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Port2 (fieldbus): Connectors S4, S5 MODBUS RTU/Profibus DP
Connector S4
RJ10 4-4 pin
Nr. Pin
Name
Description
Note
4
3
2
1
1
GND1 (**)
(**) Connect the GND signal
between Modbus devices with a
line distance > 100 m.
2
Rx/Tx+
Data reception/transmission (A+)
3
Rx/Tx-
Data reception/transmission (B-)
4
+V (reserved)
Cable type: flat telephone cable for pin 4-4 conductor 28 AWG
Connector S5
D-SUB 9 Pins Male
Nr. Pin
Name
Description
Note
1
SHIELD
EMC Protection
Connect the terminal resistances
as shown in the figure.
2
M24V
Output voltage - 24V
3
RxD/TxD-P
Data reception/transmission
4
n.c.
n.c.
5
DGND
Data Ground
6
VP
Positive power 5V
7
P24V
Output v24V
8
RxD/TxD-N
Data reception/transmission
9
n.c.
n.c.
Cable type: flat telephone cable for pin 4-4 conductor 28 AWG
Содержание CFW
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