Siemens SIMATIC S5 Manual page 155

Programming the IP 265 with COM 265
Table 9-13. IP 265 Load Effected by COM 265 Language Elements and their Interconnection
COM 265 language element
Arbitrary binary logic operation
with 5 inputs
Arbitrary binary logic operation
with 6 to 8 inputs
Set/reset operations:
- RS flipflop
- Delay
- Binary scaler
- Edge flag
- Clock-pulse generator **
Timer operations **
Counter operations
Comparison operations
=/
>/ / /<
Debouncing of I 0.0/I 0.1/I 0.3/
I 0.7 (individually or in
combination)
Debouncing of I 0.2/I0.4/I0.5/
I 0.6 (individually or in
combination)
Each param. byte in the output
data (max. 8 bin. input params)
Each parameter byte in the
input data (max. 8 binary output
params)
*
Relating to the program capacity of the IP 265: 100 %
**
Base load at 0.5 / 2 / 16 / 64 kHz: + 8 %
Base load at 1 / 10 / 100 Hz: + 12 %
9-50
Type of interconnection
Time value as constant
Time value as input parameter
Connected as Preset as
CU CD Con-
stant
x x x
x x
x x
x x
x
x
x x x
x x
x x
x x
x
x
Comparison of BI output with
Constant
x
x
Count connected to
Input Comparator Output
param. or not param.
x
x
x
x x
x x
x x
x
x
x
x x
x x
x x
Input param.
x
x
IP 265
IP 265 load *
4 %
8 %
4 %
12 %
24 % (typ. SD: 28 %)
20 %
20 %
16 %
32 %
28 %
28 %
28 %
28 %
24 %
36 %
36 %
32 %
4 %
16 %
8 %
20 %
8 %
8 %
12 %
8 %
EWA 4NEB 812 6130-02a