
Installation
Connecting Load Cells
VT200/220 Technical Manual, Rev 1.00.01
19
Doc
#
TM-VT200/220-EN
2.3 Connecting Load Cells
2.3.1
Desktop Model (Aluminum Enclosure)
Use 6 x 0.5mm
2
shielded cable for load cell connections. Connect the load cells
according to the diagram below.
Figure 3 – Load cell connection diagram for wall-mount model
DB9 fem
1 2 3 4 5 6 7
+ - I
1
C
I
O
1
O
2
+
C
o
L
OAD
C
ELL
1
Pin Description
1
Excitation (-)
2
Sense (-)
3
Sense (+)
4
Excitation (+)
5
Signal (-)
6
Signal (+)
D-Type Metal Case
(Shield)
7
8
Calibration
Enable
COM 2
COM 1
Load Cell 2
or
Analog Output
Load Cell 1
DB9 male
DB15
fem/male
DB15 fem
L
OAD
C
ELL
2
(DB15
F)
Pin Description
1
Excitation (-)
2
Sense (-)
3
Sense (+)
4
Excitation (+)
5
Signal (-)
6
Signal (+)
D-Type Metal Case
(Shield)