VMC VB302-A Operational Instructions Download Page 3

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Page 3

1.3 To perform Calibration function

a)

 

Turn on the power switch located at the right side of the scale. Press the Red [ON/OFF]
button and the scale will do a countdown.

b)

 

Remove the ‘Auto-off’ function. Refer to ‘Scale Setting’ instruction.

c)

 

Allow the weighing scale to warm up for 15 minutes.

d)

 

Press the [ON/OFF] button to switch off and on the scale.

e)

 

The scale will perform a countdown. Once the display shows ‘------’, press the [ZERO] button. The
scale display will show ‘CAL.’.

f)

 

Press [ZERO] button again, the scale display will show ‘00000 CAP’ with a flashing ‘0’, where CAP
represents capacity.

g)

 

Press [UNIT] to change the position of the flashing ‘0’.

h)

 

Place test weighs on the weighing pan for calibration purpose.

i)

 

Press [PCS] to change the calibration capacity. E.g. 00100 represent calibrating 100g test weigh.

j)

 

Press [ZERO] button to confirm the calibration setting.

k)

 

Weighing display shows the calibration weight and calibration is completed.

Calibration schedule

1.

 

Before using the scale for the first time.

2.

 

Whenever the scale have been moved to another substantial distance.

3.

 

As per calibration schedule, at least once per year.

Summary of Contents for VB302-A

Page 1: ..._________________________________________________________________________________________ Page 1 VB302 A Electronic Balance Factory Setting...

Page 2: ...ity sign the reading shown on the display is the weight of the item f While the item is still on the weighing pan press UNIT button to select and change the weigh unit E g Units such as g oz lb can be...

Page 3: ...press the ZERO button The scale display will show CAL f Press ZERO button again the scale display will show 00000 CAP with a flashing 0 where CAP represents capacity g Press UNIT to change the positio...

Page 4: ...y setting is 9600 c The scale will enter into Parity Mode and the scale display will show XXX PAR Press UNIT to select either Odd Even or None where Odd represents 7 data bits with odd parity Even rep...

Page 5: ...e auto off function Press ZERO button to confirm Note The factory setting is 10 PWR c The scale will enter to into Backlight function and the scale display will show XXX BL Press UNIT button to select...

Page 6: ...1 0d 2 0d or 3 0d Press ZERO button to confirm d The scale will enter into Filter setting mode and the scale display will show X FIL Press UNIT button to select either 0 1 2 3 or 4 FIL Press ZERO but...

Page 7: ...i The scale will enter into Beep function setting mode and the scale display will show XX BZ Press UNIT button to select either ON or OFF Press ZERO button to confirm j The scale will enter into TARE...

Page 8: ...confirm the setting c Scale display X XXX DIV Press UNIT to change the division Press ZERO to confirm the setting d Scale display X SEG Press UNIT to change calibration point Press ZERO to confirm th...

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