BenchMark LP Low-Profile Bench Scale
4
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2.4 Summing Board Security
After an NTEP inspector has examined the unit, a security cable will be installed on the summing board cover. These cables
prevent the summing board from being tampered with by unauthorized individuals. If these cables are removed, NTEP
Certification will become void.
Figure 2-2. Summing Board Security Cable
2.5 Electrical Interface to Indicator
20' of 6-wire cable (used to connect the scale to the weight indicator) is supplied with each scale. Both ends have the wires
stripped and tinned. Use the following instructions to access the summing board.
1. Remove the stainless steel platform.
2. Remove the lid in the center of the platform, revealing the summing board cover plate.
3. Remove security cables (this will void NTEP Certification).
4. Remove screws on the summing board cover plate and remove lid.
Wire Connections
Remove the summing board cover and connect the wires to the indicator terminal (
). To connect the indicator wires to
the appropriate connectors, push in the quick connect lever with a non-conductive tool. When holding the lever, insert the
appropriate wire into the exposed wire opening.
Figure 2-3. Summing Board Indicator Terminal
JP4
JP2
PT4
PT3
JP3
PT1
EXP
PT2
JP1
1
CELL4
1
CELL1
1
CELL3
1
CELL2
IND
-EX
-SI
SHD
+SI
+EX
M
R
N
I
-SI
S2C
I
A
G
+EX
+SI
-SI
SHD
-EX
I
S
G
A
L
T
+SI
M
S
I
N
L
T
R
+EX
-EX
-SI
SHD
+SI
+EX
+SI
-EX
-SI
SHD
-EX
SHD
+SE
-SE
+EX
Содержание 97662
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