Micro Technic RS485 Network Card User Manual


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Users Manual & Installation Guide
PV-
SERIES
4-P
ORT
RS232/RS422/RS485
Page 7 of 7
O
PTIONAL
C
ABLE
,
20
CM
RS/232
CONNECTOR
DSUB-9 male
rib422.dwg
5
4
3
2
1
6
7
9
8
GND
Rx+
Rx-
Tx+
Tx-
Not used
Leoco 2540S 10
10-way ribbon cable
RS/422
CONNECTOR
RS/485
CONNECTOR
Coding-key in this
position
Pin 1.
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