Handheld Surface Roughness Tester Profilometer With External Stylus For Shop Floor Use, Pro Grade Portable Profilometer Measures Ra Rz Rq Rt, Units Microinches Or Micrometers Or Inches, Stylus Position Sensor, RS 232 Data Output, NIST Certified
✔️ Handheld single-unit profilometer for shop-floor roughness checks
The SRG-4000 is a portable surface roughness tester/profilometer designed for shop-floor use with high-precision requirements. It measures Ra, Rz, Rq, and Rt with selectable µin/µm or in/mm units, and includes a stylus position sensor, RS-232 data output, and extended internal memory. Built for machinists and quality inspectors, this rugged instrument enables quick, traceable surface finish checks directly on metals, plastics, and composites.
✅ 5 µm diamond stylus with up to 0.001 µm resolution
✅ Measures Ra, Rz, Rq, Rt with selectable µin/µm or in/mm units
✅ Cutoff lengths 0.25mm, 0.8mm, 2.5mm; RC, PC-RC, Gaussian, D-P filters
✅ RS-232 data output; extended internal memory; NIST-certified roughness standard
✅ Rechargeable battery; carrying case; ISO/DIN/JIS/ANSI compliant
✅ Optional accessories: 2 µm stylus, extension rod, mounting stand
💡 What is a handheld surface roughness tester used for in quality control?
In practice, it provides fast, on-site checks to verify surface finishes and ensure compliance.
- Handy on-site measurement of Ra, Rz, Rq, Rt for parts and assemblies - Supports unit switching and selectable cutoff lengths for precise profiling - Aligns with ISO/DIN/JIS/ANSI standards for traceable quality data