DetailsDepth Micrometer Series 329-Interchangeable Rod Type (inch/metric). Ø4mm interchangeable rods, with lapped measuring end, provide a wide measuring range. The rod length can be adjusted in 25mm or 1in increments. Ratchet stop for constant force, measuring rod clamp, SPC output and digit counter. Supplied in fitted plastic case. Function of Digital Model: Origin-set, Zero-setting, Data hold, Data output, inch/mm conversion (inch/mm models). Alarm: Low voltage, Counting value composition error Function Lock. 2 Presets.
- Range: 0-12in 0-304.8mm
- Base Size: 4 x .63in
- Rod Qty: 12 rods
- Accuracy: ±.00012in±3µm for micrometer head feed ±[.00008 + (.00004xR/3)]in R= max. measuring length (inch) ±(2+L/75)µmfor interchangeable rod, L=Max. measuring length (mm)
- Resolution: 0.001mm or .00005""/0.001mm
- Graduation: 0.01mm or .001in
- Flatness of reference face: .00005in for 2.5in/1.3µm for 63.5mm width base, .00008¡± for 4in/2µm for 101.6mm width base
- Flatness of measuring rod face: 0.3µm
- Parallelism between reference face and measuring rod face: [.00016 + (.00004 x R/2]in R=max. measuring range (inch) (4+L/50)µm, L=Max. measuring length (mm) Measuring rod
- Diameter: .157in/4mm
- Display: LCD
- Battery: SR44 (1 pc.), 938882
- Battery life: Approx. 3.5 years under normal use
329-351-10 Depth Micrometer and 12 rods in fitted plastic case.
- Additional Information