Omron NT31 Operation Manuals page 104

Connecting to the RS-232C Port at the Host
1
13
[Serial port A]
6
1
RS-232C
interface
9
5
[Serial port B]
14
25
* In case 0V is set for those unit which has CTS setting selector, it is not necessary
to shorten between RS and CS.
NT31/NT31C
Pin
Abbreviation Shielding wire
number
Connector
FG
hood
–
1
SD
2
RD
3
RS
4
CS
5
+5V
6
–
7
–
8
SG
9
(9-pin type)
NT31/NT31C
Shielding wire
FG
–
1
SD 2
RD
3
RS
4
CS
5
–
6
SG
7
–
8
TRM
9
10
RDB (+)
SDB (+) 11
– 12
–
13
–
14
SDA (–)
15
RDA (–)
16
–
– –
23
RSB (+)
24
RSA (–)
–
25
(25-pin type)
PC (Host link unit)
Pin
Abbreviation
number
1 FG
SD
2
RD
3
RS-232C
4 RS interface
5 CS
*
+5V
6
7
DSR
ER
8
SG
9
(9-pin type)
PC (Host link unit)
Abbreviation
FG
1 –
2
SD
RD
3
4 RS
5 CS
*
–
6
7
–
–
8
SG
9
(9-pin type)
Section 4-1
6
1
9
5
6
1
9
5
93