Large, 8-inch (203mm) platform Emergency stop switch Manual jog switch Test Start/Stop switch and status indicator. Granite base for exceptional stiffness Extruded aluminum column ensures excellent rigidity PC with Windows® OS with high- resolution,color touchscreen display. Adjust position for comfort. Interchangeable load sensors comply with IEEE 1451.4. Accurate to ±0.05% Full Scale. Integral blinds protect mechanical motion controls from debris. Adjustable over-travel limits prevent accidental overloading User-adjustablecorrectionsforlinear error and deflection compensation Export using USB and interface to wireless devices using Bluetooth® . Equipped with optionally available splinter shield with interlocking Overview St arrett Innov a tion. Precision. ACCURACY. EASY TO USE. When you need an easy-to-use measurement system for accurately and precisely determining spring rates, spring constants, spring lengths and other spring characteristics, you can rely on Starrett- a trusted leader in measurement and innovation. Our simple, fill-in-the-blank test setups let you test and validate your springs in as few as three steps allowing your testing to be performed in seconds. And your test results can be viewed, graphed and reported, including exporting up to 1000 data points per second to a spreadsheet or to your networked quality control software. It's the accuracy, repeatability and simplicity you expect from L. S. Starrett. 8 O verview