6
Wiring the device modules
Communication modules
PROFIBUS
Fig.6-4
Connections
Pos.
Description
X200
External supply of the communication module
Design: Plug connector with screw connection, 2-pole
X201
Connection for PROFIBUS
Design: Sub-D socket, 9-pole
X200
+
-
SSP94KP200
View
1
6
2
7
3
8
4
9
5
74
E94AYCPM communication module (PROFIBUS)
Labelling
Description
24 V external supply via a safely separated power supply unit (SELV/PELV)
+
24 V DC
20.4 - 0 % ... 28.8 V + 0 %, max. 200 mA
-
GND
Reference potential
Pin
Designation
1
free
2
free
3
RxD/TxD-P
4
RTS
5
M5V2
6
P5V2
7
free
8
RxD/TxD-N
9
free
Explanation
-
-
Data line B (received data / transmitted data plus)
Request To Send (received data / transmitted data, no differential
signal)
Data reference potential (earth to 5V)
5 V DC / 30 mA (bus termination)
-
Data line A (received data / transmitted data minus)
-
E894YCPM001A
EDK94SH104 DE/EN/FR/ES/IT 4.1