2 communication connection, Communication connection, Electrical installation – Lenze EPM−T9XX Modular system User Manual
Page 167: Profibus−dp communication connection
PROFIBUS−DP
Communication connection
Electrical installation
7.5
7.5.2
L
7.5−3
EDSPM−TXXX−9.0−11/2009
7.5.2
Communication connection
View
Pin
Assignment
Explanation
1
2
3
4
5
6
7
8
9
1
Not assigned
−
2
Not assigned
−
3
RxD/TxD−P
Data line B (received / transmitted data plus)
4
RTS
Request To Send (received / transmitted data, no differential
signal)
5
M5V2
Data ground (ground at 5 V)
6
P5V2
DC 5 V / 30 mA (bus termination)
7
Not assigned
−
8
RxD/TxD−N
Data line A (received / transmitted data minus)
EPM−T223
9
Not assigned
−
Assignment of Sub−D socket
7
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