Lenze EMF2133IB - Manual (Page 27)

Installation
Electrical installation
Connection of the PROFIBUS
5
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27 EDSMF2133IB EN 5.0
5.2.3 Connection of the PROFIBUS
The PROFIBUS network is connected via the 9−pole Sub−D socket.
View Pin Designation Description
1 6
5
9
1 − −
2 − −
3 RxD/TxD−P Data cable B (receive / send data plus)
4 RTS Request To Send
(receive / send data, no differential signal)
5 M5V2 Data reference potential (ground to 5V)
6 P5V2 5 V DC / 30 mA (bus termination)
7 − −
8 RxD/TxD−N Data cable A (receive / send data minus)
9 − −