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3 SPECIFICATION
3.3.1 Voltage output characteristic
(V)
10
5
0
-5
-10
0
Fig. 3.1 Voltage output characteristic graph
3 - 5
An example of voltage output characteristic graph when the offset and gain settings
are changed is shown in Fig. 3.1.
1)
3)
2)
4)
2000
Digital input value
[Example]
On the characteristic graphs 1) to 4), the analog output voltage will be as follows when
the digital input value is set to 500 and 2000:
No.
Digital input value
500
1)
2000
500
2)
2000
500
3)
2000
500
4)
2000
The I/O conversion characteristic when the off set
value and gain value are set, as shown in the
table below, is shown in the figure at left.
1)
2)
3)
4000
4)
Analog output value
1.25 V
5 V
0.625 V
2.5 V
1.5 V
3 V
-7.5 V
0 V
MELSEC-A
Offset value
Gain value
0 V
10 V
0 V
5 V
1 V
5 V
-10 V
10 V
3 - 5
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