Pull-high, pull-low, and terminator for rs-485 – Weidmuller IE-CS(T)-2TX Series - Industrial Ethernet Serial/Ethernet Converter User Manual
Page 6

Pinouts of the Terminal Block (RS-422 / RS-485)
PIN
RS-485
RS-422/ RS-485
2-wire
4-wire
1 ---
TxD+(B)
2 ---
TxD-(A)
3
1 2 3 4 5
Da
B)
ta+(
RxD+(B)
4 Data-(A)
RxD-(A)
5 GND
GND
emale DB9 to Male DB9
emale DB9 to Male DB25
. Pull-high, Pull-low, and Terminator for RS-485
DIP
witches to adjust each serial port’s pull-high, pull-low, and terminator.
F
NPort IA
9 pins
9 pins
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RS-232
Device
DCD
TxD
RxD
DSR
GND
DTR
CTS
RTS
Cable Wiring
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Female DB9
Male DB9
Male DB9
Female DB9
SE-
Converter
F
7
emove the Serial/Ethernet Converter’s top cover and you will find
R
s
NPort IA
s
25 pins
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RS-232
Device
DCD
TxD
RxD
DSR
GND
DTR
CTS
RTS
Cable Wiring
1
2
3
4
5
6
7
8
8
3
2
20
7
6
4
5
Male DB25 Female DB25
Female DB9
Male DB9
9 pin
SE-
Converter
- 6 -