Cygnus 1 Ex

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Designed for taking reliable thickness measurements in Zone 0 Explosive Atmospheres and boasting advanced data logging and manual measurement mode. The Cygnus 1 Ex features a large colour LCD display and 3 measuring modes for through-coat measurements and various materials - including heavily corroded metals.

Cygnus 1 Ex

Key features of the Cygnus 1 Ex advance intrinsically safe ultrasonic thickness gauge:

  • Certified Intrinsically Safe to ATEX, IECEx, UKEX for Zone 0 and NRTL for Class 1, Division 1
  • 3 measuring modes for levels of corrosion, various materials and through-coat measurements
  • Manual Measurement Mode allows gates and gain to be configured to suit your application
  • Live A-Scans aid visual measurement verification
  • Live B-scans give a quick, cross-sectional representation
  • 4 function keys for easy controls and dynamic views
  • Deep Coat function ignores thick coatings
  • User Access feature protects records with correct user access levels
  • Measurement setup can be saved and restored for a quick start
  • Measurement Freeze function and Ref/Min/Max thickness limits
  • A solid-state electronic instrument with a rugged IP67 rated enclosure
  • Available as SC, TC, PLUS and PRO variants with options of upgradeable features.


Measuring Modes Single Echo with Twin Crystal Probes
Echo-Echo with Twin Crystal Probes
Multiple Echo with Singly Crystal Probes
Materials Sound velocity from 1000 m/s to 9000 m/s [0.0390 in/us to 0.3543 in/us]
Accuracy ±0.1 mm (±0.004”) or 0.1% of thickness measurement whichever is the greatest
Resolution 0.1mm, 0.05mm or 0.01mm depending on probe type
Probe Options Single crystal and twin crystal probes
Measurement Range in Steel 0.8mm to 250mm (0.031 in. – 10 in.) depending on selected probe and configuration,
material and temperature
Connector Single Dual Coaxial Connector
Power Supply Rechargeable, removable Lithium-Ion battery pack
Power Rating 2W
Probe Sockets Single Dual Coaxial Connector
Battery Life 6-8 hours continuous measurement
Display 3.5” VGA, sunlight readable colour display
Size 270mm tall, 135mm wide, 80mm deep
Weight 1 kg with battery
Operating Temp. -0°C to +50°C (32°F to 122°F)
Storage Temp. -10°C to +65°C (50°F to 149°F)
Data Logging 10,000 measurements and A-scans per record
Computer Software CygLink allows remote logging and viewing of A-scan graphs. Survey and report
generation to PDF file. Graphic analysis of data and statistical calculations.
Bluetooth connection to transfer data to a Windows® computer with CygLink.
Certification ATEX, IECEx and UKEX
I M1 Ex ia Ma
(Tamb = 0°C to +50°C)
II 1G Ex ia IIC T4 Ga
(Tamb = 0°C to +50°C)
Certificate Numbers;
ATEX: ExVeritas 21ATEX0860X
UKEX: ExVeritas 21UKEX0861X
I.S. Class I Zone 0 AEx ia IIC Ga T4
I.S. Class I Division 1 Groups ABCD T4
(Tamb = 0°C to +50°C)
NRTL / MET US Certification,
Listing Number E115506
Environmental Protection IP67
Pollution degree 3
Standards Designed for BS EN 15317:2000
Warranty 3 years on gauge and 6 months on probe








For orders under € 450 we charge € 25 order costs.

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