TOB-SJ-301 Portable Surface Roughness Tester

Overview

The TOB-SJ-301 Portable Surface Roughness Tester is a portable surface roughness measuring instrument by TOB, item no. TOB-SJ-301, originating from China and shipped from XIAMEN; order(moq) 1 and payment terms L/C,T/T. It features an LCD Touch panel, a built-in thermal line printer and a rechargeable battery, and includes an automatic sleep function. The unit is JIS/DIN/ISO/ANSI compatible with 36 evaluation parameters and 3 analysis charts, offers statistical processing, and provides a PC connection port with SURFPAK-SJ software. Technical specifications include translation distance 12.5mm, measuring distance 300bcm(71500bcm) [12000bcinch(7000bcinch)], probe travel up to 350bcm, detecting instrument 178-390/178-395, diamond probe, measuring force 4mN/0.75mN, and detection mode Micro induction. Evaluation profiles listed are P, R, DIN4776 profile and Motif with estimated parameters Ra,Ry,Rz,Rt,Rp,Rq,Sm,S,Pc,P3z,mr,Rpk,Rvk,Rk,Mr1,Mr2,Lo,R,AR,Rx,A1,A2; digital filtering 2CR-75%,2CR-75% PC, Gaussian-50%; cut-off wavelengths λC: 0.25,0.8,2.5,8mm and λS: 2.5,8,25bcm; sampling length 0.25,0.8,2.5,8mm. Magnification/perpendicularity is Auto(50X-100,000X) and horizontal Auto(1X-1,000X); data output can be exported via RS232C interface/SPC; power is via AC adapter or rechargeable battery; size is 307d7165d794mm and weight is 1.39kg. The TOB-SJ-301 is designed for high-precision, on-site inspections across industrial and laboratory settings. It is stated as suitable for diverse measurement tasks in manufacturing, quality control, and maintenance.