The Portalevel® ORIGINAL is the seventh-generation portable ultrasonic liquid level indicator from Coltraco Ultrasonics. Ideal for testing cylinder levels of fire suppression systems - especially CO2.
- Connect the main unit and sensor
- Press the "On" button
- Place the sensor near the top of the cylinder
- Move the sensor down in 5 cm / 2 inch increments to the area with the highest values and press CAL to get a full bar graph
- Move the sensor in increments of 5 cm / 2 inches or smaller until the LED graph disappears, this is your liquid level.
Size:
- Height:98 mm (3.86 inches)
- Width:158 mm (6.22 inches)
- Depth:45.5 mm (1.80 inches)
- Weight:420 grams (14.82 ounces)
Accuracy: +/-3mm (1/8 inch)
Controllable fluids: CO2, H20, capable on most FM-200® and NOVEC®1230 cylinders, HFC-225 & HFC-227ea
Sensor:

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.
Nutrition: 4 x AA 1.5V Batteries (battery life 10 hours)
Display:

Operating Temperature:
-20°C to +70°C (68°F to 158°F)Relative Humidity-5 % - 95 %
Certificates:
- Classification Society Accepted- RINA
- CE
- UKAS ISO 9001:2015
Classifications:
NATO Stock Number: 6680-99-275-5292
Warranty:
Main Unit:3 Years Warranty Sensor:1 Year Warranty Lifetime Customer Support
Content:
- 1 Portalevel Original unit
- 1 Dry Sensor
- Ultrasonic Gel
- 1 Hard Wearing Carrying Case
- Calibration Certificate
- Operating Instructions