Page 5 of 29FS-8700-66_GE-SNP Manual

Page 5 of 29

3.Hardware Connections

The FieldServer is connected to the GE PLC in one of two ways.

Almost every GE PLC has a RS-232 and RS-485 port. Possible cable configurations are illustrated below.

A converter is required to connect between RS-232 and RS-485. An example of connection configurations for the Model480TLED connector is depicted overleaf. Any equivalent connector can be used.

RS-485 port

 

 

Cable 1

 

 

 

RS-485 port

 

 

 

 

 

 

 

 

15 pin female

 

 

 

 

 

 

 

 

 

 

FieldServer

 

 

 

 

 

 

 

GE-PLC

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

a

 

 

 

 

 

 

 

 

 

bl

 

 

 

 

 

 

 

 

 

e

 

 

 

 

 

 

 

3

 

4

 

 

 

 

 

 

 

le

 

 

 

 

 

 

 

 

b

 

 

 

 

 

 

 

 

a

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

RS-232 port

 

 

 

 

 

 

 

RS-232 port

 

 

 

Cable 2

 

 

 

RJ11

 

 

 

 

 

 

 

 

Cable 1

 

 

 

 

 

 

 

Pin 1 at bottom

 

 

 

 

 

 

 

 

 

 

FieldServer

GE

 

 

 

 

 

 

 

Tx +

10 +

Tx

 

 

 

 

 

 

-

11 -

 

 

 

 

 

 

 

Rx +

12 +

Rx

 

 

 

 

 

 

-

13 -

 

 

 

 

 

 

 

Gnd

7

 

Gnd

 

 

 

 

 

 

Cable 2

 

 

 

 

 

 

 

 

 

FieldServer

GE

 

 

 

 

 

GE SNP

 

Tx

5

Rx

 

 

 

 

 

Rx

2

Tx

 

 

 

CONNECTION DIAGRAM

Gnd

3

 

 

 

 

 

Gnd

 

 

 

 

 

 

-

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*

1

CTS

 

 

 

 

 

 

 

6

RTS

 

 

 

 

 

 

 

 

 

 

 

 

BASE NAME:

DATE: 2/2/04

 

 

 

 

 

 

FILE NAME:

BY:

MF

FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA

Web:www.fieldServer.com

Tel: (408) 262-2299 Fax: (408) 262-2296

Toll_Free: 888-509-1970

email: support@fieldServer.com

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FieldServer instruction manual Hardware Connections, 5 of 29FS-8700-66GE-SNP Manual