Surface roughness tester TR-110

handheldwith LCD displaywireless

Handheld surface roughness tester for external surfaces and grooves Handheld surface roughness tester for external surfaces and grooves Features * LCD with back-light * Dynamic test display: progress of cut-off length during testing * Li-ion rechargeable battery * Protection slide on pick-up * Auto-off after 90 seconds * Sound signal start-test-ready * Pocket-sized and economically priced! * Both Ra and Rz parameters in one instrument * Software calibration * Large measuring range suitable for most materials * Piëzo-electric pick-up stylus for external surfaces Technical Specifications Roughness parameter Ra, Rz Units μm / μinch Measuring range Ra: 0.05-15.0μm / Rz: 0.1-50μm Cut-off lengths 0.25mm, 0.8mm, 2.5mm Filter 2CR Functions Dynamic display during testing, sound signal start-test-ready, auto-off 90 seconds, back-light LCD Calibration By CAL function (on keypad) Min. curvature of cylindrical surface 40mm diameter (V-grooved base) Tracing length 6mm Tracing speed 1.0mm/sec Accuracy Conforms to ISO Class 3 Pick-up stylus Piëzo-electric Tracer tip Diamond, radius 5μm ±1μm Operating temperature 0°C - 40°C Power 3.6V / Li-ion batteries / low battery indication Charger 6V DC Dimensions 110mm x 70mm x 24mm Weight 200gr