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Standards and traceability 
The reference standard supplied can be used both to calibrate the 
instrument and check for stylus wear to ensure the most accurate 
results are always being achieved. 
USB connectivity
Through its industry standard Type A USB port and mini USB port 
the S-100 series instruments provide extensive connectivity options 
to many standard devices.
USB type A 
The Type A USB port can be used to attach a portable printer (ESC/
POS compatible), see ‘Accessories’ page or a standard USB storage 
device for recording results, raw data or screen images.
USB mini 
The mini USB port can be used for charging (with any standard USB 
charger) and / or connection to a PC to provide further analysis and 
reporting functionality. 
Measurement Best capability
Roughness standards (Ra) ±(2% + 0.004 µm)
Workpiece or component    
surface texture (Ra)
±3% of measured value per trace