Elcometer 456 - Separate ferrous probes

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17.2 Separate ferrous probes
Probe type
Minimum convex surface diameter
Minimum concave surface radius
Headroom
Minimum sample diameter
Cal foil value
a
a.This is the recommended maximum calibration foil value to achieve the specified accuracy under these
measurements conditions
F1
(or F1 2 set to F1) 4 mm (0.16”) 25 mm (0.98”) 85 mm (3.35”) 4 mm (0.16”) 250 µm (10 mil)
F2
(or F1 2 set to F2) 4 mm (0.16”) 25 mm (0.98”) 89 mm (3.50”) 8 mm (0.32”) 1 mm (40 mil)
F1 Right Angle
(or F1 2 set to F1)
4 mm (0.16”) 25 mm (0.98”) 28 mm (1.10”) 4 mm (0.16”) 250 µm (10 mil)
F2 Right Angle
(or F1 2 set to F2)
4 mm (0.16”) 25 mm (0.98”) 32 mm (1.26”) 8 mm (0.32”) 1 mm (40 mil)
F1 Telescopic 4 mm (0.16”) 25 mm (0.98”) 32 mm (1.26”) 4 mm (0.16”) 250 µm (10 mil) F2 Telescopic 4 mm (0.16”) 25 mm (0.98”) 36 mm (1.42”) 8 mm (0.32”) 1 mm (40 mil) F3 15 mm (0.59”) 40 mm (1.57”) 102 mm (4.02”) 14 mm (0.55”) 2.5 mm (100 mil)
Op_456_2_English.book Page 48 Friday, February 17, 2006 3:35 PM