Using Protocol Macros

Section 5-4

Connecting a Host Computer with NT-AL001-E Converting Link Adapters

Serial Communications

 

 

 

Board

 

RS-232CNT-AL001-E Link Adapter

NT-AL001-E Link Adapter

Computer

 

Signal

Pin Shield Pin Signal

Signal Pin

Pin Signal Signal Pin

RS-232C Signal

 

FG

NC

RS-422A

 

 

 

NC

FG

 

SD

SD

 

SD

SD

RS-232C

RD

RD

 

RD

RD RS-232C

RTS

RTS

 

RTS

RTS Interface

Interface

 

CTS

CTS

 

CTS

CTS

 

 

 

5V

5V

 

5V

 

 

DSR

DSR

 

DSR

DSR

 

DTR

DTR

 

DTR

DTR

 

SG

SG

 

SG

SG

D-sub, 9-pin

(See note)

Terminal block

 

D-sub, 9-pin

connector (male)

D-sub, 9-pin

Terminal block D-sub, 9-pin

connector (female)

 

 

connector (male)

connector (male)

5-V (+)

 

 

 

 

 

 

 

DIP Switch Settings

DIP Switch Settings

power (–)

 

 

 

 

 

Pin 1: ON

 

Pin 1: ON

 

 

 

Pin 2: ON

 

Pin 2: ON

 

 

 

(terminating resistance)

(terminating resistance)

 

 

 

Pin 3: OFF (4-wire)

Pin 3: OFF (4-wire)

 

 

 

Pin 4: OFF

 

Pin 4: OFF

 

 

 

Pin 5: OFF

 

Pin 5: OFF

 

 

 

Pin 6: ON

 

Pin 6: OFF

 

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

Connections to a Modem

 

Serial Communica-

 

tions Board

Modem

RS-232C port

FG

FG

SD

SD

RD

RD

RTS

RTS

CTS

CTS

DSR

5V

SG

DSR

CD

DTR

 

SG

 

D-sub, 9-pin

 

connector (male)

ST2

 

RT

 

DTR

 

CI

 

ST1

 

D-sub, 25-pin

 

connector

 

72

Page 83
Image 83
Omron CQM1H-SCB41 operation manual Connections to a Modem