Rockwell-automation 25-COMM-P PowerFlex PROFIBUS DPV1 Adapter Manual de usuario descargar pdf (Pagina 19)

Rockwell Automation Publication 520COM-UM004A-EN-E - November 2013 19

Installing the Adapter Chapter 2

PROFIBUS Connector

4. Connect the PROFIBUS cable to the adapter and secure it with the two

screws on the connector.

Network Wiring Diagram

5. Ground the shield to reduce electrostatic pickup. However, shielding is

only effective when the shield is properly connected to ground. See the

PROFIBUS Installation Guideline for instructions to correctly ground the

shield.

IMPORTANT

PROFIBUS communication may not operate correctly if the cable shield

does not make full contact with the connector housing.

Terminal Signal Function

Housing Shield Bus cable shield (outer screen that surrounds A and B conductors)

1 Not connected –

2 Not connected –

3 B-LINE Positive RxD/TxD according to RS485 specification

4 RTS Request to send

5 GND BUS Network Zero Volt Reference (isolated from drive side)

6 +5V BUS +5V output to network (isolated from drive side)

7 Not connected –

8 A-LINE Negative RxD/TxD according to RS485 specification

9 Not connected –

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Rockwell-automation 25-COMM-P PowerFlex PROFIBUS DPV1 Adapter Manual de usuario Pagina 19