Connect-tech JB2 Instrukcja Użytkownika Pobierz pdf (Strona 34)

4-14 Chapter 4: Appendices – RS-485/422 Interface

Titan/cPCI User’s Manual, ver. 0.00

Figure 6 describes a 2 wire cabling scheme between a port on the

Titan/cPCI adapter to a port on the RS-485/422 peripheral.

Figure 6: RS-485/422 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-485/422 electrical interface consists of a differential

signaling scheme. You should always connect the signals

with twisted pairs

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