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FlatClient ECO and FlatClient PRO, FlatClient RCK and FlatClient STS – User Guide Rev. 1.99
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8.4.7.
COM2 RS-232/422/485 (via internal cable connection to CN16, Option)
Table 43: Pinout RS-232/422/485 Connector
Pin
RS-232
RS-422
Half Duplex
RS-485
Full Dup-
lex RS-485
1
DCD
Tx-
DATA-
Tx-
2
RxD
Tx+
DATA+
Tx-
3
TxD
Rx+
-
Rx+
4
DTR
Rx-
-
Rx-
5
GND
GND
GND
GND
6
DSR
-
-
-
7
RTS
-
-
-
8
CTS
-
-
-
9
RI
-
-
-