Siemens SIMATIC Manual page 274

Principles of analog modules
5.1 Representation of the values for analog input channels
Representation of the analog values of thermocouples type C
Table 5- 25 Representation of the analog values of thermocouples type C
Type C Units
in °C
dec
> 2500.0 32767
2500.0 25000
: :
2315.1 23151
2315.0 23150
: :
0.0 0
-0.1 -1
: :
-120.0 -1200
< -120.0 -32768
Representation of the analog values of thermocouples type E
Table 5- 26 Representation of the analog values of thermocouples type E
Type E i Units
n °C
dec
> 1200.0 32767
1200.0 12000
: :
1000.1 10001
1000.0 10000
: :
-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...
... from F0C4 underflow and
H
outputs 8000 .
H
274
Type C in Units
°F
hex dec
7FFF > 3276.6 32767
H
61A8 3276.6 32766
H
: : :
5A6F 2786.6 27866
H
5A6E 2786.5 27865
H
: : :
0000 32.0 320
H
FFFF 31.9 319
H
: : :
FB50 -184.0 -1840
H
8000 < -184.0 -32768
H
Type E in
°F
hex
7FFF > 2192.0
H
2EE0 2192.0
H
: :
2711 1832.2
H
2710 1832.0
H
: :
F574 -454.0
H
< F574 < -454.0
H
... from FB70
H
outputs 8000
H
Range
hex
7FFF Overflow
H
7FFE Overshoot range
H
:
6CDA
H
6CD9 Rated range
H
:
0140
H
013F Undershoot range
H
:
F8D0
H
8000 Underflow
H
Units Type E in K
dec hex
32767 7FFF > 1473.2
H
21920 55A0 1473.2
H
: : :
18322 4792 1273.3
H
18320 4790 1273.2
H
: : :
-4540 EE44 0
H
< -4540 <EE44 <0
H
underflow and ... from E5D4
. outputs 8000
Units Range
dec hex
32767 7FFF Overflow
H
14732 398C Overshoot
H
range
: :
12733 31BD
H
12732 31BC Rated range
H
: :
0 0000
H
<0 <0000 Underflow
H
underflow and
H
.
H
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ