Chapter 7 - Maintenance and Calibration Procedures
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7.2.2 Scale Calibration
This procedure is used to set the accuracy of the Bubbler scale. Once the 38 Liter Bubbler is
installed and the scale calibrated, re-calibration is not required unless the scale or Bubbler is
replaced.
Bubbler Scale:
Perform Bubbler Scale calibration when replacing the scale or 38 Liter Bubbler
1.
Once 38 Liter Bubbler is removed step to the Net Product menu -> Bulk Scale in the
Configuration Menu
1. Enter 0 for Current Liquid
Weight
2. Step to Configuration Menu and then select System Test and then TEST ANALOG IN
4. Adjust the zero pot (left side) on front edge of scale as required so the current reads 4.0
mA ±0.01mA on the TEST ANALOG IN display, Label
– Bulk Scale. The reading should
be at 0 kg, refer to figure 7-1