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Delta DOP Series HMI Connection Manual|DOP-A/AE/AS Series
1-58 Revision January, 2008, Doc. Name: 2007PDD23000007
RS-232
DOP
9 pin D-SUB male (RS-232)
Controller 9 pin D-SUB male
(RS-232 for LG K120S/200S)
Controller 9 pin D-SUB male
(RS-232 for LG K120S/200S)
RXD (2)
(3) TXD
TXD (3)
GND (5)
(2) RXD
(5) GND
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NOTE
1) If connecting to Pin 4 (RXD), Pin 7 (TXD) and Pin5 (SG), it indicates that CNet protocol is used (Please
refer to the section “LG Master-K CNET
”. 120S/200S protocol and CNet protocol cannot be used
simultaneously. The users only can select either 120S/200S protocol or CNet protocol.
Pin1