Analog Modules
4-21
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Analog value representation for thermocouples type K
Table 4-26 Analog value representation for thermocouples type K
Units
Units
Units
in 5C
decimal hexa-
decimal
in 5F
decimal hexa-
decimal
in K
decimal hexa-
decimal
Range
> 1622.0 32767 7FFF
H
>2951.6 32767 7FFF
H
> 1895.2 32767 7FFF
H
Overflow
1622.0
:
1373.0
16220
:
13730
3F5C
H
:
35A2
H
2951.6
:
2503.4
29516
:
25034
734C
H
:
61CA
H
1895.2
:
1646.2
18952
:
16462
4A08
H
:
404E
H
Overrange
1372.0
:
–270.0
13720
:
–2700
3598
H
:
F574
H
2501.6
:
–454.0
25061
:
–4540
61B8
H
:
EE44
H
1645.2
:
0
16452
:
0
4044
H
:
0000
H
Rated
range
< –270.0 < –2700 < F574
H
< –454.0 < –4540 <EE44
H
0 % 0 % < 0000
H
Underflow
In the case of incorrect wiring (e. g. polarity reversal or open inputs) or of a sensor error in the negative
range (e. g. incorrect thermocouple type), the analog input module signals underflow ...
... of F0C4
H
and outputs 8000
H
. ... of E5D4
H
and outputs 8000
H
. ... of FB70
H
and outputs 8000
H
.
Analog value representation for thermocouples type L
Table 4-27 Analog value representation for thermocouples type L
Units
Units
Units
in 5C
decimal hexa-
decimal
in 5F
decimal hexa-
decimal
in K
decimal hexa-
decimal
Range
>1150.0 32767 7FFF
H
>2102.0 32767 7FFF
H
>1423.2 32767 7FFF
H
Overflow
1150.0
:
901.0
11500
:
9010
2CEC
H
:
2332
H
2102.0
:
1653.8
21020
:
16538
521C
H
:
409A
H
1423.2
:
1174.2
14232
:
11742
3798
H
:
2DDE
H
Overrange
900.0
:
–200.0
9000
:
–2000
2328
H
:
F830
H
1652.0
:
–328.0
16520
:
–3280
4088
H
:
F330
H
1173.2
:
73.2
11732
:
732
2DD4
H
:
02DC
H
Rated
range
< –200.0 < –2000 < F830
H
< –328.0 < –3280 H <73.2 < 732 <02DC
H
Underflow
In the case of incorrect wiring (e. g. polarity reversal or open inputs) or of a sensor error in the negative
range (e. g. incorrect thermocouple type), the analog input module signals underflow ...
... of F380
H
and outputs 8000
H
. ... of EAC0
H
and outputs 8000
H
. ... of FE2C
H
and outputs 8000
H
.