Omron CQM1H-SCB41 Computer Hardware User Manual


 
5-4SectionUsing Protocol Macros
73
1:N Connections Using RS-232C Ports
Signal Pin
Serial Communications
Board
Shield
NT-AL001-E
Device supporting
RS-422A/485
communications
(4-wire)
RS-422A
/485
interface
RS-422A
Shield
DIP SW
Pin 1: ON
Pin 2: ON Terminating
resistance
Pin 3: OFF 4-wire
Pin 4: OFF
Pin 5: OFF
Pin 6: ON
Terminal block
Signal PinSignal
Pin
D-sub, 9-pin
connector (male)
(See note)
D-sub, 9-pin
connector (male)
Device supporting
RS-422A/485
communications
(4-wire)
Signal
Signal
Signal
Pin
Serial Communications
Board
RS-232C
Shield
NT-AL001-E
Device supporting
RS-422A/485
communications
(2-wire)
DIP SW
Pin 1: ON
Pin 2: ON Terminating
resistance
Pin 3: ON 2-wire
Pin 4: ON
Pin 5: OFF
Pin 6: ON
RS-232C
interface
Terminal block
SignalPin Signal Pin
D-sub, 9-pin
connector (male)
D-sub, 9-pin
connector (male)
Device supporting
RS-422A/485
communications
(2-wire)
Signal
Signal
RS-232C
RS-422A
/485
interface
RS-232C
interface
(See note)
RS-422A
/485
interface
RS-422A
/485
interface
FG
SD
RD
RTS
CTS
5V
DSR
DTR
SG
NC
SD
RD
RTS
CTS
5V
DSR
DTR
SG
FG
SD
RD
RTS
CTS
5V
DSR
DTR
SG
NC
SD
RD
RTS
CTS
5V
DSR
DTR
SG
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