Siemens CPU 414-2

System Functions
127
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 ”Diagnostic Data DP Slave” partial list
Display via configured diagnostic address
(00B4)
First call
385 266 213 266 272 351
Intermediate call, REQ = 0 (00B4) -- -- 115 -- 149 148
Last call (6 - 240 bytes) (00B4) 246 170 135 170 174 173
52 WR_USMSG Write user entry in diagnostic buffer
write with message
151 93 66 54 xx xx
without message 87 53 36 3030 xx xx
54 RD_DPARAM Read dynamic parameters
local AI 8*13 bits
154 85 57 50 xx xx
distributed AI 8*12 bits (DS1 = 14 bytes) 167 101 68 59 xx xx
55 WR_PARM Write dynamic parameters
local AI 8*13 bits
359 228 164 146 xx xx
distributed
First call AI 8*12 bits (14 - 240 bytes)
308 182 123 107 xx xx
distributed
Intermediate/last call, REQ = 0
138 82 55 48 xx xx