KEYENCE DL-PD1 - Manual (Page 21)

2-7 - PROFIBUS DP Compatible Network Unit DL-PD1 User's Manual (GT2) -
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Wiring
This section describes wiring for the DL-PD1.
Also refer to the Recommendation for Cabling and Assembly published by PROFIBUS
International.
Point
Turn off the power before wiring.
Connecting the PROFIBUS
Use the following procedure to connect the DL-PD1 to the PROFIBUS.
 Usable cable
Use the shielded twisted pair cable, which is compliant with the PROFIBUS
specifications.
 Wiring the PROFIBUS Connector
For the PROFIBUS connector of the DL-PD1, the D-sub 9 pin connector (socket) is
used. Pin arrangement of the connector is as below.
Pin number Signal name Description
1 - -
2 - -
3 RxD/TxD-P Data line B
4 RTS Request to send
5 M5V2 Data reference potential (Station)
6 P5V2 Power supply: Plus (Station)
7 - -
8 RxD/TxD-N Data line A
9 - -
5
1
2
3
4
9
8
7
6