Description Overview Maximum temperature: 1200°C, 1400°C, and 1700°C Temperature increase rate is adjustable Automatically calculates the compensation coefficient and does the compensation Automatically records, stores, and prints data Temperature interval can be freely set; the minimum spacing is 1°C Specifications Measuring range of expansion value: ±5 mm Expansion value resolution: 0.1 to 1 nanometer Sample range: (2 to 15) x (2 to 15) x (20 to 150) mm, rectangular or circular is fine Measurement error: ± 0.1 to 0.5% Power supply: 220 volts ± 10%, 2 kW Supplied with a standard computer interface