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Model: SD750
Digital High Precision Scale
1.65 pounds/750 grams
by ounces, troy ounces, pennyweights, grams, carats and grains
Features
• Precise to 0.01 oz/0.1 g
• Tare function
• Backlit display
• Clear plastic tray/cover
• Food-safe ABS plastic
• Selectable units
• Overload indication
• Battery status indication
• On/off button
• Auto-off after 70 seconds
• Platform Size: 3.15”/8 cm diameter
• Resolution: 0.01 oz, 0.01 ozt, 0.1 dwt, 0.1 g,
1 ct, 1 gn
• Two 3V CR2032 lithium batteries (included)
Note: Clean the scale before each use.
Important: DO NOT IMMERSE IN LIQUID.
Note: In the following instructions, names of the
control buttons are shown in CAPS. Function
information that appears on the display is shown in
BOLD CAPS.
Battery Installation
Replace battery when LCD becomes dim. Lo appears
on the display when battery status is low and needs to
be replaced.
1. Power off the unit before installing the batteries.
2. Remove battery cover on the bottom by sliding it in
the direction of the arrow.
3. Install two CR2032 lithium batteries with positive
(+) sides. The display ashes all segments and then
returns to zero.
4. Replace the battery cover until it clicks shut.
Operating Instructions
Place the scale gently on a hard and at surface and
make sure it is steady before use to obtain accurate
measurements.
A. On/Of f
1. Press the POWER ( ) button to turn on.
The display ashes all segments and then
returns to zero within 3 seconds.
2. Press the POWER ( ) button to turn off.
B. Auto Off
The scale automatically turns off after 70 seconds
of inactivity.
C. Backlight
Press the LIGHT ( ) button to turn the backlight on
and of f.
D. Unit Selection
Press the UNIT button to select the desired unit.
The display cycles through oz, ozt, dwt, g, ct
and gn.
E. Weighing Mode
Place an item on the scale platform. The weight
of the item appears on the display after the item
is stable.
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F. Tar e
The tare function resets the scale display to zero in
order to measure only the weight of an item. It is
frequently used to subtract the weight of containers.
1. When the scale is on, place a container on the
platform.
Note: The clear plastic cover can also serve as
a tray/container for weighing.
2. Press the TARE button to reset the display
to zero.
3. Place the item into the container or directly on
the scale platform. The weight of only the last
item added will appear on the display.
4. Continue to repeat steps 2. and 3. to measure
the respective weights of additional items. When
all the items are removed from the platform, the
total weight of all items appears on the display.
5. To clear the tare, remove all items from the
platform and press the TARE button. The display
is reset to zero.
G. Battery Status
Lo appears on the display when battery status is
low and needs to be replaced with two CR2032
lithium batteries.
H. Overload Indication
O-Ld indicates an overload when the item being
measured exceeds the capacity of the scale.
Immediately remove the overweight item to avoid
causing permanent damage to your scale.
Care of Your Product
• Do not submerge any par t of the scale in water.
• Wipe clean with a damp cloth.
• Store the scale at room temperature between
32 to 104°F/0 to 40°C.
Precautions
• Keep the scale and/or battery away from children.
• Do not clean the scale with abrasive or corrosive
compounds, which may scratch the surface and
corrode the electronic circuits.
• Do not subject the scale to excessive force, shock,
dust, temperature or humidity, which may result in
malfunction, shorter electronic life span, damaged
battery and/or distorted parts.
• Do not tamper with the scale’s internal components.
Doing so will invalidate the warranty and may cause
unnecessary battery damage and/or distorted parts.
• Do not subject the scale to excessive exposure to
direct sunlight.
• The unit is not waterproof — do not immerse it in
any liquid, which will result in faulty measurements.
• To avoid deformation, do not place the unit in
extreme temperatures.
• Always read the user manual thoroughly
before operating.
Note: Clean the scale platform before each use.
Important: DO NOT IMMERSE IN LIQUID.
Usage Guidelines
• Scales are precision instruments and must be
handled with extreme care.
• Battery technology works best at room temperature.
• Place the scale gently on a hard and at surface and
make sure it is steady before use.
• The maximum capacity of the scale is
1.65 lb/750 g, which is the capacity before using
the tare function.
• Do not place overweight items on the scale.
• Store the scale in a position that keeps it free from
any load bearing weight. Storing the scale with
pressure on the load cells can distort the weight
measurements over time.
• Hold the scale from the bottom when moving.
Specications
Measurement Range 1.65 lb/750 g
Unit of Measure oz, ozt, dwt, g, ct, gn
Resolution 0.01 oz, 0.01 ozt, 0.1 dwt, 0.1 g, 1 ct, 1 gn
Operating Range 32°F~104°F/0°C~40°C/≤90% RH
Accuracy 200 g ±0.5%; 500 g ±0.5%
Power Supply Two CR2032 lithium batteries
Platform Dimensions 3.15”/8.0 cm diameter
Product Dimensions 3.94 W x 0.71 H x 5.12 D (inches)/
10.0 W x 1.8 H x 13.0 D (cm)
Weight 5.3 oz / 150 g (including batter y)
Accessories Removable clear plastic tray/cover
(AD-PF750)
Note: This device could be sensitive to electrostatic
discharge. If electrostatic discharge or malfunctioning
occurs, please re-install the battery to reset this unit.