Delta Electronics DOP-A/AE/AS RXD+ (2) SD, A, RXD- (1) TXD- (4), SDB RDB TXD+ (3) RDA GND (5) SG

Delta DOP Series HMI Connection Manual|DOP-A/AE/AS Series
1-62 Revision January, 2008, Doc. Name: 2007PDD23000007
C. Connections (Connector Pinouts)
RS-422
via G6L-CUEC CNET communication module
DOP
9 pin D-SUB male (RS-422)
Controller
Cable Connector (RS-422)
RXD+ (2) SD
A
RXD- (1)
TXD- (4)
SDB
RDB
TXD+ (3) RDA
GND (5) SG
RS-232
via LG-120S PLC (Master K)
DOP
9 pin D-SUB male (RS-232)
Controller
9 pin D-SUB male (RS-232)
Controller
9 pin D-SUB male (RS-232)
RXD (2) (7) TXD
TXD (3)
GND (5)
(4) RXD
(5) GND
Top View
Pin1