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Calibration of Vernier Caliper


Learn how to verify the performance of Vernier Caliper used for measurements in Quality Control.

PROCEDURE:

Place the standard Lengths of 25 mm between the measuring jaws of the caliper at three different positions and determine the length.
Determine the average length and record the observations.
Repeat the above procedure for the remaining standard lengths (50 mm, 75 mm, 100 mm and 125mm).
Tolerance:  + 0.05 mm
Frequency:  Once in a month

Maintenance & repairs:

When the instrument does not comply with the requirement specified above; the instrument should be labelled as “Out of Calibration” and should get repaired / serviced.
After repairing / servicing the instrument before taking for use, the instrument must be calibrated as per the above-mentioned procedure.
                                                  QUALITY ASSURANCE DEPARTMENT
                                         CALIBRATION REPORT OF VERNIER CALIPER
Reference –
Date -
Frequency - Once in a Month
Instrument No. -
Make –
Place the standard length between measuring jaws of the caliper at three different positions and determine the length.
Sr. No.
Standard Length Rods (mm)
Reading of Measuring Jaws at Position (mm)
Average Reading (mm)
Limit (mm)
Upper
Center
Lower
Min.
Max.
1
25
24.95
25.05
2
50
49.95
50.05
3
75
74.95
75.05
4
100
99.95
100.05
5
125
124.95
125.05
Conclusion : Calibration is satisfactory / not satisfactory.

Next Calibration Due On :
Done By :
Date :
Checked By :
Date :

Ankur Choudhary is India's first professional pharmaceutical blogger, author and founder of Pharmaceutical Guidelines, a widely-read pharmaceutical blog since 2008. Sign-up for the free email updates for your daily dose of pharmaceutical tips.
Email: .moc.enilediugamrahp@ofni Need Help: Ask Question


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