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Analog Value Processing
Table 7-6
Analog Input Modules 464–8MC11, –8MD11 (Bipolar Fixed–Point Number)
Units
Measured Value in mV
in V
> 4095
20.000
4095
19.995
2049
10.0048
2048
10.000
1024
5.000
1
0.0048
0
0.0
–1
–0.0048
–1024
– 5.000
–10.0
–2048
–10.000
–20.0
–2049
–10.0048
–20.0098
–4095
–19.995
– 39.9902
<–4095
–20.000
–40.0
464–8MC11
(4
464–8MD11
(4
Table 7-7
Analog Input Module 464–8ME11, 4 4 to 20 mA (Absolute Value)
Units
Measured Value in mA
> 4095
> 32.769
4095
31.992
2561
20.008
2560
20.0
2048
16.0
512
4.0
511
3.992
384
3.0
0
0.0
–1
–0.008
< –4095
<–32.769
7-18
High Byte
in mA
40.0
0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 1
39.9902
0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0
20.0098
0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0
20.0
0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0
10.0
0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0
0.0098
0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
0.0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
–0.0098
1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0
1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0
1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
10 V)
20 mA)
High Byte
0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 1
0
1
1
1
1
1
0
1
0
1
0
0
0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0
0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0
0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
Low Byte
Low Byte
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
Range
Overflow
Overrange
Nominal Range
Overrange
Overflow
Range
Overflow
Overrange
Nominal Range
Transducer
T
d
Failure?
Failure?
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