Data Connect DSP19.2 Manual do Utilizador descarregar pdf (Página 20)

Installation

20 User’s Manual - DSP19.2 Fast Poll Modem

Table 2-4. Transmission Line Connector Pin Assignments

This Pin Number… Corresponds to This Signal…

1 Rx

2 Rx

3 Tx (Tx/Rx)

4 Tx (Tx/Rx)

5 Earth Ground (optional)

NOTE:

When 2-wire half duplex is used, the TX pair must be used for both transmit

and receive.

Figure 2-6. DSP19.2 Modem Transmission Line Interface

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