Siemens SIMATIC ET 200M

Product Information for Distributed I/O Device ET 200M, Manual
A5E00272208-01
5
Further information on time calculation
The following more precise equations apply for the time calculation:
Inputs
11
t
i
[µs] = K
t
+ Σ [di
n
(1 + 5b
n
) + ai
n
(30 + 16w
n
)]
n = 4
with K
t
= 60, if ai
n
= 0
= 90 otherwise
Outputs
11
t
o
[µs] = K
o
+ Σ [do
n
(1 + 4b
n
) + ao
n
(25 + 10w
n
)]
n = 4
with K
o
= 70, if ao
n
= 0
= 80 otherwise
4 On Section 6.3
Options for reading out the diagnosis
The following supplement applies for Table 6-7:
Automation system
with DP master
Block or register in
STEP 7
Application See ...
SFB 52 Read data record from a
DP slave
SIMATIC S7/M7
SFB 54 Receive interrupts from
the interrupt OBs
Online help of
STEP 7
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