
5 Reasons Why Radar LevelSensors Are Better than
Radar level sensors are revolutionizing liquid measurement by overcoming foam, vapor, and turbulence challenges. Learn how Icon’s ProScan3 80GHz sensor delivers superior accuracy, reliability, Radar
The 300S Series Submersible Level Sensor Transmitter provides continuous level measurement for both corrosive and non-corrosive liquids. These submersible hydrostatic transmitters have been designed for the toughest industrial applications. Unlike ultrasonic level transmitters, our liquid level sensors are completely unaffected by any foam, vapor, turbulence or condensate in the tank.
The 300S Series Tank Level Sensor works by sitting at the bottom of the tank and measuring the head pressure of the liquid pushing down on its stainless steel sensing diaphragm. The only submersible level sensor with an integral molded weight to ensure the sensor will remain at the bottom and you will always receive an accurate, reliable reading.
With a 316 stainless steel body, these level sensors have been engineered to handle some of the toughest applications. All models come equipped with a Teflon® jacketed cable and a Kalrez® O-ring seal to ensure it stands up to the industry’s most corrosive chemicals.
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| Input Pressure Range | ||
| Level ft/H₂O | 14 | 20 | 34 | 54 | *Consult Factory for Levels > 34 ft | |
| Overpressure | Psi | 210 | 290 | |
| Output Signal | Supply | ||
| Output Signal | 4–20 mA | 4–20 mA + HART 2-Wire | 0.5–4.5 VDC Ratiometric | 0–5 VDC | RS-485 3-Wire | |
| Power Supply | 24 VDC | 5 VDC | |
| Performance | ||
| Accuracy | <±0.5% of FS | |
| Permissible Load | Current 2-wire — Rmax = ((Vs − Vsmin)/0.02 A) Ω | Voltage 3-wire — Rmin = 10 kΩ | |
| Influence Effects | Supply: 0.05% Full Scale/10 V | Load: 0.05% Full Scale/kΩ | |
| Long Term Stability | <±0.1% Full Scale over One Year | |
| Response Time | <10 msec | |
| Thermal Effects | Offset and Span | ||
| Thermal Drift | <±0.02% FSO/K in Compensated Range | −13°F – 178°F | −25°C – 85°C | |
| Permissible Temperatures | ||
| Storage/Media Temperatures | −25°C – 85°C | |
| Electrical Protection | ||
| Short-Circuit Protection | Permanent | |
| Reverse Polarity Protection | No Damage to Sensor | |
| Electromagnetic Compatibility | Emission Immunity according to EN 61326 | |
| Electrical Connection | ||
| Jacketed Cable | PTFE | Teflon® −40 – 180°F | |
| Cable | 3-Wire Cable with Integrated Air Tube for Reference to Atmospheric Pressure | |
| Materials | Wetted | ||
| Housing | 316L SS | |
| Seal | Welded 316L SS | |
| Diaphragm | 316L SS | |
| General | ||
| Current Consumption | Max. 25 mA | |
| Weight | Grams | 316 SS: 875 g | |
| Ingress Protection | IP 68 | NEMA 4X | |
| CE-Conformity | EMC Directive: 2004/108/EC | |
| Certification (300SXi model) | ATEX Rated | |
| Notes | *Contact Factory for different options | |

Radar level sensors are revolutionizing liquid measurement by overcoming foam, vapor, and turbulence challenges. Learn how Icon’s ProScan3 80GHz sensor delivers superior accuracy, reliability, Radar
Twist, align, done—bulkhead built for dome tank tops.
Designed for ease, just place it and you’re set.
Strong by design, precise by purpose