
Serial
Interface
Pin
Signal
Interface
Description
1
FE
-
Functional earth
2
TxD
RS-232
Transmit data
Output
3
RxD/TxD-P
RS-485
Receive/Transmit
Positive
4
RTS
RS-232
Request to send
Output
5
SGND
Signal ground
0 V supply out
6
+5 V
-
5 V supply out
7
RxD
RS-232
Receive data
Input
8
RxD/TxD-N
RS-485
Receive/Transmit
Negative
9
CTS
RS-232
Clear to send
Input
Shield
FE
-
Functional earth
NOTICE!
Risk of corrosion!
Unused connectors and slots may corrode if XC devices are used in salt-mist
environments.
Protect unused connectors and slots with TA535 protective caps for XC devices
Chapter 1.8.4.6 “TA535 - Protective Caps for XC Devices”
.
1.1.2.2.2 Ethernet Networking Interface
This interface is the connection to the internal Ethernet communication module of the processor
modules.
Applications:
● TCP/IP for PC/Automation Builder (programming)
● UDP: communication via function blocks
● Modbus on TCP/IP, master and slave
Interface
Pin
Signal
Description
or
1
TxD+
Transmit Data +
2
TxD-
Transmit Data -
3
RxD+
Receive Data +
4
NU
Not used
5
NU
Not used
6
RxD-
Receive Data -
7
NU
Not used
8
NU
Not used
Shield
Cable shield
Functional earth
See supported protocols and used Ethernet ports for AC500 V2 prod-
See communication via Modbus for AC500 V2 products:
.
See communication via Modbus for AC500 V2 products:
.
Pin assignment
Pin assignment
Device Specifications
Terminal Bases (AC500 Standard) > TF501-CMS and TF521-CMS - Function Module Terminal Bases
2019/04/17
3ADR010121, 13, en_US
18