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Siemens Simatic S7-400 User Manual

Page 325

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Analog Modules

5-109

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

Terminal Assignment Diagram of the SM 431; AI 16

16 Bit

Thermocouples
Voltage measurement
Current measurement

Resistance measurement
Resistance thermometer

M1+

M2–

M3–

M4–

M5–

M6–

M7–

CH0

CH1

CH2

CH3

CH4

CH5

CH6

CH7

L+

V

A

A

M

Tr

Tr

L+

M0+
M0–

M1–

M2+

M3+

M4+

M5+

M6+

M7+

M

M0+
M0–
IC0+
IC0–

M1+
M1–
IC1+
IC1–

M2+
M2–
IC2+
IC2–

M3+
M3–
IC3+
IC3–

CH0

CH2

CH4

CH6

V

M8–

M9–

M8+

M9+

M10–

M11–

M10+

M11+

M12–

M13–

M12+

M13+

M14–

M15–

M14+

M15+

CH8

CH9

CH10

CH11

CH12

CH13

CH14

CH15

M4+
M4–
IC4+
IC4–

M5+
M5–
IC5+
IC5–

M6+
M6–
IC6+
IC6–

M7+
M7–
IC7+
IC7–

CH8

CH10

CH12

CH14

A

A

Tr

Tr

29
30
31
32
33
34
35
36
37

39
40
41
42
43
44
45
46
47
48

38

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

INTF
EXTF

Word 0

Word 4

Word 8

Word 12

Word 16

Word 20

Word 24

Word 28

Word 2

Word 6

Word 10

Word 14

Word 18

Word 22

Word 26

Word 30

Word 0

Word 4

Word 8

Word 12

Word 16

Word 20

Word 24

Word 28

Figure 5-36

Terminal Assignment Diagram of the SM 431; AI 16 x 16 Bit

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