Can the sensor be customized for explosion-proof requirements?

Yes, both explosion-proof and non-explosion-proof versions are available depending on the probe material.

What is the lead time for customized orders?

Customized orders are delivered within 7-12 days after payment.

What industries can this sensor be applied to?

Applications include sedimentation tanks, sewage treatment, food industry, electricity mining, and petrochemical industries.

4-20mA RS485 NPN Output Ultrasonic Sensor for Water Level Tank

Name: 4-20mA RS485 NPN Output Ultrasonic Sensor for Water Level Tank
Brand: Holykell Technology Company Limited
SKU: 884141805

Hunan, ChinaHolykell Technology Company Limited

US$99.00-249.00

1 Piece

Product profile

Customization

Available

Type

Waterproof Ultrasonic Sensor

Output Signal Type

Analog Type

Model NO.

UE3003

Certification

Level Range

5m 10m 15m...70m Ultrasonic Sensor

Accuracy

0.25%-0.5%F.S

Blind Area

0.2-0.6m (According to Different Range and Sensor

Output

4-20mA or RS485, Relay Output

Working Pressure

2 Bar (Explore Proof Type Is 5 Bar)

Power Supply

220VAC+15% 50Hz;24VDC;120mA ;12VDC

Application

Water Liquid Solid

Waterproof

IP65~IP68 by Customized

Usage

Ultrasonic Water/Fuel Level Sensor

Transport Package

Standard Export Carton Packaging, or as Required

Trademark

Holykell

Origin

Hunan, China (Mainland)

Key features

Wide Measurement Range: Max range reaches up to 60m with options for 5m, 10m, 15m, and more.

Multiple Output Types: Supports 4-20mA, RS485, RS232, NPN, Relay, and 0-5V signals.

High Protection Class: IP65 to IP68 waterproof rating available with customized explosion-proof options.

Dual Version Options: Offers both explosion-proof and non-explosion-proof versions based on probe material.

LCD Display Feature: Humanized design allows simultaneous display of distance and level.

Fast Delivery: Normal specifications released within 24 hours; customized orders in 7-12 days.

Comprehensive Warranty: 18-month warranty period with lifetime maintenance support provided.

OEM/ODM Services: Full customization available from samples, designs, or flexible requirements.

Company profile

High Repeat Buyers ChoiceCooperated with Fortune 500Years of Export ExperienceFast Delivery

Holykell Technology Company Limited

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Shanghai Port.Shenzhen Port.Guangzhou Port.Average Response Time: ≤4.05h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, and R&D capabilities. Evidence shows documented procedures for corrective actions, customer complaints, supplier assessment, and R&D design controls. It provides overseas installation, debugging, maintenance, repair, and training, supported by overseas agents or branches, but has no overseas warehouse or showroom. R&D capabilities include recent product development, ODM/OEM services, 3D design, multiple engineering software tools, and documented design verification activities; however, no SDK is available. Production evidence includes four production lines and stated annual capacities of 500,000 level sensors, 500,000 pressure sensors, and 300,000 flow meters, with lead times within 15 working days in both peak and off-peak seasons. No explicit certification, financial-strength evidence, or named customer cases is provided.

Supplier typeThe supplier is explicitly classified as a combined company rather than an offshore company. Its listed offerings cover manufacturing, export trade, service, quality control, R&D, and sustainable development capabilities, indicating a broad integrated supplier profile.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints. It offers overseas debugging, maintenance, repair, training, and equipment installation, and operates through overseas agents or branches; however, it has no overseas warehouse or showroom.

R&D capabilityThe supplier reports new product development during the past year, ODM services, 3D software design, and R&D tools including CAD, SolidWorks, Altium Designer, and LabVIEW. It also maintains design input, output, review, verification, and validation documents, although no SDK is available.

Production capacityThe supplier operates four production lines and reports annual capacities of 500,000 level sensors, 500,000 pressure sensors, and 300,000 flow meters. It lists specialized production and testing equipment, with lead times stated as within 15 working days in both peak and off-peak seasons.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D design and ODM services. These records support broad product customization capability.

Product Q&A

Q:Which kind of liquid can be measured?

Holykell suggestion: 1. Make sure medium of purity 2. Not full of dense gas in the liquid 3. Be suspended in the liquid solid such as crystal 4. At the bottom of the container can't deposit large amounts of sediment and sediment 5. Medium viscosity<10mPa.s Normal measurement 10mPa.s Dynamic viscosity>30mPa.s cannot measure

Q:What is the working temperature range?

The sensor operates within a temperature range of -40C to 85C.

Q:What are the available power supply options?

Power supply options include 24 VDC / 300mA, 220VAC+15% 50Hz, and 12VDC.

Q:How long is the warranty period?

We provide an 18-month warranty period with lifetime maintenance services.

Q:What is the blind zone of the sensor?

The blind zone ranges from 300mm to 800mm depending on the specific range.