Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 139

Wiring
1:N Connections Using RS-232C Ports
Serial Communications
Unit or Board
RS-232C
interface
D-sub, 9-pin
connector (male)
Serial Communications
Unit or Board
RS-232C
interface
D-sub, 9-pin
connector (male)
110
NT-AL001-E
RS-232C
Pin
Signal Pin Signal
Shield
FG NC
SD SD
RD
RD
RTS RTS
CTS
CTS
5V 5V
DSR DSR
DTR
DTR
SG
SG
(See note)
D-sub, 9-pin
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-E
RS-232C
Pin
Signal Pin Signal
Shield
NC
FG
SD
SD
RD
RD
RTS
RTS
CTS
CTS
5V 5V
DSR
DSR
DTR
DTR
SG
SG
(See note)
D-sub, 9-pin
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
Note We recommend using the following NT-AL001-E Link Adapter Connecting
Cables to connect to NT-AL001-E Link Adapters.
XW2Z-070T-1: 0.7 m
XW2Z-200T-1: 2 m
RS-422A
Pin
Signal
Shield
Terminal block
Signal Pin
Terminal block
Section 3-3
Device supporting
RS-422A/485
communications
(4-wire)
Signal
RS-422A
/485
interface
Device supporting
RS-422A/485
communications
(4-wire)
Signal
RS-422A
/485
interface
Device supporting
RS-422A/485
communications
(2-wire)
RS-422A
Signal
/485
interface
Device supporting
RS-422A/485
communications
(2-wire)
Signal
RS-422A
/485
interface