
6
3.4
Electrical connection
3.4.1 Power supply is provide with standard adaptor.
Figure 4-a: Power adaptor unit
3.4.2 Load cell input
The load cell input socket installed on the back of the indicator. The wire connection description as follow:
-
+
6
5
4
3
2
1
7
+EXC -EXC
SHIELD
-SIG
+SIG
1
2
3
4
5
+ Excitation
- Excitation
+Signal
- Signal
Shield
I. Zero and place-shifting key
Under weighing state, when the displayed weight is not more than 2% of Max Capacity, you can
use this key to make the display return to zero (the repeat zero range can’t be more than 4% of the
Max Capacity). When this key is pressed, “
→
0
←
” cursor on the LCD screen will appear.
Under calibrating state, this key is used for selecting digit place. When this key is pressed, the
selected digit will move to the left one and flash at the same time.
II. Tare and confirmation key
Under weighing state, when the weight loaded on the scale platform is not more than Max.
Capacity plus 9e (”e” refers to division value), you can make display return to zero by pressing this
key, and the cursor on the screen will change from “G” to “N”. At this time if tou remove the goods
from the scale platform, the screen displays a negative value. Press this key again, the display
returns to zero and the cursor “N” returns to “G”.
Under calibrating and setting states, this key is used to confirm the current operation and to remind
you proceed the next step.
III. Unit converting and digit increment key
Under weighing state according to F1.1, if you press this key once, the weight unit will convert
between “kg” and “lb”. Under calibrating and setting state, if you press this key, you can make the
selected digit change in the sequence of “0
→
1
→
2 ... 9
→
0”.
IV. Mode key
You can convert weighing modes between “basic weighing” and “check weighing” by pressing this
key. While calibrating and rectifying, you also need to use this key.
V. Clear key
Under weighing state, you can change the backlight status via this key.
In check weighing mode, it si used for clearing the previous value in storage. In addition, you can
press this key to withdraw from calibrating and rectifying states.
4. OPERATION KEYS INSTRUCTION
0
ENTER
T
UNITS
MODE
SET
C
EXIT
BL
Figure 4-b: Connection
USER’S MANUAL
CWP. Bench scale
Summary of Contents for CWP
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