FieldServer FS-8700-66 - Manual (Page 5)

FS-8700-66 GE-SNP Driver Manual Page 5 of 28
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web: www.fieldserver.com
Tel: (408) 262 2299 Fax: (408) 262 2269 Toll Free: (888) 509 1970 email: [email protected]
BASE NAME:
FILE NAME:
GE SNP
CONNECTION DIAGRAM
RS-485 to RS-232 using
Model4850 TLED connector.
FS-8700-66-1
DATE: 2/16/08
BY: MC
RS-232 TO RS-422/485
OPTICALLY ISOLATED
CONVERTER
Recceive
Transmit
R
S
-2
3
2
S
R
-4
2
2
/4
8
5
MODEL 485OTLED
electronics B & B
TDA(-)
TDB(+)
RDA(-)
RDB(+)
422/485
GND
S
D
R
T
S
+12V
R-232
GND
O
N
1 2 3 4 5 6 7 8
4
8
0
0
9
6
0
0
1
9
.2
K
3
8
.4
K
E
C
H
O
4
W
/2
W
4
W
/2
W
T
E
R
M
.
J
P
1
TB1
TB2
R1 or R2
+ (B)
- (A)
GND
FieldServer
2
3
4
7
DB25F
91035
7
Rx
Tx
RTS
GND
Note: Pins 4&5 and pins 6,8&20 are
bridged internally to allow for RS-232
devices that need hardware control.
RS-232 Device
2
3
5
J2
Rx
Tx
RTS
GND
RS- 232 TO RS- 422/ 485
OPTICALLY ISOLATED
CONVERTER
Recceive
Transmit
R
S
-2
3
2
S
R
-4
2
2
/4
8
5
MODEL 485 OTLED
electronics B & B
TDA(-)
TDB(+)
RDA(-)
RDB(+)
422/ 485 GND
S
D
R
T
S
+12V
R- 232
GND
O
N
1 2 3 4 5 6 7 8
4
8
0
0
9
6
0
0
1
9
.2
K
3
8
.4
K
E
C
H
O
4
W
/2
W
4
W
/2
W
T
E
R
M
.
J
P
1
TB1
TB2
+ (B)
- (A)
GND
Remote Serial
Device – 2 wire
2
3
4
7
DB25F
91035
TDA(-)
TDB (+)
RDB(+)
RDA(-)
GND
Remote Serial
Device – 4 wire
F
S
-8
9
1
7
-0
1
2
3
5
7
21787
J2
From FieldServer
Converter for Cable 3: From RS-232 on FieldServer to RS-485 on device.
Converter for Cable 4: From RS-485 on FieldServer to RS-323 on device.