Starrett SR400 Surface Roughness Tester Manuel d'utilisateur télécharger pdf (Page 36)

SR300 and SR400 Surface Roughness Tester

Dimensions

Measurement Capability SR300 SR400

Gage Range 200µm, 100µm, 10µm 400µm, 100µm, 10µm

Resolution 100nm, 20nm, 10nm 50nm, 10nm, 5nm

Noise Floor (Ra) 250nm, 150nm, 100nm 150nm, 100nm, 50nm

Repeatability (Ra) 1% of value + noise 0.5% of value + noise

Pickup Type Inductive

Gage Force 150 – 300mg

Stylus Tip Radius 5µm (200µin default/2µm (80µm) or 10µm (400µm) optional

Measurement Type Skidded

Calibration Process Automated software calibration routine

Standards Able to calibrate to ISO 4287 roughness standards

Analysis Filter Cut-Off 0.25mm/0.8mm/2.5mm

Filter Type 2CR/Gaussian

Evaluation Length 0.25mm – 12.5mm (0.01in - 0.49in) 0.25mm – 25.0mm (0.01in – 0.98in)

Max X Axis Range 17.5mm 25.5mm

Speed Measuring Speed 1mm/sec (0.04in/sec)

Returning Speed 1.5mm/sec (0.06in/sec)

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Starrett SR400 Surface Roughness Tester Manuel d'utilisateur Page 36