Representation Of Analog Values For Thermocouples - Siemens 181 Workshop Manual

Analog input module ai 4xrtd/tc 2-/3-/4-wire hf (6es7134-6jd00-0ca1)
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B.5

Representation of analog values for thermocouples

Note
A higher resolution can be configured for thermocouples, see section Scalable measuring
range (Page 28).
The tables below list the decimal and hexadecimal values (codes) of the thermocouples.
Table B- 13
Thermocouple type B
Type B
Values
in °C
Dec.
Hex.
> 2070.0
32767
7FFF
2070.0
20700
50DC
:
:
:
1820.1
18201
4719
1820.0
18200
4718
:
:
:
0.0
0
0000
-0.1
-1
FFFF
:
:
:
-120.0
-1200
FB50
< -120.0
-32768
8000
Table B- 14
Thermocouple type C
Type C
Values
in °C
Dec.
Hex.
> 2500.0
32767
7FFF
2500.0
25000
61A8
:
:
:
2315.1
23151
5A6F
2315.0
23150
5A6E
:
:
:
0.0
0
0000
-0.1
-1
FFFF
:
:
:
-120.0
-1200
FB50
< -120.0
-32768
8000
Analog input module AI 4xRTD/TC 2-/3-/4-wire HF (6ES7134-6JD00-0CA1)
Manual, 02/2014, A5E03573289-AD
Type B
Values
in °F
Dec.
Hex.
> 3276.6
32767
7FFF
3276.6
32766
7FFE
:
:
:
2786.6
27866
6CDA
2786.5
27865
6CD9
:
:
:
32.0
320
0140
31.9
319
013F
:
:
:
-184.0
-1840
F8D0
< -184.0
-32768
8000
Type C
Values
in °F
Dec.
Hex.
> 3276.6
32767
7FFF
3276.6
32766
7FFE
:
:
:
2786.6
27866
6CDA
2786.5
27865
6CD9
:
:
:
32.0
320
0140
31.9
319
013F
:
:
:
-184.0
-1840
F8D0
< -184.0
-32768
8000
B.5 Representation of analog values for thermocouples
Type B
Values
in K
Dec.
> 2343.2
32767
2343.2
23432
:
:
2093.3
20933
2093.2
20932
:
:
273.2
2732
273.1
2731
:
:
153.2
1532
< 153.2
-32768
Type C
Values
in K
Dec.
> 2773.2
32767
2773.2
27732
:
:
2588.3
25883
2588.2
25882
:
:
273.2
2732
273.1
2731
:
:
153.2
1532
< 153.2
-32768
Representation of analog values
Range
Hex.
7FFF
Overflow
5B88
Overrange
:
51C5
51C4
Nominal range
:
0AAC
0AAB
Underrange
:
05FC
8000
Underflow
Range
Hex.
7FFF
Overflow
6C54
Overrange
:
651B
651A
Nominal range
:
0AAC
0AAB
Underrange
:
05FC
8000
Underflow
69

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