System Functions
122
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
Central
all modules in the specified rack
(n=number DR) (0D91)
303 +
n* 23
178+
n* 16
118 +
n* 10
88 +
n * 8
xx +
n * yy
xx +
n * yy
Distributed
all modules in the specified DP station
(0D91)
235 -
274
138 -
161
91 - 107
80 - 94
xx
xx - xx
all assigned modules (0E91)
854
505
335
289
--
--
51
RDSYSST
“Rack/station status information” partial list
central
Display setpoint status of rack 0 (0092)
128
87
57
51
xx
xx
distributed
Display setpoint status of
DP system 1 (0092)
694
387
257
219
xx
xx
51
RDSYSST
Display setpoint value of DP system1 (via
external DP interface) (4092)
248
146
96
86
xx
xx