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2.4 I/O Port Interfaces
The pins of I/O interface are physically connected to the 6-pin terminal block panel socket
located on the left panel. The pinout of one binary input and one binary output is shown in
Figure
15
and described in Table 6.
Pin
Signal mark
3
IN(+)
4
IN(-)
5
OUT(+)
6
OUT(-)
The I/O user interface is designed for binary input processing and binary output control.
For detailed electrical parameters see Chapter 4.6. The functional scheme of connection for
the binary input and binary output is in Figure 16.
Figure 16: Functional Scheme of the Binary Interface
Figure 15: I/O Connector Pinout
Description
The binary input (positive pole)
The binary input (negative pole)
The binary output (positive pole)
The binary output (negative pole)
Table 6: I/O Ports Pinout
17
ICR-2531
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