What output options are available?

The standard output is 1-5V analog. Digital I2C communication output is also available, and 0-3V output can be selected.

Is the sensor resistant to condensation and clogging?

Yes, the solid sensing core has no surface cavities or fragile films, making it resistant to clogging, pressure impact, and condensation.

Bafs4000b Mass Gas Flow Sensor with 1-5 V Analog Output

Name: Bafs4000b Mass Gas Flow Sensor with 1-5 V Analog Output
Brand: BNSENS Co., Ltd.
SKU: 2145745275

Jiangsu, ChinaBNSENS Co., Ltd.

US$50.00-500.00

1 Piece

Product profile

Customization

Available

Structure Type

Measuring Core

Measuring Medium

Gas

Model NO.

BAFS4000B

Accuracy Grade

1.5%F.S

Certification

Customized

Test Conditions

Vin=12±0.01VDC,Ta=25°c

Relative Humidity

40%<Relative Humidity<60%

Temperature Range

-25℃ ~+85℃

Storage Temperature

-40℃ ~ 90℃

Humidity

0~100%Rh

Impact Resistant

100g

Supply Voltage (5)

8~18VDC

Key features

MEMS Technology: Built with MEMS flow sensor chip for high precision and reliability.

High Accuracy: 1.5% F.S accuracy with linear output and temperature compensation.

Wide Flow Range: Measures flow from 0 to 300 SLPM for various industrial applications.

Fast Response: 20ms response time ensures real-time effective signal acquisition.

Customizable Range: Flow range between 10SLM and 300SLM can be customized.

No External Calibration: Internal calibration circuit ensures high precision without external adjustment.

Durable Design: Solid sensing core resists clogging, pressure impact, and condensation.

Versatile Output: Provides 1-5V analog output with optional digital I2C communication.

Company profile

Importers and ExportersFast DeliveryQuality Assurance100% Finished Products Inspection

BNSENS Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.57h

AI-Powered supplier vetting

SummaryBNSENS Co., Ltd. is identified as a Chinese manufacturer/factory in Jiangsu specializing in sensors and transmitters for pressure, level, temperature, flow, current, switching, and position applications. The supplier describes MEMS and independently developed ASIC expertise, a U.S.-based R&D center, and supply or cooperation relationships involving Emerson, SICK, TSMC, Siemens, Infineon, and Rohm. Its products are reported as serving multiple industrial sectors, and an audit was conducted by BV; however, the audit result and type are provided only as codes, so certification or compliance conclusions cannot be made. Information on after-sales service, financial credibility, quality systems, customization, sustainability, and several R&D services is insufficient. The stated registered capital is omitted from this assessment for privacy.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a high-tech enterprise specializing in sensor development, manufacturing, and trade. Its stated business scope is Electrical & Electronics, and its listed products cover multiple sensor and transmitter categories.

R&D capabilityBNSENS describes a sensor R&D center in Minnesota, core MEMS-chip technology, independently developed ASIC chips, German-origin production-line introduction, and development of additional industrial-control sensors. These statements provide explicit evidence of R&D and technology activity, although the scope and verification of the capabilities are not further documented.

Production capacityThe supplier is classified as a factory and states that it develops and manufactures a broad range of sensor products. Its history includes a sensor production-line introduction and factory relocation, while reported use across oil, gas, power, chemical, metallurgy, food, environmental protection, aerospace, and municipal applications supports production experience; actual capacity, equipment scale, and output data are not provided.

Client casesThe supplier reports that its products are used across numerous industries and cites relationships or sales involving Emerson, SICK, TSMC, Siemens in Vietnam, Infineon, and Rohm. These are explicit customer or business-cooperation claims, but the slices do not provide project details, order scope, duration, or independently verified case evidence.

Product Q&A

Q:What is the accuracy grade of the BAFS4000B sensor?

The sensor has an accuracy grade of 1.5% F.S with linear output and temperature compensation.

Q:What is the flow measurement range?

The flow range is from 0 SLPM to 300 SLPM. The range between 10SLM and 300SLM can be customized.

Q:Does the sensor require external calibration?

No, the sensor has an internal calibration function and does not require any external calibration compensation.

Q:What is the response time of the sensor?

The sensor has a fast response time of 20ms.

Q:What are the typical applications for this sensor?

It is suitable for ventilators, oxygen generators, gas masks, CPAP devices, anesthesia delivery, leak detection, spectrometers, mass flow controllers, and fuel cell control.