Moxa Technologies Industio CI-134 Series Industrial Serial Board RS-422 User Manual
Connection Cable and Cable Wiring
Industio CI-134 Series User’s Manual
5-5
DB-37 Connector Pin Outs
The following lists pin assignment of the
Industio CI-134 Series DB37 connector on
the bracket.
For RS-422 Mode
Pin no.
Signal
Pin no.
Signal
1
20
CTS2-(A)
2
TxD2-(A)
21
RxD2-(A)
3
GND/VEE2
22
RTS2-(A)
4
CTS2+(B)
23
RTS2+(B)
5
TxD2+(B)
24
RxD2+(B)
6
CTS3-(A)
25
TxD3-(A)
7
RxD3-(A)
26
GND/VEE3
8
RTS3-(A)
27
CTS3+(B)
9
RTS3+(B)
28
TxD3+(B)
10
RxD3+(B)
29
CTS1-(A)
11
TxD1-(A)
30
RxD1-(A)
12
GND/VEE1
31
RTS1-(A)
13
CTS1+(B)
32
RTS1+(B)
14
TxD1+(B)
33
RxD1+(B)
15
CTS0-(A)
34
TxD0-(A)
16
RxD0-(A)
35
GND/VEE0
17
RTS0-(A)
36
CTS0+(B)
18
RTS0+(B)
37
TxD0+(B)
19
RxD0+(B)
Note: Make shield grounded to connector.
For RS-485 Mode
Pin no.
Signal
Pin no.
Signal
2
Data2-(A)
25
Data3-(A)
3
GND/VEE2
26
GND/VEE3
5
Data2+(B)
28
Data3+(B)
11
Data1-(A)
34
Data0-(A)
12
GND/VEE1
35
GND/VEE0
14
Data1+(B)
37
Data0+(B)
Note: Make shield grounded to connector.