Ideal for high volume testing applications, the PSPI Digital Penetrometer features a sophisticated microprocessor-based controller, which automatically controls plunger release and penetration time and measures/displays penetration depth with ±0.1 mm resolution. Time and depth are displayed on a bright, easy-to-read LED display. The controller also retains measured values for up to 10 determinations in memory, enabling operators to display sample number, average, and standard deviation for SPC charting. A drive screw elevation mechanism allows fast sample exchange and accurate plunger placement. For testing products according to ASTM D5, D217, D937, D1321, D1403, IP50, IP310 and ISO 2137.