Status And Fault Leds - Siemens Simatic M7-400 Reference Manual
Programmable controllers module specifications
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- Installation manual (316 pages) ,
- Hardware and installation manual (298 pages)
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CPUs for M7-400
11.3.1
Status and Fault LEDs
Status and Fault LEDs
The CPU 486-3 and CPU 488-3 have the following status and fault LEDs:
INTF
EXTF
SD
HD
USR1
USR2
RUN
STOP
Figure 11-2
11-6
Status and Fault LEDs on the CPU 486-3 and CPU 488-3
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
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