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Once you have completed the calibration sequence, you may be required
to perform these step-by-step verification procedures. These procedures
follow the National Institute of Standards and Technology Handbook-44
guidelines for grocery scale installations. You may be required by state or
local law to have these procedures performed by a certified technician or
verified by a proper official.
These calibration verification procedures cover five different tests:
•Increasing-Load Test
• Shift Test
•Blanking Test
• Decreasing-Load Test
•Return to Zero Test