Representation of analog values
B.1 Representation of analog values
Analog input module F-AI 4xI 0(4)..20mA 2-/4-wire HF (6ES7136-6AA00-0CA1)
72
Manual, 08/2018, A5E41448857-AB
B.1
Representation of analog values
The following tables list the decimal and hexadecimal values (codes) of the possible current
measuring ranges.
Table B- 2
Current measuring range 0 to 20 mA
Values
Current measuring
range
Range
Dec.
Hex.
0 to 20 mA
32512
7F00
H
> 23.518 mA
Overflow
2
32511
.
.
27649
7EFF
H
.
.
6C01
H
23.518 mA
.
.
20.0007 mA
Overrange
27648
.
.
614
6C00
H
.
.
266
H
20 mA
.
.
0.4442 mA
Nominal range
613
.
.
1
0
265
H
.
.
1
H
0
H
< 0.4442 mA
.
.
723.4 nA
0 mA
Wire break
1
1
The F-module signals a wire break, 7FFF
H
for S7-300/400 F-CPUs or 0 for S7-1200/1500 F-CPUs.
2
In
STEP 7 Safety
, the fail-safe value 0 is provided in place of 7FFF
H
(for overflow) in the PII for the
safety program.
