Siemens SIMATIC ET 200SP User Manual page 27

Connector for supply voltage
CPU 1515SP PC (F) has a 2-pole terminal for the power supply.
The connection plug for the supply voltage is plugged in when the CPU is shipped from the
factory.
Mode selector
Use the mode selector to set the CPU operating mode.
Table 3- 3 Mode selector positions
Position Meaning
RUN Operating mode RUN
STOP Operating mode STOP
MRES Memory reset
RUN and STOP indicate the selected operating state. The LED displays RUN and STOP display the actual operating
1
state of the CPU 1515SP PC (F).
See the S7-1500 software controller manual
2
CPU 1515SP PC (F)
Manual, 05/2017, A5E32701806-AC
Description
The CPU is processing the user program.
1
The CPU is not processing the user program.
1
The outputs are set to a "safe" state.
For active S7-1500 software controller
CPU memory reset
3.6 Operator controls and display elements
only:
2
Product overview
27