WORK ZONE 220-UTM9 Snap Gauge

UTM-9 -1.2~225 mm Ultrasonic Thickness Gauge Meter Specifications: • LCD Digital display: 4 digits • Minimum display unit: 0.1mm • Working frequency: 5MHz • Measurement Range: 1.2~225.0mm (Steel) • Minimum limit for Tubes measurement: (phi) 20 x 3mm (Steel) • Accuracy: ± (1% H + 0.1 mm) (H denotes the measured thickness) • Sound Velocity Range: 1000~9999m/s • Measuring Sound Velocity with a given thickness • Measuring Range: 1000~9999m/s • When the given thickness over 20mm, the accuracy is ±1%; when the given thickness less than 20mm, the accuracy is ±5% • Operating Temperature: 0~40°C (32~104°F) • Power supply: 3 x 1.5 AAA Alkaline Batteries (Included) • Operation Current: o Normal Operation Current ?50mA o With Backlight turn on current ?120mA o Stand-by Current: ?20 µA • Size: approx. 72 x 146 x 29mm (2.83 x 5.75 x 1.14inch) • Weight: approx. 202g (7.12oz) (Batteries and probe included)Sound Velocities of Common Materials