Square Master Series 311-Squareness/Straightness Instrument

Series 311
Features
  • Squareness (perpendicularity) and straightness measurements can be performed accurately and efficiently by moving a lever.
  • With a dial test indicator for reading displacements.
  • Its own squareness is adjustable for high accuracy measurement.


Technical Data
Squareness: Refer to the list of specification
Straightness: Refer to the list of specification
Dial test indicator provided
Range: 0.2mm
Graduation: 0.002mm
Accuracy: 3µm

Optional Accessory
900571: Adjustable holder
900551: Extension holder900565: Feeler***Not available for 450mm model
Adapter (902803) is required for metric model.

Metric
Vertical Travel Order No.SquarenessStraightnessMass
150mm311-2153µm2µm13.7kg
250mm311-2256µm2.5µm16.2kg
450mm311-2459µm3.5µm24kg
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