gefran GFX4-IR Series Installation And Operation Manual page 25

Port2 (fieldbus): connectors S4, S5 MODBUS RTU/Profibus DP
Figure 32 Port2: Fieldbus Modbus RTU/Profibus DP interface
Table 22
Connector S4
RJ10 4-4 pin
4
3
2
1
Cable type: flat telephone cable for fin 4-4 conductor 28AWG
Table 23
Connector S5
D-SUB 9 pins male
1 2 3 4 5
6 7 8 9
Cable type: Shielded 1 pair 22AWG conforming to PROFIBUS.
80404L_MHW_GFX4-IR_03-2020_ENG
Nr. Pin Name
1 GND1 (**)
2 Rx/Tx+
3 Rx/Tx-
4 +V (reserved)
Nr. Pin Name
1 SHIELD
2 M24V
3 RxD/TxD-P
4 n.c.
5 DGND
6 VP
7 P24V
8 RxD/TxD-N
9 n.c.
Description
-
Data reception/transmission (A+)
Data reception/transmission (B-)
-
Description
EMC protection
Output voltage - 24V
Data reception/transmission
n.c.
Data Ground
Positive power supply +5V
Output voltage +24V
Data reception/transmission
n.c.
S5 female connector
S4 female connector
Yellow Led
Red Led
Green Led
Note
(**) Connect the GND signal
among Modbus devices with a line
distance > 100 m.
Note
Connect the terminal resistances
as shown in the figure.
VP (6)
390
Data line
RxD/TxD-P (3)
220
Data line
RxD/TxD-N (8)
390
DGND (5)
25