7INSTRUCTION MANUAL
(2) 200g calibration weights on the scale’s weighing
platform. If calibration is required, please carefully
follow these steps:
CAUTION: Never attempt to calibrate the
PRO501VXP unless you first have the required (2)
200g calibration weights with the scale.
1. Press the POWER button to turn the PRO501VXP
on. Allow the scale to warm up and stabilize for
approximately two minutes before commencing
with the calibration procedure.
2. Remove all items from the weighing platform and
press the tare button to zero the display.
3. After observing a stable 0.0g while in the (g) gram
mode, press the CAL button and “CAL” will appear
on the display.
4. Press the CAL button again. “CAL” will begin
flashing and then after a few seconds “200.0g” will
begin flashing on the display.
5. Gently place a single 200g calibration weight on
the center of the stainless steel weighing platform.
Wait approximately 4 seconds as the unit performs
internal calibration. IMPORTANT- Do not disturb
the PRO501VXP during this time as it may impact
the accuracy of the calibration.
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