Siemens SIMATIC ET 200SP Equipment Manual page 20

Product overview
3.5 Mode switch
The following table shows the position of the switch and the corresponding meaning.
Table 3-1 Mode switch settings
Position
RUN
STOP
MRES
20
Meaning Explanation
RUN mode The CPU is executing the user program.
STOP mode The user program is not being executed.
Memory reset Position for CPU memory reset.
CPU 1512SP-1 PN (6ES7512-1DM03-0AB0)
Equipment Manual, 11/2022, A5E33591411-AE