Siemens SIMATIC S7-400 Reference Manual page 181
Automation system module
data
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Representation of analog values for thermocouples type J
Table 5-24
Representation of analog values for thermocouples type J
Type J in °C Unit dec‐
imal
> 1450,0
32767
1450,0
14500
:
:
1201,0
12010
1200,0
12000
:
:
-210,0
-2100
< -210,0
< -2100
Faulty wiring (polarity reversal, or open inputs, for example), or sensor error in the negative range (wrong
type of thermocouple, for example) will cause the analog input module to signal underflow, starting at ...
... F31C
, and to output 8000
H
Representation of analog values for thermocouples type K
Table 5-25
Representation of analog values for thermocouples type K
Type K in °C Unit dec‐
imal
> 1622,0
32767
1622,0
16220
:
:
1373,0
13730
1372,0
13720
:
:
-270,0
-2700
< -270,0
< -2700
Faulty wiring (polarity reversal, or open inputs, for example), or sensor error in the negative range (wrong
type of thermocouple, for example) will cause the analog input module to signal underflow, starting at ...
... F0C4
, and to output 8000
H
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
Unit hex‐
Type J in °F Unit dec‐
adecimal
7FFF
> 2642,0
H
38A4
2642,0
H
:
:
2EEA
2193,8
H
2EE0
2192,0
H
:
:
F7CC
-346,0
H
<F7CC
< -346,0
H
.
... EA0C
, and to output 8000
H
H
Unit hex‐
Type K in °F Unit dec‐
adecimal
7FFF
> 2951,6
H
3F5C
2951,6
H
:
:
35A2
2503,4
H
3598
2501,6
H
:
:
F574
-454,0
H
< F574
< -454,0
H
.
... E5D4
, and to output 8000
H
H
Unit hex‐
Type J in K Unit dec‐
imal
adeci‐
mal
32767
7FFF
> 1723,2
H
26420
6734
1723,2
H
:
:
:
21938
55B2
1474,2
H
21920
55A0
1473,2
H
:
:
:
-3460
F27C
63,2
H
< -3460
<F27C
< 63,2
H
.
... FDC8
H
Unit hex‐
Type K in K Unit dec‐
imal
adeci‐
mal
32767
7FFF
> 1895,2
H
29516
734C
1895,2
H
:
:
:
25034
61CA
1646,2
H
25016
61B8
1645,2
H
:
:
:
-4540
EE44
0
H
< -4540
<EE44
< 0
H
.
... FB70
H
5.4 Representation of analog values
Unit hex‐
imal
adeci‐
mal
32767
7FFF
H
17232
4350
H
:
:
14742
3996
H
14732
398C
H
:
:
632
0278
H
< 632
< 0278
H
, and to output 8000
.
H
H
Unit hex‐
imal
adeci‐
mal
32767
7FFF
H
18952
4A08
H
:
:
16462
404E
H
16452
4044
H
:
:
0
0000
H
< 0
< 0000
H
, and to output 8000
.
H
H
Analog modules
Range
Overflow
Overshoot
range
Nominal range
Underflow
Range
Overflow
Overshoot
range
Nominal range
Underflow
181
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