Digital Inputs
PLC300 | 11
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3.3 ANALOG INPUT
The analog input AI1 is differential, 12 bits, and can read signals from a voltage or
current source.
By means of the equipment setup, you can choose among the modes: voltage 0 to
10 V, current 0 to 20 mA or current 4 to 20 mA.
Below, a simple example of connection.
0 to 10 V
0 to 20 mA,
or
4 to 20 mA,
XC1
DI
1
1
7
4
10
2
8
5
11
12
13
14
3
9
6
DI
9
DI
5
DI
3
COM
1
COM
2
AI1
(+)
AI1
(-)
DI
7
DI
2
DI
10
DI
6
DI
4
DI
8
Figure 3.3:
Example of connection of the analog input (XC1)
