Rear View Of The Module; Mode Selector Switch - Siemens SIMATIC S7-1500 Manual

2.2.3

Rear view of the module

The following figure shows the connection elements on the back of the CPU 1511-1 PN.
①
②
③
Figure 2-5
2.3

Mode selector switch

Use the mode selector to set the CPU operating mode.
The following table shows the position of the switch and the corresponding meaning.
Table 2- 1
Position
RUN
STOP
MRES
CPU 1511-1 PN (6ES7511-1AK00-0AB0)
Manual, 01/2013, A5E31264526-AA
Shield contact surface
Backplane bus connector
Fixing screw
View of the CPU 1511-1 PN - back
Mode selector switch settings
Meaning
RUN mode
STOP mode
Memory reset
Explanation
The CPU is executing the user program.
The CPU is not executing the user program.
Position for CPU memory reset.
Product overview
2.3 Mode selector switch
15