CPUs for M7-400
11-9
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
11.3.3
Mode Selector Switch
Mode Selector Switch
The mode selector switch of the CPUs is a keyswitch.
You can see the positions of the mode selector switch in the following figure.
MRES
STOP
RUN
RUN-P
Figure 11-3
Mode Selector Switch
Positions of the Mode Selector Switch
The positions of the mode selector switch are explained in Table 11-5 in the order
in which they are arranged on the CPUs.
Table 11-5 Positions of the Mode Selector Switch
Position of
the Mode
Selector
Switch
Explanations
RUN-P
The CPU executes the user program.
The key cannot be removed in this position.
Write and read access to the CPU are possible.
RUN
The CPU executes the user program. Read access only to the CPU is
possible.
The key can be removed in this position to prevent any unauthorized
persons from changing the operating mode.
Содержание Simatic M7-400
Страница 10: ...Preface x S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 122: ...Power Supply Modules 3 42 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 362: ...Analog Modules 5 146 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 384: ...Interface Modules 6 22 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 428: ...RS 485 Repeater 10 8 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 496: ...M7 400 Expansions 12 26 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 562: ...Interface Submodules 13 66 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 574: ...Parameter Sets for Signal Modules A 12 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 594: ...Diagnostic Data of the Signal Modules B 20 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 598: ...Spare Parts and Accessories C 4 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 606: ......