Omron NT-series Programmable Terminal V022-E3-1 - Manual (Page 67)


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Section 2-6
NT-AL001 Converter Unit DIP Switch Settings
The DIP switch settings to be made at an NT-AL001 used in the wiring depend on
whether it is connected part way along the RS-422A/485 cable or is at the end of
the RS-422A/485 cable.

RS-422A connection, RS-232C at the PC side
C200HX/HG/HE
RS-232C cable
(max. 2 m)
RS-232C/RS-422A
converter unit,
type NT-AL001
(Termination)
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
(*) Total cable length: 500 m
RS-422A cable (*)
RS-232C cable
(max. 2 m) RS-232C cable
(max. 2 m) RS-232C cable
(max. 2 m)
RS-422A cable (*)
NT600S NT600S NT600S
(Termination)

RS-485 connection, RS-232C at the PC side
C200HX/HG/HE
RS-232C cable
(max. 2 m)
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
(*) Total cable length: 500m
RS-485 cable (*)
RS-232C cable
(max. 2 m) RS-232C cable
(max. 2 m) RS-232C cable
(max. 2 m)
RS-485 cable (*)
NT600S NT600S NT600S
(Termination)
(Termination)