MarTest | Digital test indicator

MarTest 800 EWL

Art. no. 4306120

Digital test indicator MarTest 800 EWL
Factory standard
Measuring range mm: ± 0.25 mm
Resolution mm/inch: 0.001 / .00005"
Package contains: spanner for changing the styli, stylus dia. ø 2 mm, mounting shaft 800a8, test certificate, instruction manual, battery, case

MarTest 800 EWL
  • Inductive measuring system, battery life of approx. 2 years
  • Water- and coolant-resistant display unit
  • IP65
  • Combined analog and digital display
  • Operating and display unit can be rotated 360°
  • Satin chrome finished housing with 3 dovetail guideways
  • Shockproof measuring mechanism, axes mounted in precious stones
  • Automatic adjustment of contact direction
  • Anti-magnetic model
  • Ball-bearing mounted double lever, overload protection thanks to friction clutch
Product type 800 EWL
Measuring range mm ± 0.25
Measuring range inches ± .010"
Display ranges 0.25 - 0 - 0.25 (mm)
Resolution mm/inches 0.001 / .00005"
Span of error fe (µm) 10 µm
Total span of error fges (µm) 13 µm
Partial measuring range ft (µm) 5 µm
Measuring value hysteresis fu (µm) 7 µm
Repeatability fw (µm) 3 µm
Measuring force 0.07 N
Battery type CR 2032 (3V Lithium)
Dimensions c 40.3 mm | d 44.6 mm | e 102 mm | f 126 mm
Dimensional drawing 1

Variety of applications for our products

  • Measurement of concentricity, alignment, parallelism and flatness
  • Centering of bores and shafts
  • Parallel or perpendicular alignment of work pieces
Label Art. no.
4305122 Data connection cable RS232C
800 EWr
4305122
4305121 Data connection cable USB
800 EWu
4305121
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