Digital Surface Roughness Tester Meter Handheld Profilometer Portable Profile Gauge Surface Detection with Ra 0.05 to 15.0um Rz 0.1 to 50um High-Speed DSP Processor

Features: 1.Shape used to pull aluminum mold design, durable, anti-electromagnetic interference ability significantly, in line with the design of the new trend. 2.Using high-speed DSP processor for data processing and calculation, measurement and computation speed is greatly improved. 3.Liquid crystal display wide temperature using OLED color display, popular high brightness, no visual angle,, is suitable for various occasions. 4.The lithium ion rechargeable battery, can work for a long time, no memory effect, can while charging, charging time is short, long battery life. 5.Using a dedicated charger or computer USB port for charging, convenient and quick. 6.Automatic shutdown function and low power design of software and hardware of the instrument with long working hours, suitable for field use. Specifications: 1.Testing parameters（µm ）：Ra、Rz 2.Stroke length（mm）：6 3.Sample length（mm）：0.25 ，0.80 ，2.50 4.Evaluation length（mm）：1.25 ，4.0 5.Measuring range（µm ）: Ra： 0.05 ~ 15.0 Rz： 0.1 ~ 50 6.Error：±15% 7.Variability： ＜12% 8.Transducer contacting pin round diameter and angle： 9.Contacting pin round diameter：10 µm±1 µm 10.Battery：3.7V Li 11.Size：106 mm×70 mm×24 mm 12.Weight：200g 13.Sensor needle static force and its rate of change: 14.Stylus static force: ≤ 0.016N 15.Force measuring rate of change: ≤ 800N/m 16.Working conditions: 17.Temperature： -20℃～40℃ 18.Relative humidity： <90% 19.No shake and coercivity around

• ★Measuring range（µm ）: Ra： 0.05 ~ 15.0 Rz： 0.1 ~ 50
• ★Error：±15%;Variability： ＜12%
• ★Real-time monitoring of lithium battery power and display, and to remind users to charge with charging progress indication
• ★Charging and communication using the common USB interface.
• ★Dot matrix liquid crystal display, interface prompt information rich.