Ultrasonic thickness gauge TN 30-0.01EE for coated and uncoated thicknesses. Measurement range: 3-30mm (Mode ECO-ECO)/0.65-600 mm (Pulse Mode -ECO). Accuracy: ± 0.5% thickness +0.01mm depending on material and conditions. Resolution: 0.1mm/0.01mm. External measurement probe ra eco-eco: 5 MHz, Ø 10 mm. Adjustable sound speed. Internal memory for 20 files. USB 1.1 output. to download data to PC.