2
LO
AD CELL 1
IN 2
IN 1
CO
M
CO
M
RL2
RL1
13 14 15
6
7
8
3
4
5
33 32
35 34
29 28
31 30
25 24
27 26
21 20
23 22
19 18
E +
E -
+
+
-
-
S+
S-
SIG +
SIG -
REF +
REF -
EX
C +
EX
C -
LO
AD CELL 2, 3, 4
LOAD CELL 4
LOAD CELL 3
LOAD CELL 2
LOAD CELL 1
E +
E -
+
+
-
-
S+
S-
SIG +
SIG -
EX
C +
EX
C -
GND
RX
TX
RS232
16 17
RS485
B(-)
A(+)
11 12
9 10
ANALOG
V-
V+
I-
I+
+
-
12 / 24
Vdc
1
2
J1
REF -
REF +
JUMPER J1
QSG_ENG_DGT4XAN
INPUT:
12÷48 Vdc,
OUTPUT:
48Vac or 60Vdc,
0,5 A max
Max resistance on
current analog
output: 300 Ω
Min resistance on
voltage analog
output: 1 kΩ
CONSUMPTION:
4,5 W max.
For UL approved
models: equipment
to be powered by
12-24 Vdc LPS
or Class 2 power
source.
Load cells exitation: 5 V.
Load cells output: 6 mV/V max.
There’s a single SENSE circuit that
compensate all 4 load cells.
In LOAD CELL 2, 3, 4 connect:
SEN + to EXC +
SEN - to EXC -
1. Electrical scheme
Internal use
