Omron NT-series Programmable Terminal V022-E3-1 - Manual (Page 291)


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