System Functions
128
S7-400 Instruction List
A5E00267845-01
Execution Time in
s
SFC
No.
SFC Name
Function
CPU
412
CPU
414
CPU
416
CPU
417
CPUs
414-4H
417-4H
(solo)
CPUs
414-4H
417-4H
(redun-
dant)
56
WR_DPARM
Write predefined dynamic parameters
AI 8*13 bits
local
404
272
203
184
xx
xx
distributed
First call AI 8*12 bits (2 - 240 bytes)
248
146
98
85
xx
xx
Intermediate/last call
121
72
48
41
xx
xx
57
PARM_MOD
Assign module parameters
local
Module/DS number/DS lengths in bytes
AI 8*13 bits
695
459
349
318
xx
xx
distributed
AO 8*12 bits
First call (16 - 240 bytes)
245
144
97
84
xx
xx
distributed
Intermediate/last call
118
70
47
41
xx
xx