Moretti JW Series User manual

MANUAL DE USUARIO
ALIADO DE EMPRENDEDORES
JW
BALANZA EELCTRÓNICA
DE PRECISIÓN

CONTENTS
CAUTIONS
1. INSTALLATION
2. SPECIFICATIONS
3. KEYBOARD LAYOUT AND DESCRIPTION
4. INITIAL SETUP
5. INSTRUCTIONS FOR USE
6.TROUBLE SHOOTING
7.DAILY CARE AND MAINTENANCE

CAUTIONS
1. This unit is legal for trade only when it is
sealed (and/or stamped) and bearing a serial
number. Do not attempt to break the seal (or stamp)
affixed to this balance or remove the serial
number. Contact your dealer for more information
and for after sales service.
2. For most accurate weighing results, do not use
this balance where or when the environmental
conditions fall beyond those listed in
SPECIFICATIONS.
Do not attempt to open this unit or conduct any
troubleshooting other than those listed in
TROUBLE SHOOTING.

1. INSTALLATION
1.1 Check and make sure that the following
accessories are included:
Operation Manual x 1
Balance x 1
Plastic platter x 1
Stainless steel platter cover x 1
Protection cover x 1
Windshield x 1 (for JW-250 & JW-500 only
[JW-1000 optional])
Power adaptor x 1
Contact your dealer if any item is missing.
1.2 Insert the plastic platter into the balance
carefully and secure with the screw provided
before putting on the stainless steel cover.
No excessive force is needed. Excessive force
may damage the weighing sensor.
1.3 Power up the balance
a. Before charging the balance or powering up
with the adaptor supplied, please make sure
the input voltage listed on the back of the
adaptor matches with the local voltage. If
not, do not use it and contact your dealer
immediately.
b. Before first time use, charge the balance
for at least 8 hours to ensure the best
performance.

SPECIFICATIONS
Model No. Capacity
(Max) Division (e)
JW-250 250g 0.005g
JW-500 500g 0.01g
JW-1000 1000g 0.02g
JW-2500 2500g 0.05g
Tare Range Full Tare Range
Power-on
Zero Range Full Power-on Zero Range
Zero Range ±2%
Min. Load 20e
Weighing
Units
NOTE A
Gram, ounce, pound, troy ounce, grain,
penny weight, metric carat, momme, troy,
tael, tola, dram
Power
Source By Built-in Rechargeable Battery or AC
/DC
Power Adaptor
Operating
Environment 0o~40oC (32o~104oF),
Non-condensed. R.H.≦85%
Specifications subject to change without notice
NOTE A:
To comply with the law of certain countries, some
of the weighing units may be disabled. Contact your
dealer for more information.

3. KEYBOARD LAYOUT AND DESCRIPTION
1. OFF KEY
Press this key to turn scale off
2. ON/RE-ZERO KEY
Press this key to a) turn balance on or; b) act as
tare key to set weight displayed to zero
Press and hold this key to turn backlight on and
off
3. MODE KEY
Press this key to switch among the weighing units
available during operation.

4. SAMPLE KEY
Press this key to sample the weight placed on the
platter when engaging the counting function or
percentage function
5. PERCENTAGE FUNCTION
Press this key to enter the percentage function
6. COUNTING FUNCTION
Press this key to enter the counting function or
to move between count or weight display
7. ZERO INDICATOR
This indicator appears to indicate a zero weight
status
8. NET INDICATOR
This indicator appears to indicate the tare function
is in operation and weight displayed is net weight
9. MODE INDICATOR
This indicator shows current weight unit or
operating mode engaged
“g” indicates the metric unit is being employed
“Pct” indicates percentage function is being
employed
“PCS” indicates counting function is being employed

With the scale off, hold down %/WT. key and press
ON/RE-ZERO to switch on the balance. This area will
indicate the function engaged:
“F0” to set motion filter when at zero
“F1” to indicate the span value
“F2” to light up all the segments
“F3” to select weight unit
“F4” to set Auto Power Off Function
“F5” to set baud rate for RS-232
“F6” to set motion filter when weighing
10. LO-BAT INDICATOR
When this indicator appears, recharge the balance
immediately. Failure to do so may cause
unrecoverable damage to the rechargeable battery
inside the balance

4. INITIAL SETUP
4.1.1 POSITIONING THE SCALE
In order to obtain an accurate weighing result, the
balance must be placed on a strong and level surface.
If required, adjust the leveling feet underneath
balance to obtain a level position. (Use the bubble
level to assist with this)
4.1.2 SET UP WINDSHIELD
(Top cover) x 1
(Window) x 2
(Sliding door) x 2
(Frame) x 2
(Bottom cover) x 1
The windshield consists of 8 components as
illustrated in the above drawing. If any items are
missing, please contact your local distributor for
assistance.
To set up the windshield, please follow the steps
below:

a. Slide the door sideways into one of the slots
in the frames (door handle first as illustrated
in the drawing) and click onto the bottom cover.
The door should be able to slide in and out with
the door stop and door handle acting as a
retainer for the door
b. Repeat the same procedure for the other sliding
door and frame. Both frames with sliding doors
should be securely fixed to the bottom cover
now
c. Remove the platter and place the incomplete
windshield on the balance and fasten it with
the screws provided
d. Replace the platter gently
e. Slide in the windows from the top for both sides
of the balance
Put on the top cover to complete the windshield setup