Nikon NPL-632 Instruction Manual page 167

11. Repeat Step 5 through
12. Calculate the average of all the values of RP, and the average of all the values
of RQ.
13. Compare the value of PQ to averaged RP + averaged RQ. The difference
should be within the specified range of error for the instrument (± 3 mm +
2 ppm × distance).
At 100 m distance, the error range is ± 3.2 mm. If the error is out of range,
contact your dealer.
Step 10 several times.
Field Station NPL-632 Instruction Manual
Checking and Adjustment 6
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