Omron CJ1W-SCU32 Operation Manual page 124

3 Installation and Wiring
1:N Connections Using RS-232C Ports
Serial Communications
Unit
Signal Pin
FG
SD
RD
RS
RS-232C
interface
CS
5V
DR
ER
SG
D-sub, 9-pin
connector (male)
Serial Communications
Unit
Signal Pin
FG
SD
RD
RS-232C
RS
interface
CS
5V
DR
ER
SG
D-sub, 9-pin
connector (male)
* We recommend you use the following NT-AL001 Link Adapter Connecting Cables to connect to NT-AL001 Link
Adapters.
XW2Z-070T-1: 0.7 m
XW2Z-200T-1: 2 m
3-14
NT-AL001
RS-232C
Shield Pin Signal Signal Pin
(*)
NC
SD
RD
RS
CS
5V
DR
ER
SG
D-sub, 9-pin Terminal block
connector (male)
DIP SW
Pin 1: ON
Pin 2: ON Terminating
resistance
Pin 3: OFF 4-wire
Pin 4: OFF
Pin 5: OFF
Pin 6: ON
NT-AL001
RS-232C
Pin Signal Signal Pin
Shield (*)
NC
SD
RD
RS
CS
5V
DR
ER
SG
D-sub, 9-pin Terminal block
connector (male)
DIP SW
Pin 1: ON
Pin 2: ON (terminating resistance)
Pin 3: ON (2-wire)
Pin 4: ON
Pin 5: OFF
Pin 6: ON
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Device that supports
RS-422A/485
communications
(4-wire)
Signal
RS-422A
RS-422A
Shield
/485
interface
Device that supports
RS-422A/485
communications
(4-wire)
Signal
RS-422A
/485
interface
Device that supports
RS-422A/485
communications
(2-wire)
RS-422A
Signal
/485
interface
Device that supports
RS-422A/485
communications
(2-wire)
Signal
RS-422A
/485
interface