MNS-ULSI501 Ultrasonic Water Tank Liquid Level Sensor with Display
Product Description
MNS-ULSI501 Ultrasonic Liquid Level Sensor
The MANORSHI MNS-ULSI501 is an ultrasonic liquid level sensor designed for water tank and liquid depth measurement.
It provides multiple measuring range options from 5 m up to 70 m and supports both current and voltage output signals for integration with compatible monitoring and control equipment.
The sensor combines non-contact ultrasonic measurement, local display, multiple installation thread options and IP68 protection, making it suitable for different liquid level monitoring requirements.
Key Features
Non-contact ultrasonic liquid level measurement
Multiple measuring ranges up to 70 m
Multiple current and voltage output options
High resolution for liquid level measurement
IP68 protection for demanding environments
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | MNS-ULSI501 |
| Brand | MANORSHI |
| Detection Principle | Ultrasonic |
| Measuring Range | 5–70 m, Optional |
| Accuracy | 0.25%–0.5%FS |
| Resolution | 3 mm or 0.1%FS, Whichever is Greater |
| Blind Zone | 25–120 cm |
| Current Output | 4-20mA, 750Ω Load |
| Voltage Output | 1-5V / 0-5V / 0-10V, 3-Wire |
| Power Supply | 24VDC, 120mA / 12VDC / 220VAC ±15%, 50Hz |
| Working Pressure | 2 Bar |
| Working Temperature | -20°C to +80°C |
| Display | English Display: Level Measurement / Distance Measurement / Transmission Value |
| Protection Level | IP68 |
| Installation Thread | M68×2.0 Male / G 1-1/2" Male / M108×2.0 Male |
Typical Applications
Water tank level measurement
Liquid depth measurement
Liquid level monitoring
Industrial tank level sensing
Liquid storage level measurement
OEM liquid level monitoring systems
FAQs
What is the MNS-ULSI501 used for?
The MNS-ULSI501 is designed for ultrasonic water tank and liquid depth level measurement.
What is the maximum measuring range?
The product specification provides selectable measuring ranges up to 70 m.
What output signals are available?
The sensor supports 4-20mA, 1-5V, 0-5V and 0-10V outputs.
What is the measurement accuracy?
The specified accuracy is 0.25%–0.5%FS.
What is the resolution?
The specified resolution is 3 mm or 0.1%FS, whichever is greater.
What is the blind zone?
The specified blind zone is 25–120 cm.
What power supplies are available?
The specification lists 24VDC, 12VDC and 220VAC ±15%, 50Hz power options.
What is the working temperature?
The specified working temperature range is -20°C to +80°C.
What is the protection level?
The MNS-ULSI501 is rated IP68.
What mounting threads are available?
Available thread options include M68×2.0 male, G 1-1/2" male and M108×2.0 male.
Does the page specify the housing material?
No. The current product page does not provide the housing or probe material.
Does the page specify a temperature measurement range?
No. Although the product title mentions a temperature display, the current specification table does not provide a separate temperature measurement range.