ADLINK ND-6067 User Manual
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Connection Between Host and ND-6520
Figure 2-2 Connection Between Host and ND-6520
RS-422 Application Wiring
Figure 2-3 RS-422 Application Wiring
Host RS-232
GND
r
TXD
p
RXD
o
ND-6520 RS-232
rGND
pTXD
oRXD
Host
Computer
DATA +
DATA -
+Vs GND
ND-6520
RS-232 to RS-485/
RS-422 converter
RS-232
TX+
TX-
RX+
RX-
RX+
RX-
TX+
TX-
RS-422 Device