Coltraco spend significant time working on progressing their range. Within Portalevel range, 8th generation of ultrasonic level indicator – Portalevel Intrinsically Safe is going to be launched for use in ATEX 1 atmospheres.

Some customers operate in specific environments where the presence of potentially dangerous gases can be experienced. Examples of this can include Oil and Gas Drilling, Petrochemical Refining and processing, Fuel Storage, Chemical manufacturing and many similar environments. To cater for such customers who need to inspect fire systems in such environments, we have developed the ATEX Approved Portalevel Max specified to Zone 1 environments.

Technical Specifications of Portalevel Intrinsically

Here, we have enlisted technical specs available with this liquid level indicator. Give it a look!


  • Height: 200mm
  • Width: 82mm
  • Weight: 350grams
  • Depth: 30mm

Verifiable Agents

CO2, H20, FM-200™, NOVEC™1230, old Halons such as 1301 and 1211, FE-13™, FE-25™, FE-36™, HFC-225 & 2271


+/- 1.5mm (1/8 inch)

TX/RX Dry Sensor

  • 14 mm diameter head
  • Contained within a magnetized sensor applicator
  • Connected by BNC connectors to 1 m length co-ax cable.

Power Supply

4 x AA 1.5V Batteries (battery life 10 hours)

Operating Temperature

20°C to +70°C (68°F to 158°F)Relative Humidity-5 % – 95 %


Membrane control operated, LCD back-lit Display measuring 55 x 28 mm


  • IP Rating 65
  • NATO Stock Number: 6680-99-275-5292


  • Zone 1 ATEX Certified
  • CE
  • ISO 19011 Registered
  • UL Approved


  • Main Unit: 3 Years Warranty
  • Sensor: 1 Year Warranty
  • Lifetime Customer Support

Portalevel Content

  • 1 Portalevel® Intrinsically Safe unit
  • 1 Wet Sensor
  • Ultrasonic Gel
  • 1 Hard Wearing Carrying Case
  • Calibration certificate