SFM4300-20-P

Pressure-resistant multi-gas flow sensor, 20slm, push-in fittings

Specification

Gas flow
Full scale flow rate
0 - 20
0 - 20 slm
Typical accuracy
±2% m.v.
±2% m.v.
Calibration
Air, O₂, N₂O and mixtures thereof
Air, O₂, N₂O and mixtures thereof
Sensor output
Flow and T
Flow and T
Maximum operating pressure
6
6 bar
Fluidic connector ports
Legris push-in (8 mm)
Legris push-in (8 mm)
Generic
Supply voltage
4.75 - 5.6
4.75 - 5.6 V
Max. supply current
10000
10000 uA
Interfaces
I²C
I²C
Size (LxWxH)
131.3 x 43.8 x 39.9
131.3 x 43.8 x 39.9 mm³

Downloads

Name Type Date File Size
Datasheet SFM4300

05/2022

File

1.2 MB

Datasheet 05/2022 PDF 1.2 MB
Selection guide gas flow sensors

07/2024

File

623.0 KB

Application note 07/2024 PDF 623.0 KB
STEP file SFM4300

10/2021

File

6.8 MB

Drawings/CAD 10/2021 ZIP 6.8 MB
Reference and flow conversions

09/2021

File

293.7 KB

Application note 09/2021 PDF 293.7 KB
Reference and flow conversions calculator

10/2021

File

30.3 KB

Application note 10/2021 XLSX 30.3 KB
Engineering guide SFM

01/2021

File

592.1 KB

Guide 01/2021 PDF 592.1 KB
SEK-ControlCenter (all devices)

10/2021

Link

-

Software 10/2021 Link -
Calibration certification gas flow sensors

01/2023

File

169.8 KB

Certificate 01/2023 PDF 169.8 KB
REACH and RoHS declaration SFM/SGM

07/2024

File

98.0 KB

Certificate 07/2024 PDF 98.0 KB
Mass flow controllers brochure chinese

06/2024

File

633.9 KB

Flyer 06/2024 PDF 633.9 KB
Overview of Sensirion gas flow meters

01/2024

File

1013.9 KB

Flyer 01/2024 PDF 1013.9 KB

Sensor evaluation

Buy the following products to evaluate this sensor

Name Description Series Category
SEK-SensorBridge
Connecting bridge with two sensor ports SEK-SensorBridge
SEK-SFM4300-20-P
Gas flow sensors evaluation kit SFM4300 SEK-SFMxxxx Gas flow sensors

Download the respective viewer software to start measuring

Go to download center

Start testing our sensors fast and easy with the evaluation kits

How to get started

Latest Gas flow sensors

Upcoming

SFM3304-D

Proximal single-use gas flow sensor in single packaging for OEM

  • Sensor
  • Gas flow sensors
Active

SFM6000-OEM

Best price-performance ratio, customizable version

  • Sensor
  • Gas flow sensors
Active

SFM6000D-50slm

Best price-performance ratio, distribution version, 50 slm

  • Sensor
  • Gas flow sensors
Active

SFM6000D-20slm

Best price-performance ratio, distribution version, 20 slm

  • Sensor
  • Gas flow sensors
Active

SFM6000D-5slm

Best price-performance ratio, distribution version, 5 slm

  • Sensor
  • Gas flow sensors
Active

SFM5460

High-precision, configurable, fast, gas flow sensor for OEM

  • Sensor
  • Gas flow sensors
Active

SFM5330

High-precision, configurable, fast, digital flow sensor for OEM

  • Sensor
  • Gas flow sensors

Smart sensors for your application

Sensirion's sensor solutions are used in a wide range of applications and markets. Our reliable environmental and flow sensors improve energy efficiency, increase health and ensure safety and comfort.