SR Instruments SR300 Instruction Manual

Model – 3000 Gram x 1 Gram Scale
Instruction Manual - S/N 1000+
Part No.: MAN315_110121

SPECIFICATIONS

Max. capacity:
Min. capacity:
Division:
Power source:
Accuracy:

FEATURES

Portability:
Tare:
Two units:
Auto power off:
Warranty:
BATTERY INSERTION/
REPLACEMENT
1. Remove the Battery Compartment Cover by
pressing the tab towards the cover and lifting it
off (Figure 2).
2. Insert two (2) 3-Volt lithium batteries (CR2032)
with battery "+" in the up position.
3. Replace the Battery Compartment Cover.

TO OPERATE SCALE

1. Place scale on a flat surface in a sheltered area.
2. Press "ON/OFF" button to zero ("0") scale.
3. Press "Kg / Lb" button to select between grams,
kilograms, ounces, or pounds and ounces.
4. Scale is ready for use.

USING THE TARE FUNCTION

1. Place scale on a flat surface in a sheltered area.
Press the "ON/OFF" button to turn the scale on.
2. When "0" appears place the empty container
onto the weighing platform.
3. Press "TARE" button and display will return to
zero, eliminating the weight of the container.
4. Place object to be weighed into the container to
obtain the net weight.
5. Press "TARE" button again to exit.
3,000g/105oz
5g/0.2oz
1g/0.1oz
Two (2) CR2032 lithium
batteries
0.2% +/- 1 digit of
displayed resolution for
calibrated range
Small and compact
Single button
Gram or ounce
120 seconds
Two (2) years
SInstruments, Inc., 600 Young Street, Tonawanda, NY 14150
Tel: 716-693-5977
email: sri@srinstruments.com

MANUAL POWER OFF

After use, turn the scale off by pressing the
"ON/OFF" button to prolong battery life.

AUTO POWER OFF FEATURE

The scale is also equipped with an "AUTO
POWER OFF" function. It will turn off in
approximately 120 seconds.

HOLD FUNCTION

1. To temporarily retain weight. Place item on the
scale. Press the "HOLD" button once.
2. Remove the item from the scale. The held
weight will remain on the scale display for 5
seconds.
CAUTION TO BE EXERCISED
1. Place the scale in a sheltered area when in use.
Air movement on the scale may affect accuracy.
2. Always place object onto the platform gently.
DO NOT weigh objects exceeding the full
capacity as this may permanently damage scale.
An "o-Ld" message will appear on the display if
the scale is over-loaded.
3. Replace with two (2) CR3032 lithium batteries
when battery symbol

CALIBRATION METHOD

1. Calibration switch is located under "VOID"
sticker; use a small screw driver to slide switch,
inside scale to Cal mode.
2. A random number will be displayed. Press the
"ON / OFF" button to display "3000gr".
3. Place a 3000 gram calibrated weight on scale.
4. Press "ON / OFF" button. The scale will
display "CAL" and then "PASS".
NOTE: If "o-Ld" appears; recalibrate.
5. Remove weight. Slide calibration switch out of
Cal mode.
6. Place 3000 gram weight back on scale to verify
calibration.
Fax: 716-693-5854 URL:
Copyright 2011 SInstruments, Inc.
appears (Figure 2).
www.srscales.com
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