Maintenance
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45
6.5 Wiring Schemes
6.5.1 Load Cell Wiring
Figure 6-8. Load Cell Wiring
EXC-
SIG+
SIG-
EXC+
SIG-
SEN+
SEN-
SIG+
EXC-
EXC+
EXC-
SIG+
SIG-
EXC+
EXC-
SIG+
SIG-
EXC+
CELL2
CELL4
CELL3
CELL1
J2
SENSE
+5V GND 01 02
SENSOR
J3
COM 1
COM 1
B[-]
A[+]
GND
RX
CT
S
TX
RS232/RS485
RS232
J4
ON
+5V
GND
J 1
CAL
RS232
COM 2
BOOT
CTS
RX
TX
. . .
. . .
Yellow =
Green = INPUT -
Brown = INPUT +
White = OUTPUT -
White = OUTPUT -
Green =
Pink = SENSE -
Black = INPUT -
Grey = SENSE +
Red = INPUT +
Connection
Cell
2
Cell
4
Cell
n
Cell 1
Cell 3
Cell 5
Location On Board
Green
Red
White
Black
EXC-
SIG+
SIG-
EXC+
SIG-
SEN+
SEN-
SIG+
EXC-
EXC+
EXC-
SIG+
SIG-
EXC+
EXC-
SIG+
SIG-
EXC+
CELL2
CELL4
CELL3
CELL1
J2
SENSE
+5V GND 01 02
SENSOR
J3
EXC-E
X
C
-
SIG+S
IG
+
SIG-S
IG
-
EXC+E
X
C
+
SIG-
SIG-
SEN+
SEN+
SEN-
SEN-
SIG+
SIG+
EXC-
EXC-
EXC+
EXC+
EXCE
XC-X
C
-
SIG+S
IG
+
SIG-S
IG
-
EXC+E
X
C
+
EXC-E
X
C
-
SIG+S
IG
+
SIG-S
IG
-
EXC+E
X
C
+
CELL2
CELL2
CELL4
CELL4
CELL3
CELL3
CELL1
CELL1
J2
J2
SE
SE
SENS
SENS
S
S
S
S
S
S
E
E
EN
E
S
SENSE
J3
J3
+
+5V GND 01 02
Load Cell Cable
Interconnection Cable
Board Connection
