Portable hardness tester OH120

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Portable hardness tester OH120

Portable hardness tester OH120

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Availability: in stock

Product description


  • Probe automatic identification, plug and play (other manufacturers need to plug in the probe before start up)
  • The high-performance ARM processor with cortex M4 core is used as the main control chip, with fast processing speed
  • Unique full system display, which can display all hardness values with different hardness scale at a glance on the main interface without looking up the table or switching
  • The impact waveform bench marking with PROCEQ hardness tester can judge the effectiveness of the test and the working state of the impact device, such as whether the probe is worn and whether there is dirt in the casing
  • It has USB communication interface and is equipped with host computer data processing software as standard
  • It has Bluetooth printing function and optional Bluetooth printer.


Technical specification:

Hardness scales: HL, HRC, HRB,HRA,HB,HV,HS
Measuring accuracy: HLD ± 6 
Repeatability: HLD 6
Standard probe: typ D
Measuring range: 170 ~ 960 HLD
Measuring probes: D / C / DC / D+15 / DL / G  /E
Display: color TFT
Memory: 100 measuring groups - (each measuring group consists from 1 ~ 32 measurings)
Power supply: batteries 2 x 1,5 V AA - 50h work
Data output: USB
Working temperature: -10 °C ~ + 60 °C
Dimensions: 150 x 76 x 37 mm
Weight: 245 g

Standard accessories:

  • D probe
  • Hardness test block
  • USB cable + software
  • Transportation case
  • Manual

Optional accessories:

  • Special probes
  • Supporting rings
  • Bluetooth printer