Home —» Products —» Thickness Gauges —» Direct-reading thickness gauges

Direct-reading thickness gauges

Instruments on which the measurement is read directly as a numerical value. Some models (CX8-DL, PCX8-DL) add supporting graphic views, such as bar graph and B-Scan.

Quick guide: the models in the family

The model sheets

Dakota NDT ZX-range ultrasonic instrument family overview

ZX Series · Family overview

Dakota ZX Series – Entry-Level Corrosion Thickness Gauges (ZX-1, ZX-3)

Family overview of the entry-level ZX series, comparing the two base models.

  • ZX-1 pre-calibrated for steel
  • ZX-3 with extended range, scan mode, differential mode and limit alarm
  • Base models without data logger
  • Extruded aluminium housing, 5-year warranty
  • 2×AA power supply, up to 45 hours of operation

→ Find out more

↑ Back to the quick guide

Dakota NDT ZX1 ultrasonic thickness and corrosion gauge

ZX Series · Fixed velocity

Dakota ZX-1 – Fixed-Velocity Thickness Gauge

Fixed-velocity thickness gauge: set the material velocity and measure, with no specialist training.

  • Pulse-Echo measurement from 0.63 to 914.4 mm
  • No training required
  • 120 MHz FPGA timing, 150 V square wave pulser
  • Display readable down to −30 °C
  • 45 hours of operation with alkaline AA cells, 5-year warranty

→ Find out more

↑ Back to the quick guide

Dakota NDT ZX3 ultrasonic thickness and corrosion gauge

ZX Series · Adjustable gain

Dakota ZX-3 – Thickness Gauge with Adjustable Gain

Adds to the base level of the ZX series what is needed when the surface does not cooperate.

  • Pulse-Echo measurement from 0.63 to 914.4 mm
  • Adjustable gain 40–52 dB in 3 dB steps
  • High-speed scan at 100 Hz with minimum reading
  • Manual or automatic zeroing, selectable probe diameter
  • Operating temperature −30 / +75 °C, 5-year warranty

→ Find out more

↑ Back to the quick guide

Dakota NDT ZX5-DL ultrasonic thickness and corrosion gauge with data logger

ZX series · Data logger

Dakota ZX5-DL – Pulse-Echo thickness gauge with data logger

The Pulse-Echo thickness gauge of the ZX series with built-in 10,000-reading data logger.

  • Pulse-Echo measurement from 0.63 to 914.4 mm
  • Data logger: 10,000 readings in 40 files of 250
  • USB-C, export to .csv file
  • Adjustable gain 40–52 dB, scan at 100 Hz

→ Find out more

↑ Back to the quick guide

Dakota NDT ZX6-DL multi-echo ultrasonic thickness gauge with data logger

ZX Series · Multi-Echo with data logger

Dakota ZX6-DL – Multi-Echo Thickness Gauge with Data Logger

Top of the ZX series: the only one in the family that measures through paint, with 10,000-reading data logger.

  • The only one in the series with Multi-Echo Through-Paint
  • Multi-Echo range 2.54 – 152.4 mm
  • Data logger of 10,000 readings in 40 files
  • Part Number Z-306-0003

→ Find out more

↑ Back to the quick guide

Dakota NDT PCX for ultrasonic precision measurement on thin materials

PCX Series · Precision Thickness Gauge

Dakota PCX8-DL – PTG Precision Gauge

PTG specialised for thin substrates, with Bluetooth and material presets.

  • Three dedicated modes: Interface Echo, Echo-Echo, Plastic Mode
  • Accuracy up to ±1%, 2.4″ colour TFT display
  • 39 material presets, memory of 100,000 readings
  • USB + Bluetooth LE, IP64
  • Transducer to be ordered separately (e.g. 15 MHz)

→ Find out more

↑ Back to the quick guide

Dakota NDT CX2 entry-level ultrasonic thickness gauge

CX Series · Entry level

Dakota CX2 – Basic Thickness Gauge

Entry-level model of the CX series, for quick thickness checks on steel and common metals.

  • Pulse-Echo mode
  • Range 0.63 – 500 mm, resolution 0.1 mm
  • Zeroing on built-in disc
  • IP64 protection, weight 210 g

→ Find out more

↑ Back to the quick guide

Dakota NDT CX4 ultrasonic thickness gauge with ThruPaint function

CX Series · ThruPaint™

Dakota CX4 – Thickness Gauge with ThruPaint™

The CX2 platform with the addition of through-coating measurement.

  • Echo-Echo ThruPaint™ mode
  • Measurement on painted surfaces without removing the coating
  • Velocity Mode to characterise an unknown material
  • Same hardware platform as the CX2

→ Find out more

↑ Back to the quick guide

Dakota NDT CX family — CX6-DL instrument with data logger and wireless

CX Series · With data logger

Dakota CX6-DL – Thickness Gauge with Data Logger

First model of the CX series with built-in data logger.

  • Built-in data logger
  • Readings stored in alphanumeric batches
  • Transfer to PC via DakMaster™
  • PE + EE ThruPaint modes

→ Find out more

↑ Back to the quick guide

Dakota NDT CX8-DL ultrasonic thickness gauge with data logger and B-Scan

CX Series · Top of the range

Dakota CX8-DL – Gauge with Data Logger and B-Scan

Top of the CX series, with B-Scan cross-sectional display.

  • Cross-sectional B-Scan
  • Scan mode up to 16 Hz
  • Memory of 100,000 readings in 1,000 batches
  • Part Number Z-313-0001

→ Find out more

↑ Back to the quick guide

Dakota NDT PZX1-DL ultrasonic precision thickness gauge product overview

PZX Series · Legacy model

Dakota PZX1-DL – Precision Gauge for Thin Substrates

Legacy model of the precision range, dedicated to thin substrates.

  • Precision measurements on thin substrates
  • Supported for service and calibration
  • For new purchases the PMX2-DL or PMX3-DL are recommended

→ Find out more

↑ Back to the quick guide

Looking for a different instrument? See the thickness gauges with A-Scan / B-Scan or the quick selection guide for the entire range of thickness gauges.

Further information and contacts

Systems division and sensor integration partner : www.roder.it
More information about RODER SRL : about us
Contact for general information : info@roder.it
Contact for information about these products : info@roder.it


The information contained on this web page is provided for information purposes only. Although it has been compiled with the utmost care, it does not constitute a contractual offer or a binding commitment to supply. It may contain transcription, translation or typographical errors. For precise and up-to-date information, please contact our company directly.

Some images on this website have been intentionally generated using Artificial Intelligence (AI). This is because, for many applications and projects, it is not possible to disclose photographs of the installation or of the actual system due to confidentiality agreements, confidentiality clauses and non-disclosure agreements (NDAs).