Checkline TI-25SX General Purpose Ultrasonic Wall Thickness Gauge

Total Measuring Range (depends on material and transducer/probe type): 0.025 - 36.000 inches (0.63 - 914.4 mm); Measuring Range on Steel (with standard T-102-3300 probe): 0.025 - 6.00 inches (0.60 - 150.0 mm).
The TI-25SX allows the operator to select from 8 preset materials as well as program 2 custom material velocities allowing the user to tune the calibration to be optimized for a specific type of material. The calibration can be locked to prevent any accidental adjustments. The preset materials are as follows:

• 1. Steel 4340
• 2. Stainless 303
• 3. Aluminum 2024
• 4. Cast Iron
• 5. Plexiglass
• 6. PVC
• 7. Polystyrene
• 8. Polyurethane
• 9. Custom1
• 10. Custom2