Xinje TP Series - Page 10

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2. Communication interface of PLC
The PLC communication port of TP series has below function:
 Connect and communication with industrial control equipments: PLC, inverter,
meter etc.
The pins definition of PLC communication port:
Pin
Definition
Description
1
TD+
RS422 send “+”
2
RXD
RS232 receive
3
TXD
RS232 send
4
A
RS485 “+”
5
GND
Signal ground
6
TD-
RS422 send “—”
7
B
RS485 “—”
8
RDD-
RS422 receive “—”
9
RDD+
RS422 receive “+”
(1) Communicate with PLC
TP series HMI can communicate with most of popular PLCs
Please select correct PLC port device and communication parameters:
Data transfer
TP Series
PLC com port
SIEMENS PLC
Panasonic PLC
Other PLCs