Omron NT-series Programmable Terminal V022-E3-1 - Manual (Page 64)


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Section 2-6
Wiring Method
For the connections between the PC and NT600S units, wire as shown below. The
wiring method differs depending on the cables used for connection.
 RS-422A connection
OMRON PC
While controlling machinery and
monitoring lines, controls the
NT600S units when necessary.
C200H/HG/HE can be used.
C200HX/HG/HE
RS-232C cable
(max. length: 2 m),
or directly
connected RS-422A
cable
RS-232C/RS-422A
converter unit,
type NT-AL001 RS-232C/RS-422A
converter unit,
type NT-AL001 RS-232C/RS-422A
converter unit,
type NT-AL001 RS-232C/RS-422A
converter unit,
type NT-AL001
RS-232C/RS-422A
converter unit,
type NT-AL001
RS-422A cable (*) RS-422A cable (*) RS-422A cable (*) RS-422A cable (*)
RS-232C cable
(max. length: 2 m) RS-232C cable
(max. length: 2 m) RS-232C cable
(max. length: 2 m) RS-232C cable
(max. length: 2 m)
NT600S NT600S NT600S NT600S
(*) Total cable length: 500 m
➀ ➁ ➁ ➁
[RS-232C Cable Wiring] (NT600S-ST211(B)-EV


)
2
3
4
5
6
9
Pin No. Abbrev.
SD
RD
RS
CS
+5V
SG
RS-232C
interface
Shielding
wire
PT, PC NT-AL001
RS-232C
interface
Pin No. Abbrev.
2
3
4
5
6
9
SD
RD
RS
CS
+5V
SG
: Only connected at PC
Connector
cover 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.