Emerson QuickPanel+ IC755CxS06RDx - Serial Port COM2 Details

Quick Panel Operator User Manual Section 5
GFK-2847AA Jan 2023
Mounting and Installation 73
Serial Port COM2 Details
Interface: RS-232C/485 (default is RS-485 Half-duplex)
Pin #
Signal Name
Pin-Out
RS–
232C
RS-485
(Full-
duplex
3
)
RS-485
(Half-
duplex)
Figure 76: Serial Port COM2 Pin-Out IC755CxSxxCDx
1
TXD
TXD
+
DATA
+4
2
RXD
TXD-
DATA-
4
3
RTS
RXD
+
DATA
+4
4
CTS
RXD-
DATA-
4
5
SGND
SG
SG
DIP Switch Settings COM2 for RS-232C
DIPSW
Bit
ON/OFF
DIPSW
Bit
ON/OFF
SW2
1
OFF
SW4
1
OFF
2
OFF
2
OFF
3
OFF
3
OFF
4
OFF
4
OFF
5
ON
5
OFF
6
ON
6
OFF
7
OFF
7
OFF
8
ON
8
OFF
SW3
1
ON
SW5
1
ON
2
OFF
2
ON
3
OFF
3
ON
4
OFF
4
ON
3
Full-duplex RS–485 is backwards compatible with RS–422 mode.
4
Pins 1-3 and 2-4 are connected internally in half-duplex mode