Using Protocol Macros

Section 5-4

1:N Connections Using RS-232C Ports

Serial Communications

 

 

Board

 

 

NT-AL001-E

 

 

Signal

Pin

RS-232CPin Signal

Signal Pin

RS-422A

 

 

 

Shield

 

Shield

 

FG

 

NC

 

 

 

SD

 

SD

 

 

 

RD

 

RD

 

 

RS-232C

RTS

 

RTS

 

 

interface

CTS

 

CTS

 

 

 

5V

 

5V

 

 

 

DSR

 

DSR

 

 

 

DTR

 

DTR

 

 

 

SG

 

SG

 

 

 

 

 

(See note)

 

 

D-sub, 9-pin

 

D-sub, 9-pin

Terminal block

 

connector (male)

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

 

 

Serial Communications

 

 

Board

 

 

NT-AL001-E

 

 

 

 

RS-232C

 

 

 

Signal

Pin

Pin Signal Signal Pin

 

 

FG

 

Shield

 

 

 

 

NC

 

 

 

SD

 

SD

 

 

RS-232C

RD

 

RD

 

 

RTS

 

RTS

 

 

interface

 

 

 

CTS

 

CTS

 

 

 

 

 

 

 

5V

 

5V

 

 

 

DSR

 

DSR

 

 

 

DTR

 

DTR

 

 

 

SG

 

SG

 

 

D-sub, 9-pin

 

(See note)

 

 

connector (male)

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

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)

Signal RS-422A /485

interface

Device supporting RS-422A/485 communications (2-wire)

Signal RS-422A /485 interface

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

73

Page 84
Image 84
Omron CQM1H-SCB41 operation manual Dip Sw