SFM4100-20-N2O

Pressure-resistant flow sensor for N₂O, 20slm, push-in fittings

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Specification

Gas flow
Full scale flow rate
0 - 20
0 - 20 slm
Typical accuracy
±3% m.v.
±3% m.v.
Calibration
N₂O
N₂O
Sensor output
Flow and T
Flow and T
Maximum operating pressure
6
6 bar
Fluidic connector ports
Legris carstick (6 mm)
Legris carstick (6 mm)
Generic
Supply voltage
3.5 - 9
3.5 - 9 V
Max. supply current
12500
12500 uA
Interfaces
I²C
I²C
Size (LxWxH)
93 x 31.88 x 27.2
93 x 31.88 x 27.2 mm³

Downloads

Name Type Date File Size
Datasheet SFM4100

01/2024

File

481.6 KB

Datasheet 01/2024 PDF 481.6 KB
CRC calculation SFM4100

06/2009

File

43.4 KB

Application note 06/2009 PDF 43.4 KB
Sample code note SFM4100

07/2009

File

103.0 KB

Application note 07/2009 PDF 103.0 KB
Sample code SFM4100

07/2009

File

103.0 KB

Software 07/2009 PDF 103.0 KB
STEP file SFM4100 (Straight)

10/2021

File

2.9 MB

Drawings/CAD 10/2021 ZIP 2.9 MB
Calibration certification SFM4100

08/2010

File

18.8 KB

Certificate 08/2010 PDF 18.8 KB
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
Selection guide gas flow sensors

10/2024

File

617.0 KB

Application note 10/2024 PDF 617.0 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

11/2024

File

97.9 KB

Certificate 11/2024 PDF 97.9 KB
Gas flow sensors brochure

01/2024

File

622.9 KB

Flyer 01/2024 PDF 622.9 KB
Mass flow controllers brochure chinese

06/2024

File

633.9 KB

Flyer 06/2024 PDF 633.9 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-SFM4100
Gas flow sensors evaluation kit SFM4100 SEK-SFMxxxx Gas flow sensors

Download the respective viewer software to start measuring

Go to download center

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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.