FieldServer FS-8700-66 GE SNP CONNECTION DIAGRAM RS-485 to RS-232 using, MODEL485OTLED, Converter

Page 6 of 29FS-8700-66_GE-SNP Manual Page 6 of 29

FS-8917-01

From FieldServer

2	2
3	3
	4
5
7	7

J2 DB25F

21787

	RS- 232 TO RS-422/485
	OPTICALLY ISOLATED
RS-232	CONVERTER	422/485-SR
	Transmit
	Recceive

B&B electronics

MODEL485OTLED

91035

4800	9600	19.2K	38.4K	ECHO	4W/2W	4W/2W	TERM.	JP1
O
N								SD RTS
1	2	3	4	5	6	7	8
								TB1
				TDA(-)
			TDB(+)
				RDA(-)
			RDB(+)
	422/ 485 GND
				+12V				TB2
				R-232
					GND

Remote Serial

Device– 4 wire

TDA(-)

TDB (+)

RDB(+)

RDA(-)

GND

Remote Serial

Device– 2 wire

+ (B) - (A)

GND

Converter for Cable 3: From RS-232 on FieldServer to RS-485 on device.

RS-232 Device 4800 9600 19.2K 38.4K ECHO 4W/2W 4W/2W TERM. JP1

					RS-232 TO RS-422/485
					OPTICALLY ISOLATED		O
Rx	2	Rx	2		CONVERTER		N
						422/485-SR	1 2 3 4 5 6 7	8	SD RTS
				RS-232
GND	3	Tx	3				RDA(-)
Tx					Recceive				TB1
RTS	5	RTS	4				TDA(-)
					Transmit		TDB(+)

	GND 7	B&B electronics	422/485
			RDB(+)
		MODEL 485OTLED	GND
				TB2
	J2
7			+12V
			R-232
	DB25F		GND	FieldServer
	Note: Pins 4&5 and pins 6,8&20 are	91035
				R1 or R2
	bridged internally to allow for RS-232
	devices that need hardware control.			+ (B)
				- (A)
				GND

Converter for Cable 4: From RS-485 on FieldServer to RS-323 on device.

GE SNP

CONNECTION DIAGRAM

RS-485 to RS-232 using

Model4850 TLED connector.

BASE NAME:

DATE: 2/16/08

FILE NAME: FS-8700-66-1

BY: MC

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