Ultrasonic Level Gauge-High Accuracy Non-Contact Liquid Measurement
Instrava Curated Instruments presents a reliable and high-precision ultrasonic level sensor, designed for accurate, non-contact liquid level measurement in a wide range of industrial and environmental applications.
Through our Curated Instruments approach, this solution is optimized for:
- water tank level monitoring systems
- industrial liquid storage measurement
- wastewater and sewage level detection
- non-contact level sensing in corrosive or harsh environments
With high accuracy, stable performance, and robust protection design, this ultrasonic level transmitter delivers dependable results with minimal maintenance.
Key Features
- High accuracy up to ±0.5% FS with stability of 0.1%
- Multiple measuring ranges (4m–30m) for flexible applications
- Non-contact measurement → no wear or contamination
- Reliable performance for liquid level monitoring
- ABS housing → impact-resistant and anti-aging
- IP65 transmitter + IP68 probe protection
- Fully sealed structure for waterproof and dustproof operation
- Weather-resistant design for outdoor applications
Specifications
| Parameter | Specification |
|---|---|
| Accuracy | ±0.5% FS |
| Stability | 0.1% |
| Measuring Range | 4m / 6m / 8m / 12m / 20m / 30m |
| Output Signal | 4–20mA (2-wire) |
| Power Supply | 24VDC |
| Material | ABS |
| Protection Level | IP65 (transmitter) / IP68 (sensor) |
| Display | LCD |
| Application | Liquid level measurement |
| Certification | CE (EMC / LVD) |
| Warranty | 3 Years |
What is an ultrasonic level sensor and how does it work?
An ultrasonic level sensor measures liquid level by emitting sound waves and calculating the time it takes for the echo to return from the liquid surface. This time-of-flight method provides accurate, continuous, and non-contact level measurement.
What are the advantages of ultrasonic level sensors?
Ultrasonic level sensors offer:
- Non-contact measurement (no corrosion or wear)
- Easy installation and low maintenance
- Cost-effective compared to radar sensors
- Suitable for water and wastewater applications
- Reliable performance in open tanks
They are widely used for general-purpose liquid level monitoring.
What is the difference between ultrasonic and radar level sensors?
- Ultrasonic sensors use sound waves and are more affordable
- Radar sensors use electromagnetic waves and perform better in harsh environments
Ultrasonic sensors are ideal for water-based applications, while radar is preferred for high temperature, pressure, or vapor conditions.
What factors affect ultrasonic level measurement accuracy?
Accuracy can be affected by:
- temperature changes (affect sound speed)
- vapor, foam, or dust
- turbulence on the liquid surface
- incorrect installation angle
Modern sensors use temperature compensation and signal processing to improve accuracy.
Where are ultrasonic level sensors commonly used?
They are commonly used in:
- water tanks and reservoirs
- wastewater treatment plants
- industrial liquid storage
- irrigation systems
- environmental monitoring
They are ideal for non-contact water level measurement applications.
How do I choose the right ultrasonic level sensor?
Consider:
- measuring range
- environmental conditions
- required accuracy
- output signal compatibility
- installation method
Choosing the right sensor ensures stable and reliable long-term performance.
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