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Home > Surface Roughness (Ra/Rz) Standards > Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
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Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M
Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M

Surface Roughness Tester Portable Profilometer Ra 0.005~16.000μ M Rz 0.02~160.00μ M

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Product Description

📦 Basic Information
Model NO.:LR-320
Type:Surface Roughness Tester
Accuracy Grade:1
Weight:0.3kg
Power Source:AC220V
Specification:158x63.5x46mm
Origin:China
HS Code:9024800000
📝 Product Description

Surface Roughness Tester Portable Profilometer

  • Stylish design with plastic shell, inspired by "TRANSFORMERS"
  • Visual waveform display with DSP chip for high-speed data processing
  • Electromechanical integration design, small volume and light weight
  • 128 x 64 OLED dot matrix display (digital/graphic) with no perspective highlight
  • Compatible with ISO, DIN, ANSI, JIS international standards
  • Real-time clock settings and display for convenient data storage
  • More than 20 hours continuous working time with automatic dormancy function
  • PC software support for computer and printer connectivity
⚙️ Technical Parameters
Parameter Specification
Testing ParametersRa, Rz=Ry(JIS), Rq, Rt=Rmax, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx, RPc, Rk, Rpk, Rvk, Mr1, Mr2
Measuring RangeRa: 0.005~16.000μm | Rz: 0.02~160.00μm
Sample Length0.25, 0.80, 2.50mm
Maximum Drive Stroke17.5mm / 0.7inch
Indication Accuracy0.001μm
Indication Error≤±10%
Data Storage100 groups
Working Temperature-20°C ~ 40°C
🚚 Standard Delivery List
ITEM QTY
KR220 Host1 PC
Standard Sensor KS1001 PC
Standard Calibration Block & Bracket1 PC each
Adjustable Support1 PC
Power Charger & USB Cable1 PC each
PC Software & User Manual1 PC each
Warranty1 Year
📷 Detailed Photos
Surface Roughness Tester Side View Surface Roughness Tester Top View
Full Product Details
❓ Frequently Asked Questions
How many parameters can this tester measure? The LR-320 can measure 20 different parameters, including Ra, Rz, Rq, Rt, and more, complying with ISO, DIN, ANSI, and JIS standards.
What is the battery life of the portable profilometer? The device features a rechargeable Li-battery that supports more than 20 hours of continuous working time.
Can the data be transferred to a computer? Yes, the standard package includes PC software and a USB cable for connecting to a computer or printer for data analysis.
What is the measurement range for Ra and Rz? The measuring range for Ra is 0.005~16.000μm and for Rz is 0.02~160.00μm.
Does it come with a calibration block? Yes, a standard calibration block and its corresponding bracket are included in the standard delivery package.
Is the display clear in dark environments? Yes, it uses a 128 x 64 OLED dot matrix display which provides high brightness and clear viewing without perspective issues.

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