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Function
Connection [X4]
1)
1) The connections X4.0... X4.3 are interconnected in the terminal strip.
Tab. 6 Connection [X4]
2.2
Analogue Value Display
The analogue value is always shown with 15 bit plus sign (VZ).
Separate resolutions arise depending on the signal range.
The table below shows how the analogue values are stored in the input word.
Bit
15
14
13
12
14
13
VZ
2
2
2
1)
MSB
2)
1) VZ = sign (0 = positive value, 1 = negative value)
2) MSB = most significant bit
3) LSB = least significant bit
Tab. 7 Analogue Value Display
Information for representation with linear scaling è 2.2.4 Example Data Format "Linear Scaled".
The tables below show the allocation between the analogue input signals and the digital values for
the various signal ranges è 2.2.1 Bipolar Signal Ranges, è 2.2.2 Unipolar Signal Ranges.
8
Signal
0
Functional earth FE
1
2
3
11
10
9
12
11
10
9
2
2
2
8
7
6
5
8
7
6
5
2
2
2
2
4
3
2
1
4
3
2
1
2
2
2
2
Festo — CPX-E-...AI-U-I — 2020-01a
0
0
2
LSB
3)
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