
FlexiPanels
®
Advance HMI
Page
10
of
17
© Renu Electronics Pvt. Ltd.
Communication Interfaces
This section of the manual gives detail information regarding various communication interfaces supported by
FP4 series products, including communication interfaces between FP4 and other RENU or any third-party
device, interfaces for programming and monitoring.
RS232 / RS422 / RS485 Port
FP4 products support DB9 female port for RS232 / RS422 / RS485 communication. 4.3” and 7” models
support one DB9 female port and 10.1”, 12.1” and 15” models support two DB9 female ports.
Pin number
Signal
1
TX+(RS422/RS485)
2
TXD(RS232)
3
RXD(RS232)
4
RX+(RS422/RS485)
5
GND
6
NC
7
NC
8
TX-(RS422/RS485)
9
RX-(RS422/RS485)
7” model support one terminal block port (COM 1).
Pin number
Signal
1
RX-
2
TX-
3
RX+
4
TX+
5
GND
6
RXD
7
TXD