Siemens Simatic S7-400 - Manual (Page 237)

Analog Modules
5-21
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Analog Value Representation for Thermocouple Types R, S
Table 5-28 Analog Value Representation for Thermocouple Types R, S
Types R S
Units
Types R
Units
Types R
Units
Types R, S
in 5 C
Deci-
mal
Hexa-
deci-
mal
Types R,
S
in 5 F
Deci-
mal
Hexa-
deci-
mal
Types R,
S
in K
Deci-
mal
Hexa-
deci-
mal
Range
> 2019.0 32767 7FFF
H
> 3276.6 32767 7FFF
H
> 2292.2 32767 7FFF
H
Overflow
2019.0
:
1770.0
20190
:
17770
4EDE
H
:
4524
H
3276.6
:
3218.0
32766
:
32180
7FFE
H
:
7DB4
H
2292.2
:
2043.2
22922
:
20432
598A
H
:
4FD0
H
Overrange
1769.0
:
–50.0
17690
:
–500
451A
H
:
FE0C
H
3216.2
:
–58.0
32162
:
–580
7DA2
H
:
FDBC
H
2042.2
:
223.2
20422
:
2232
4FC6
H
:
08B8
H
Rated range
–51.0
:
–170.0
–510
:
–1700
FE02
H
:
F95C
H
–59.8
:
–274.0
–598
:
–2740
FDAA
H
:
F54C
H
222.2
:
103.2
2222
:
1032
08AE
H
:
0408
H
Underrange
< –170.0 –32768 8000
H
< –274.0 –32768 8000
H
< 103-2 < 1032 8000
H
Underflow
Analog Value Representation for Thermocouple Type T
Table 5-29 Analog Value Representation for Thermocouple Type T
Type T
Units
Type T
Units
Type T
Units
Type T
in 5 C
Deci-
mal
Hexa-
deci-
mal
Type T
in 5 F
Deci-
mal
Hexa-
deci-
mal
Type T
in K
Deci-
mal
Hexa-
deci-
mal
Range
> 540.0 32767 7FFF
H
> 1004.0 32767 7FFF
H
> 813.2 32767 7FFF
H
Overflow
540.0
:
401.0
5400
:
4010
1518
H
:
0FAA
H
1004.0 10040 2738
H
813.2 8132 1FC4
H
Overrange
400.0
:
–270.0
4000
:
–2700
0FA0
H
:
F574
H
752.0
:
–454.0
7520
:
–4540
1D60
H
:
EE44
H
673.2
:
3.2
6732
:
32
1AAC
H
:
0020
H
Rated range
< –270.0 <
–2700 H < –454.0 <
–4540
H
< 3.2 < 32 <
0020
H
Underflow
In the case of incorrect wiring (for example, polarity reversal or open inputs) or of a sensor error in
the negative range (for example, incorrect thermocouple type), the analog input module reports an
underflow...
...if F0C4
H
is violated and
outputs 8000
H
...if E5D4
H
is violated and
outputs 8000
H
...if FB70
H
is violated and
outputs 8000
H