KR-140 KEPLER Surface Roughness Tester

Features of KEPLER Surface Roughness Tester Model KR-140

The KEPLER Surface Roughness Tester model KR-140 is a portable and cost-effective surface roughness measuring instrument suitable for testing cylindrical, spherical, and inclined surfaces. It offers various measurement units such as Ra, Rz, Rq, and Rt, displaying the results clearly on an OLED screen with high brightness to enhance visibility of measurements. Additionally, it features a USB port for data transfer to computer software for easy data summarization.

• Measurement Range: Ra 0.05~10.0µm / Rz 0.1~50µm
• Accuracy ±5%
• Cut-off Lengths: 0.25mm, 0.8mm, 2.5mm
• High-speed processing with DSP microprocessor
• High-brightness OLED screen visible from all angles
• USB interface for data transfer to computer software
• Battery-powered using rechargeable Li-lon battery
• Real-time battery status indicator
• Certified by CE, ISO9001 standards

Tech Specifications of KEPLER Surface Roughness Tester Model KR-140

• Roughness Parameters: Ra, Rz, Rq, Rt
• Measurement Range: Ra 0.05~10.0µm / Rz 0.1~50µm
• Tracing Length: 6mm
• Tracing Speed: 1.0mm/sec
• Cut-off Lengths: 0.25mm / 0.8mm / 2.5mm
• Evaluation Length: 1.25mm / 4.0mm
• Accuracy: ±5%
• Repeatability: <12%
• Radii and Angles of the Stylus Point: Diamond, Radius: 10µm ±µm / Angle: 90° (+5° or -10°)
• Battery Power Supply: 3.7V Li-ion battery
• Recharging Time: 3 hours
• Operating Temperature Range: -20~40°C
• Relative Humidity: <90%
• Dimensions / Weight: 106 x 70 x 24mm / 200g
• Included Accessories: Main unit, Specimen Ra, Charger & USB cable, Instruction manual, Carrying case