Reliable Non-Contact Ultrasonic Sensor for Liquid Level Monitoring With RS232/RS485 Interface
Product Spotlights
1.Product Overview
Ultrasonic liquid level sensor is based on the principle of ultrasonic echo ranging. The sensor is installed outside the bottom of the oil tank, emitting ultrasonic signals from the bottom. When it encounters the oil surface, it reflects back, and then calculates the liquid level height based on time and speed.
At the same time, we combine our unique digital signal processing technology to overcome the influence of the container wall, so as to achieve high-precision non-contact measurement.
2.Working Principle
Ultrasonic level gauge is based on the principle of ultrasonic echo ranging. The sensor is installed outside the
bottom of the oil tank, emitting ultrasonic signals from the bottom. When it encounters the oil surface, it reflects back, and then calculates the level height based on time and speed.
By combining digital signal processing technology, the influence of container walls is overcome, achieving high-precision non-contact measurement of liquid level inside the container, and meeting industrial application requirements in terms of application.
3.Main Performance
| Range: | Default 1m,Up to 4m; |
| High-Precision: | Measurement resolution 0.1mm, measurement accuracy ± 0.5% FS; |
| Easy Installation: | The fuel tank does not require drilling and does not damage the structure of the fuel tank; |
| Rich Interfaces: | RS232 / RS485 、0-5 V;; |
| Good Stability: | Working temperature range -30 ℃~+80 ℃; |
| Professional Certification: | CE/RoHS/CNEX explosion-proof certification/IP67 protection certification. |
4.Technical Parameter
| S/N | Project | Explain |
| 1 | Working voltage | 9~36VDC |
| 2 | Power Consumption | 0.36W/12VDC |
| 3 | Operation Temperature | -30℃~+80℃ |
| 4 | Measurement Range | 3~100cm |
| 5 | Measurement Accuracy | ±0.5% FS |
| 6 | Measurement Resolution | 0.1mm |
| 7 | Communication Interface | RS232(TUB01)/RS485(TUB02) |
| 8 | Applicable fuel tank material |
Conventional fuel tanks such as aluminum alloy, iron, and plastic are all suitable for use |
Regarding the measurement range description:
For Q235 steel plate with a thickness of 5mm, the measurement range is 3-100cm under 0 diesel fuel;
The rest shall be based on the actual height measured, depending on the material and thickness of the container.
5.Product list
6.Application Fields
Xiamen Xinde loT Technology Co., Ltd.'s ultrasonic liquid level sensors have been widely used in real-time fuel level monitoring of fuel tanks for logistics fleets, passenger cars, oil tankers, fire trucks, various sanitation vehicles, and different commercial vehicle models.
7.FAQ
Q1: What is your company's core business?
A: Xiamen Xinde loT Technology Co., Ltd. specializes in R&D and manufacturing of precision sensors and IoT solutions. Our product lines cover:
- Automotive IoT: Ultrasonic level sensors, Vehicle Telematics Units, Active Safety Video Terminals
- Structural Monitoring: Settlement/inclination sensors, Hydrostatic level gauges, Strain/pressure gauges, Data loggers with wireless transmission
Q2: Are you a manufacturer or trading company?
A: We are a manufacturer with in-house R&D center and production facilities in Xiamen, China. All products are independently designed and strictly quality-controlled.
Q3: What is your minimum order quantity (MOQ)?
A: Standard products start from 10 units. MOQ for customized items varies by project complexity - contact us for evaluation.
Q4: How long is your lead time?
A: Standard products: 15-30days after order confirmation. , a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
Q5: Can I get samples?
A: We have to charge both samples and freight cost, and when you place orders, we'll refund your sample cost.
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