, A5E01114865-AL
Table 6- 12 Status and fault displays of CP52M0
H3 Flashing Monitoring error
• Non-critical error during initialization; normal operation may be started.
H4 Flashing Initialization error
• The start of normal operation is prevented if system initialization errors
were found.
Initialization error due to incorrect insertion of CP52M0.
=> The module must be inserted in slot 1.
H6 Flashing System error
• STOP operating state (fatal system fault): Hardware or software prob-
lems causing a program crash.
H7 Flashing Communication error
• Communication error:
Incorrect configuration of communication or communication connection
H8 Flashing Task Manager error
The following errors are possible:
•
Cycle errors
A task could not be completed within the sampling time.
•
Task overflow
If the task is not assigned top priority, but needs to be restarted.
•
No free local buffer
The data buffer is no longer released. The task start will be skipped.
•
Software time monitoring
If the basic sampling time is not processed four times in succession. The
basic clock cycle timer is re-initialized with the configured basic sampling
time and processing continued.
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