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Tubular Inside Micrometers - Series 339,
139, 140 - Heavy Duty Type
Series 133,139,140,339
FEATURES:
Wide range of ID measurements by
combining extension pipes and anvils
with the micrometer head.
The 339 series provides digital readout
to 0.0001"/0.001mm and can be linked to
the SPC system.
Pipe diameter 139 series: 0.67"/17mm 140
series: 1.26"/32mm
For higher repeatability of measurement,
light weight extension pipes made of
CFRP (Carbon Fiber Reinforced Plastic)
for 139 Series.
Digimatic Functions Include: Preset
Inch/mm conversion Zero set/ABS Hold
Data output
Power Supply: One silver oxide cell
(SR-44) offers 4,500 hours of life
The display automatically turns off idle
after 20 minutes
Accuracy
Series 139, 339:
[±(.00015+.00005n+.00005
(L/2))"]/±(3+n+L/50)µm*
Series 140:[±.(0003+.00005n+.00005
(L/2))"]/±(7+n+L/50)µm* *n=Number of
rods, L=Maximum measuring length
[(inch)] (mm), Fraction rounded up
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