Digital Modules
3-28
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Table 3-9 Assigning Interrupt Parameters to the Inputs of the SM 321; DI 16 x VDC 24
Parameter...
Can Be Set in Following
Channel Groups
Channel Group
Number
Hardware interrupt
(for falling, rising or both types of pulse
edges)
0 and 1
2 and 3
4 and 5
6 and 7
8 and 9
10 and 11
12 and 13
14 and 15
0
1
2
3
4
5
6
7
Diagnostic interrupt
for missing sensor supply
0 to 7
8 to 15
-
Diagnostic interrupt
for wire–break
0 and 1
2 and 3
0
1
:
Tolerances of the programmable input delays
Table 3-10 Tolerances of the Input Delays of SM 321; DI 16 x VDC 24
Programmed Input delay Tolerance
0.1 ms 60 to 140 s
0.5 ms 400 to 900 ms
3 ms (preset) 2,6 to 3,3 ms
15 ms 12 to 15 ms
20 ms 17 to 23 ms
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