Siemens CPU 414-2 - Page 121

System Functions
119
S7-400 Instruction List
A5E00267845-01
Execution Time in s
SFC
No.
SFC Name Function
CPU
412
CPU
414
CPU
416
CPU
417
CPU
414-4H
417-4H
(solo)
CPU
414-4H
417-4H
(redun-
dant)
51 RDSYSST “Modules LEDs” partial list
Status of an LED (0174)
182 124 88 77 xx - xx xx - xx
51 RDSYSST “Switched DP slaves in the H system”
partial list
Communication status between the
H system and a switched DP slave (0C75)
- - - - - xx - xx