Selection Note:

F - for ferrous metals (i.e. FS)
N - for non-ferrous metals (i.e. PosiTector 6000 NS)
FN - for all metal substrates (i.e. PosiTector 6000 FNS)

Range:

0 - 60 mils / 0 - 1500 um

Accuracy:

+/-(0.05 mils + 1%)  0 - 2 mils
   +/-(0.1 mils  +  1%)  > 2 mils

+/-(1 um + 1%)  0 - 50 um
+/-(2 um + 1%)  > 50 um

* Accuracies are stated as a fixed value plus a percentage of the gage's actual reading.