beautypg.com

Rockwell Automation 1794-L34 FlexLogix Controller System User Manual User Manual

Page 16

background image

Publication 1794-UM001G-EN-P - January 2007

16 Directly Connect to the Controller via the Serial Port

One possible isolator is the 1761-NET-AIC interface converter.

2. Select the appropriate cable.

port 1: DB-9 RS-232, DTE

baud rate selector switch

port 2: mini-DIN 8 RS-232

dc power source selector switch

terminals for external 24V dc power supply

If you are using an isolator:

Use this cable:

yes

The 1761-CBL-AP00 cable (right-angle bend connector to controller) or the 1761-CBL-PM02 cable
(straight connector to the controller) attaches the controller to port 2 on the 1761-NET-AIC isolator.
The 8-pin mini-DIN connector is not commercially available, so you cannot make this cable.

DB-9 right-angle or
straight cable end

8-pin, mini-DIN
cable end

Pin:

DB-9 end:

Mini-DIN end:

1

DCD

DCD

2

RxD

RxD

3

TxD

TxD

4

DTR

DTR

5

ground

ground

6

DSR

DSR

7

RTS

RTS

8

CTS

CTS

9

na

na

1 2

3

4

5

6 7 8

6

7

8

9

1

2

3

4

5