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Portalevel® Original

6th Generation Portable Ultrasonic Liquid Level IndicatorP/N: 2290334NSN: 6680-99-275-5292POAEx-stockSame-Day Dispatch*Request Quote*Order must be placed before 1pm UK office hours



The Portalevel® Original is our low cost, entry level model in the Portalevel® range. It is based on an older design and brought back into the range for those customers looking for low intensity and price conscious applications. The unit is proven in the field and especially suited to standard cylinder sizes between 20 – 80KG of agent weight.

Three years warranty
Lifetime support
Calibration & trainingcertificates available1
Inspect a cylinder in 90 seconds
Ultrasonic technology No radiation. Non-intrusive.
10 hour battery life
Accurate to 3.0mm
Dual LCD & LED disply


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Package includes

Technical Specifications

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  • Height:155 mm (6.10 inches)
  • Width:95 mm (3.74 inches)
  • Depth:45 mm (1.77 inches)
  • Weight:500 grams (17.63 ounces)


+/-3mm (1/8 inch)

Verifiable Agents2

CO2, H20, capable on most FM-200™and NOVEC™1230 cylinders


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)


LCD Numeric Digital with LED Bar Graph

Operating Temperature

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


  • Classification Society Approved- RINA
  • CE
  • ISO 19011 Registered


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


Main Unit: 3 Years WarrantySensor: 1 Year WarrantyLifetime Customer Support

Package Contents

  • 1 Potalevel Original unit
  • 1 Wet Sensor
  • Ultrasonic Gel
  • 1 Hard Wearing Carrying Case
  • Calibration certificate
  • Operating Instructions
  1. Certificates of competence are issued at the discretion of Coltraco Technical Department.
  2. If a specific agent is not listed then please enquire with our technical support team
  3. Please note for rugged applications on old or rough cylinders a dry sensor can be exchanged in the package.
  4. Download Specifications PDF version here-

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Call: +44 207 629 8475
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Email: sales@coltraco.co.uk
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with your request personally.