Siemens DTU3005-B Manual do Operador descarregar pdf (Página 68)

Appendix C: Installing the Hardware

64 Siemens Energy & Automation, Inc.

C.3 Connector Pinouts

All of the DTU3005B ports, 1 through 3, support both

RS-232 and RS-422/485 signals. Connection should be

made to one set of signals at a time. Table C.1 con-

tains the cable pinouts for the RS-422/485 connector.

Table C.2 contains the cable pinouts for the RS-232

connector.

Refer to Appendix D for cable connection diagrams for

specific PLC devices.

Table C.1 RS-422/485 Connector Pinouts

Pin Number Signal Name

16 CTS -

17 CTS +

18 RTS -

19 RTS +

21 TX -

22 RX -

23 TX +

24 RX +

Table C.2 RS-232 Connector Pinouts

Pin Number Signal Name

1 FG - Frame Ground

2 TD - Transmit Data

3 RD - Receive Data

4 RTS - Request to Send

5CTS - Clear to Send

7SG - Signal Ground

1 2 ... 63 64 65 66 67 68 69 70 71 72 73 ... 140 141

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Siemens DTU3005-B Manual do Operador Página 68