profometer PM8000 Quick Reference page 12

Menu Navigation – Measuring range
Main Menu Screen
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Left Side Button
Metric & Japanese units
Further Information
Select between:
Mode Rebar or metal object depth
Standard < 80mm (Default)
Deep from 80mm to 180mm
Auto Switches automatically from Standard to Deep
Right Side Button
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The pulse induction principle used by PM8000 has defined operating ranges and accuracies.
The measuring range is dependent on the bar size.
The expected accuracy of the cover measurement is indicated in the graphic below. (Complies
with BS1881 part 204, for a single rebar with sufficient spacing and known diameter).
Standard
Deep