2 profibus connection, Profibus connection, Profibus connection ( 29) – Lenze E84AYCPM User Manual
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5
Installation
5.3
Activating the bus terminating resistor
29
Lenze · E84AYCPM communication module (PROFIBUS®) · Communication Manual · DMS 5.0 EN · 11/2012 · TD17
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5.3.2
PROFIBUS connection
The 9-pole Sub-D socket X201 serves to connect the communication module to the bus system.
Assignment of the 9-pin Sub-D socket X201
View
Pin
Assignment
Description
1
Not assigned
-
2
Not assigned
-
3
RxD/TxD-P
Data line B (received data/transmitted data, plus)
4
RTS
Request To Send (received data/transmitted data, no
differential signal)
5
M5V2
Data ground (ground to 5 V)
6
P5V2
5 V DC / 30 mA (bus termination)
7
Not assigned
-
8
RxD/TxD-N
Data line A (received data/transmitted data, minus)
9
Not assigned
-
1
6
5
9