Connect Tech JB0 Manual do Utilizador descarregar pdf (Página 34)

Titan/cPCI User’s Manual, Connect Tech Inc.

30 Revision 1.01

Figure 9 depicts

a 2 wire cabling scheme between a port on the Titan/cPCI adapter to a port on

the RS-422/485 peripheral.

Figure 10: RS-422/485 wiring diagram (2 wire)

RTS +

RTS -

CTS +

CTS -

TxD +

TxD -

RxD +

RxD -

RxD +

TxD +

RxD -

TxD -

RTS -

CTS -

RTS +

CTS +

Titan/cPCI adapter

RS-485 peripheral

Technical Tip

The RS-422/485 electrical interface consists of a differential signaling

scheme. You should always connect the signals with twisted

pairs.

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Connect Tech JB0 Manual do Utilizador Página 34