gefran GFX4-IR Series Installation And Operation Manual page 28

Port2 (fieldbus): connectors S4, S5 Modbus RTU / Ethernet Modbus TCP
Figure 35 Port2: Modbus RTU / Ethernet Modbus TCP interface
Table 28
Connector S4
RJ10 4-4 pin
4
3
2
1
Cable type: flat telephone cable for pin 4-4 conductor 28AWG
Table 29
Connector S5
RJ45
8
1
Cable type: Use standard category 6 cable according to TIA/EIA-568A
28
Nr. Pin Name
1 GND1 (**)
2 Rx/Tx+
3 Rx/Tx-
4 +V (reserved)
Nr. Pin Name
1 TX+
2 TX-
3 RX+
4 n.c.
5 n.c.
6 RX-
7 n.c.
8 n.c.
Description
-
Data reception/transmission (A+)
Data reception/transmission (B-)
-
Description
Data + transmission
Data - transmission
Data + reception
Data - reception
80404L_MHW_GFX4-IR_03-2020_ENG
S5 female connector
S4 female connector
Note
(**) Connect the GND signal
between Modbus devices with a
line distance > 100 m.
Note