American Weigh Scales BS-250 - Manual (Page 4)

III. TARE WEIGHING
1. Turn on scale as described above.
2. Place the “tare item” on the platform.
3. Press [T] and wait until "0.0" or “0.00” is displayed.
4. Add the “net-weight-item”.
IV. CALIBRATION
Calibration is NOT required before first use. Only
calibrate if scale is not weighing properly.
**Make sure you use the correct calibration weight for
your scale or the calibration will not be accurate**
1. Turn on the scale by pressing [I/O] key.
2. Wait until the LCD displays “0.0” or “0.00” and then
press and HOLD the [M] key for 3 seconds, the LCD
will display “CAL” then release the [M] key.
3. Press [M] key again, the LCD will flash “CAL” and
then the required calibration weight.
4.a. For BS-100: Add a 100g calibration weight, the
display will show “PASS” and return to normal weigh-
ing mode.
4.b. For BS-250: Add a 200g calibration weight, the
display will show “PASS” and return to normal weigh-
ing mode.
5. Put away the calibration weight and press [I/O] to
turn off the scale. Calibration is finished!
Repeat this process if your scale is still not weighing
properly. Please check the availability of weights at the
store you bought your scale from.