What is the warranty period?

We provide an 18-month warranty for natural disasters or man-made damage. Beyond the warranty, free maintenance or shell replacement is offered.

How long does it take to start using the device?

With the large LCD menu, beginners can easily get started in less than 5 minutes.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Ultrasonic Level Sensor for Tanks 0-20m with 4-20mA Output

Name: Ultrasonic Level Sensor for Tanks 0-20m with 4-20mA Output
Brand: Anhui Qidian Automation Technology Co., Ltd.
SKU: 2047009932

Anhui, ChinaAnhui Qidian Automation Technology Co., Ltd.

US$299.00

1-2 Pieces

US$286.00

3-4 Pieces

US$275.00

5-9 Pieces

US$250.00

10-49 Pieces

US$200.00

50+ Pieces

Product profile

Customization

Available

Type

Large range Ultrasonic Sensor

Output Signal Type

Digital Type

Model NO.

QDY70B

Production Process

Integration

Sensitivity

High

Probe Type

Straight Probe

Measuring Medium

All

Detection mode

Direct Reflection Type

IP Rating

IP65

Certification

Customized

Name

Ultrasonic Level Sensor Transmitter

Range

0-20m

Power

DC24V

Output

4-20mA Hart RS485

Accuracy

0.5%

Transport Package

Carton Package Express Shipping

Specification

32*26*7

Trademark

QIDIAN

Origin

China Mainland

HS Code

9026900010

Production Capacity

500000

Key features

Super Waterproof Design: IP68 rating with unique 45-degree bevel joint, withstands submersion for a year without glue.

Anti-Burnout Protection: 4-20mA output remains safe even if DC24V power supply is misconnected.

Multi-Functional Output: 4-wire system includes 4-20mA, Modbus485, and 2 relays by default.

High Accuracy: Measurement accuracy ranges from 0.25% to 0.5% for reliable data transmission.

Patent Protection: Covered by invention, appearance, and utility model patents for quality assurance.

Easy Operation: Large LCD menu allows beginners to start within 5 minutes.

Long Warranty Period: 18 months warranty covering non-man-made damage with free shell replacement.

Customizable Probe: Probe length and thread size (G2 or 72*2mm) can be customized for different ranges.

Company profile

Importers and ExportersIn-stock CapacityCustomization from SamplesQuality Assurance

Anhui Qidian Automation Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-01-01Nearest Port: ShanghaiAverage Response Time: ≤5.23hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, FCA

AI-Powered supplier vetting

SummaryAnhui Qidian Automation Technology Co., Ltd. is a high-tech industrial automation supplier founded in 2011. It offers broad customization, 3D software design, ODM/OEM services, SDK support, and documented R&D processes. Its portfolio includes signal isolators, safety barriers, transducers, level sensors, and digital pressure gauges. Stated production capacity is 100,000 pieces each for level transmitters and pressure transmitters, with standardized finished-product inspection. The supplier reports ISO9001:2015, RoHS, CE, and FCC certifications, documented complaint handling and corrective-action procedures, and overseas installation, debugging, maintenance, repair, and training services. Innovation evidence is mixed because the supplier reports no new products in the past year, although it maintains R&D engineers, technical documentation, and development capabilities. No financial information or Fortune 500 customer collaboration is provided.

Supplier typeThe supplier describes itself as a high-tech enterprise specializing in industrial automation and intelligent solutions, with products including signal isolators, safety barriers, electrical and pressure transducers, liquid-level sensors, and digital pressure gauges. This supports classification as an industrial automation equipment and component manufacturer.

CertificationsThe supplier reports RoHS, CE, FCC, and other product compliance certifications, as well as an ISO9001:2015 management-system certificate. The slices explicitly document multiple product and quality-system certifications.

After-Sales capabilityTechnology engineers provide technical support for production and after-sales service, while overseas offerings include debugging, maintenance, repair, training, and equipment installation. Complaint handling, supplier-service assessment, and corrective/preventive-action procedures are documented and followed, indicating an established service process.

Production capacityReported annual productivity is 100,000 pieces each for level transmitters and pressure transmitters. The supplier has high- and low-temperature alternating and aging facilities, standardized finished-product inspection instructions, a stated off-season and peak-season lead time within 15 workdays, and documented quality assurance and traceability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also offers 3D software design, ODM, OEM for popular brands, SDK availability, and states that products can be customized to customer specifications.

Client casesThe supplier identifies Canton Fair participation and states that it offers overseas services in locations described as the United Nations and Russia. It explicitly reports no collaboration with Fortune 500 companies, and no named customer cases or verifiable project references are provided.

Product Q&A

Q:What is the waterproof rating of the sensor?

The sensor achieves an IP68 waterproof level with a unique 45-degree bevel joint design, capable of withstanding submersion for a year without glue filling.

Q:Does the sensor have protection against power supply errors?

Yes, the 4-20mA output will not burn out even if the DC24V power supply is misconnected.

Q:What output signals are available?

The 2-wire system offers 4-20mA. The 4-wire system defaults to 4-20mA plus Modbus485 and 2 relays.

Q:What is the measurement accuracy?

The accuracy ranges from 0.25% to 0.5%.

Q:Can the probe be customized?

Yes, the probe can be extended and customized. Thread sizes include G2 for up to 10 meters and 72*2mm for 15-20 meters.