Connecting To An Rs-232C/Rs-422 Converter Unit (1:1) - Omron NT-series Operation Manual

Connecting to an RS-232C/RS-422 Converter Unit (1:1)

By using an RS-232C/RS-422 converter unit (NT-AL001), RS-232C can be converted to RS-422A, allowing long--
distance communication of up to 500 m.
Connection Method
Wiring

Wiring of RS-232C cable
RS-232C
interface
The pin numbers are the numbers at the NT600S.
For the pin numbers at the PC, refer to the manual for the PC used.
APPENDIX F
RS-232C cable
(max. 2 m)
RS-232C/RS-422
converter unit,
type NT-AL001
PT or PC
Abbrev. Pin No.
Connector cover
SD 2
RD 3
RS 4
CS 5
+5V 6
SG 9
Shielding
wire
OMRON PC
RS-422A cable
(max. 500 m)
RS-232C cable
(max. 2 m)
NT-AL001
Pin No. Abbrev.
Connector cover
2
SD
3 RD
4 RS
5 CS
6 +5V
9
SG
Only connected at PC
Appendix F
RS-232C/RS-422
converter unit,
type NT-AL001
NT600S
RS-232C
interface