▎Product Introduction :
The IRM100 Series In-line Infrared Sensor is a gas sensor based on the principle of single-light-source dual-wavelength non-dispersive infrared (NDIR) measurement technology. This sensor employs high-end infrared light sources and detectors, utilizes gold-plated components for optical path transmission, and offers optional gas filtration devices to enhance measurement accuracy and stability.
▎Key Features :
1.False-alarm-proof fault diagnosis technology.
2.Fully gold-plated anti-corrosion gas chamber with anti-condensation technology.
3.Temperature and pressure compensation technology.
4.Service life >10 years.
▎Technical Specifications :
Parameter Name |
Parameter Value |
Detection Principle |
Single-light-source dual-wavelength (NDIR) |
Warm-up Time |
<2min |
Flow Rate |
(0.2~1) L/min |
Sampling Method |
In-line type |
Linearity Error |
<±1%F.S |
Response Time (T₉₀) |
<12s (@500mL/min) |
Repeatability |
<1% |
Minimum Detection Limit |
1%F.S |
Resolution |
0.1%F.S |
Detectable Gases and Measurement Ranges
Parameter Name |
Parameter Value |
SF₆ |
(0~100) μL/L (0~1000) μL/L |
C₄F₇N |
(0~1000) μL/L |
CO₂ |
(0~2000) μL/L |
CF₄ |
(0~1000) μL/L |
C₅F₁₀O |
(0~1000) μL/L |
CH₄ |
(0~5) %Vol |

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