Diagnostics
96 Function Manual, 09/2016, A5E03735838-AD
An message sent to the operator due to events or states of the system.
Object in WinCC that points out faults in the plant
Channel-related error of an individual channel - an I/O with inputs, for example, wire break or
short circuit
Modules with a network connection are referred to as device. Devices are installed on racks
where they can be interconnected with other modules.
A buffered memory area in the CPU; it stores diagnostics events in the order of their
occurrence
In SIMATIC, a distinction is made between the firmware of the CPU and user programs.
The firmware is a software embedded in electronic devices, which means it is permanently
connected with the hardware functionally. It is usually saved in a flash memory, such as
EPROM, EEPROM or ROM, and cannot be replaced by the user or only with special means
or functions.
User program: see glossary entry "User program"
A screen that is opened in the system diagnostics window is a global screen.
uman
achine
nterface, device for visualization and control of automation processes.