Alat Peraga Pendidikan Otomotif | Alat Surface roughness tester TR110
Feature
• Pocket-size & economically price
• Large measuring range suitable for most materials
• Measures flat, outer cylinder and sloping surface
• Both Ra and Rz parameters in one instrument
• Features external calibration at keyboard
• Standard conform to ISO and DIN
• Rechargeable batteries, work while charging
Spesification
Model TR100 TR110
Roughness parameter Ra, Rz
Tracing length 6mm
Tracing speed 1.0mm/sec
Cut-off lengths 0.25mm/0.8mm/2.5mm
Evaluation length 1.25mm/4.0mm/5.0mm
Measuring range Ra: 0.05-10.0μ Rz: 0.1-50μ
Accuracy ±15%
Repeatability <12%
Filter RC analogue
Pick-up Piezoelectric
Radius and angle of
the stylus point Diamond, Radius : 10±2.5μ
Angle: 90°(+5°or -10°)
Operating temperature 0-40 ℃
Relative humidity <80%
Storing temperature -25 ℃ -60 ℃
Vertilation Grade 3
Power supply 3.6V/2×NiMh-batteries 3.6V Li-ion battery
Backlight No Yes
Charger DC 9V, 8 - 12 hours (recharging time) DC6V, 3 hours (recharging time)
Dimensions (L×W×H) 125×73×26mm 110×70×24mm
Weight 200g 160g
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