Siemens SIMATIC Manual page 278

Principles of analog modules
5.1 Representation of the values for analog input channels
Representation of the analog values of thermocouples type U
Table 5- 33 Representation of the analog values of thermocouples type U
Type U Units
in °C
dec
> 850.0 32767
850.0 8500
: :
600.1 6001
600.0 6000
: :
-200.0 -2000
< -200.0 < -2000
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 ...
... from F380 underflow and
H
outputs 8000 .
H
Representation of analog values for type TXK/XKL GOST thermocouple
Table 5- 34 Representation of analog values for type TXK/XKL GOST thermocouple
Type Units
TXK/XKL
dec
in °C
> 1050.0 32767
1050.0 8500
: :
800.1 8001
800.0 8000
: :
0.0 0
: :
-200.0 -2000
< -200.0 <-32768 <
278
Type U in
°F
hex
7FFF > 1562.0
H
2134 1562.0
H
: :
1771 1112.2
H
1770 1112.0
H
: :
F830 -328.0
H
< F830 < -328.0
H
... from EAC0
H
outputs 8000
H
Type Units
TXK/XKL
hex dec
in °F
7FFF > 1922.0 32767
H
2904 1922.0 19220
H
: : :
1F41 1472.1 14721
H
1F40 1472.0 14720
H
: : :
0000 32.0 320
H
: : :
F830 -328.0 -3280
H
< -328.0 <-32768 8000
F8000
H
Units Type U in K Units
dec hex
32767 7FFF > 1123.2
H
15620 2738.0 1123.2
H
: : :
11122 2B72 873.2
H
11120 2B70 873.2
H
: : :
-3280 F330 73.2
H
< -3280 < F330 < 73.2
H
underflow and ... from FE2C
. outputs 8000
Range
hex
7FFF Overflow
H
4B14 Overshoot range
H
:
3981
H
3980 Rated range
H
:
0140
H
:
F330
H
Underflow
H
Range
dec hex
32767 7FFF Overflow
H
11232 2BE0 Overshoot
H
range
: :
8732 221C
H
8732 221C Rated range
H
: :
732 02DC
H
< 732 <02DC Underflow
H
underflow and
H
.
H
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ