Siemens SIMATIC S7-400 Reference Manual page 110
Automation system module
data
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Also See for SIMATIC S7-400:
- Installation manual (316 pages) ,
- Hardware and installation manual (298 pages) ,
- Manual (206 pages)
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Digital modules
4.9 Digital input module SM 421; DI 16 x AC 120 V (6ES7421-5EH00-0AA0)
Wiring diagram of the SM 421; DI 16 x AC 120 V
Figure 4-5
Specifications of SM 421; DI 16 x AC 120 V
Dimensions W x H x D (mm)
Weight
110
Process
Byte 0
Byte 1
Wiring diagram of the SM 421; DI 16 x AC 120
1
2
3
Adaptation
4
0
5
1N
Adaptation
6
1
7
2N
Adaptation
8
2
9
3N
Adaptation
10
3
11
4N
12
13
14
Adaptation
15
4
16
5N
Adaptation
17
5
18
6N
Adaptation
19
6
20
7N
Adaptation
21
7
22
8N
23
24
25
26
Adaptation
27
0
28
9N
Adaptation
1
29
30
10N
31
Adaptation
2
32
11N
Adaptation
33
3
34
12N
35
36
37
38
Adaptation
39
4
40
13N
Adaptation
41
5
42
14N
43
Adaptation
6
44
15N
Adaptation
45
7
46
16N
47
48
Dimensions and weight
25 x 290 x 210
Approx. 650 g
Module-specific data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
Module
S7-400 Automation System Module Data
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