Cygnus 1 Intrinsically Safe Ultrasonic Thickness Gauge

Rugged, durable, shock-proof construction, Stable calibration - linear accuracy - no zero adjustment. For use in Zone 0, Zone 1 hazardous areas, also approved for use in MINES. Supplied with heavy duty remote 2.25 MHz x 13 mm (½") diameter probe. Accuracy ±0.1 mm (±0.004 inch) or 0.1% of thickness measurement, whichever is greatest, when calibrated in accordance with Cygnus Instruments calibration procedure. Resolution 0.1 mm (0.005 inch) or 0.05 mm (0.002 inch)