FAD-40 Technical Manual, Rev.2.1.0; February 2022
Page 42 of 55
8.2. Electrical Connections
Ethernet and RS-232C connections are shown in figure 9.2 to 9.4.
Ethernet Connector (RJ45)
Pin
Signal
DIR
Description
1
TX+
Out
Differential Ethernet transmit data +
2
TX
−
Out
Differential Ethernet transmit data
−
3
RX+
In
Differential Ethernet receive data +
6
RX
−
In
Differential Ethernet receive data
−
4
Not used
Terminated
5
Not used
Terminated
7
Not used
Terminated
8
Not used
Terminated
Shield
Chassis ground
The HUB connection cabling will be a direct connection as shown below:
Figure 9.2
– HUB connection
The PC connection cabling will be done via cross cable as shown below:
Figure 9.3
– Direct PC connection with cross cable
FAD-40EN interface connections are shown below:
Figure 9.4
– FAD-40EN interface connections
RS-232C Serial Interface
Use
Setup via xFace
Baud rate
9600 bps
Length and parity
8 bit, no parity
Start / Stop bits
1 start bit and 1stop bit
Ethernet Interface
Use
Ethernet interface with PC or PLC
Data format
Modbus TCP/IP
Ethernet
The Ethernet interface operates at 10Mbit, half duplex
WARNING:
Connect the shield to the reference ground or shield pin of the power connector.
WARNING:
Disconnect xFace PC software for Ethernet interfacing.
