NDT 715 Thickness Gauge

We have phased out the NDT-715 units and have replaced them with the ZX-3 Ultrasonic Thickness Gauge.

Click here to learn more about the ZX-3 Thickness Gauge

The new ZX-3 thickness gauge offers a performance solution built to withstand the roughest industry conditions. Some new features such as measuring range up to 36”, display update to 10Hz, high-speed scans at 100 Hz and Gain range of 40-52dB in 3dB steps among other updates. All backed by Dakota Ultrasonics’ 5 Year Manufacture’s warranty.

The ZX-3 has the same extruded bullet proof housing and is very durable in hostile environments.  It also has a 5-year warranty included.

Specifications ZX-3 Thickness Gauge

  • Principle: Ultrasonic Pulse-echo with dual element transducer
  • Range: 0.025 (0.63mm) to 36.00 inches (914.4mm) depending upon transducer used and material
  • Resolution: 0.001 (0.01mm)
  • Automatic linearity adjustment
  • Automatic Zero adjustment with transducer on calibration block
  • Automatic Shut-Off 5 minutes after last reading or last key press
  • Built in Probe Zero calibration block
  • Easy to read back lighted Liquid Crystal Display (LCD) with Coupling Indicator
  • Instant switching between English or Metric measurement
  • Up to 45 hours continuous operation using alkaline batteries
  • Low Battery Indicator

Additional Information

  • Sound Velocity Range: 0.0492 to 0.3930 in/ms (1250 to 10,000 m/s)
  • Size: 1.7″ H. x 2.4″ W. x 4.75″ L (32mm x 62mm x 120mm)
  • Temperature Range: – 20 to 120 F (-20 to 50 C)
  • Weight: 10 oz. with batteries (284 grams)
  • Powered by two AA 1.5V alkaline batteries
  • 5-year warranty

The Standard Kit includes the ZX-3 Gauge with (2) alkaline batteries, .250” element diameter x 5.0 MHz Transducer on 4-foot-long integral cable, 4 oz. bottle of ultrasonic gel Couplant, Operation Manual and plastic carry case.

Click for NDT-715 Manual .pdf version

Made in the USA

NDT 710 Model – Manual Download

The NDT 710 model is no longer in production, but since they were built to last like all the NDT International products, we still receive requests from existing clients for the user manual. Click to download Manual for NDT 710 model…