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NDT Equipment and Accesories
Measuring and Testing Instruments

Roughness Testers

Surface Roughness Tester CV-R130/R

Handheld surface roughness tester for external surfaces and grooves

Features

  • Pocket-sized and economically priced!
  • External and internal finish testing with swivable tracer
  • Ra and Rz parameters in one instrument and all available after each individual test
  • Standard 9V battery
  • Standard cut-off 0.8mm, adjustable to 1-3-5 times
  • Pi«zo-electric pick-up stylus for external surfaces with diamond tip of 2 micron according to the latest ISO standards
  • CV-R135 with data output
Handheld surface roughness tester



The CV-R130/R135 is a portable, battery-powered instrument for checking surface roughness, with the measured values displayed on a digital readout display. The instrument can be used in laboratory, inspection area, workshop, or wherever on-site surface roughness testing is required


Standard probe for most appliations
Small bore probe, minimum inside diameter 5,0mm, up to depth of 15,0mm


Traverse chisel probe for gaging sharp edges or small O.D, aligned of traverse

Groove bottom probe for measuring the bottos of 0-ring grooves, recessess and holes up to 6.0mm depth
Parallel chisel probe for gaging sharp edges or small O.D. perpendicular for axis of traverse

Technical specifications

Measuring ranges Ra-- 0.03 µm ~ 6.35 µm (1 µ"~250 µ")
   Rz-- 0.2 µm ~ 25.3 µm (8 µ"~999 µ")
Display resolution 0.01 µm / 1 µ"
Cut-off 0.25mm / 0.001", 2RC filter, select 1-3-5 times
   0.8mm / 0.03", 2RC filter, select 1-3-5 times
   2.5mm / 0.01", 2RC filter, select 1 time
Display 3-digit LCD
Accuracy Meets ISO and DIN standards
Probe Type Piezoelectric
Maximum stylus force 15.0mN / 1500mgf
Stylus tip radius Diamond, 2 micron
Power 9-volt alkaline battery
Battery capacity Approx. 3000 measurements
Output RS-232 to pc or printer (only CV-R135)

  

Standard delivery

  • Main unit CV-R130/R135
  • Protection cover
  • Roughness test plate Ra
  • Battery 9V standard
  • Carrying case
  • Manual
  • RS232 (only CV-R135)
  • CV Instruments certificate

Optional accessories

  • Tracers for special applications
  • UKAS certified reference standards  
  • Stand for stable testing
  • Mini-printer (R130/4200) with printer cable
  • Datacable to MS-Hyperterminal

  

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