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ZADETECTOR Low-power infrared methane gas sensor

Specifications

SKU: ZADETECTOR Low-power infrared methane gas sensor

Detected gases methane, isobutane
Detection principle Non-dispersive infrared absorption (NDIR)
Detection range Methane: 0 - 5% VOL; Isobutane: 0 - 1.8% VOL
Measurement error ±3% LEL
Operating voltage 3.0V - 5.0V (3.3V recommended)

The NDIR sensor is based on the Beer-Lambert law and uses an LED narrow-band light source and a fast-response photodiode (PD).  Combined with a low-power circuit and an optimized optical system, it achieves ultra-low power consumption while meeting the performance of conventional NDIR infrared sensors.  On the one hand, it can reduce the node load and increase the loading quantity of the bus-type gas detection equipment.  In addition, it is more suitable for battery-powered portable products and wireless gas detection equipment.  Compared with the traditional solution, it can monitor gas leakage in real time without the need for long-term pulsed intermittent work, and is safer and more reliable.

Functions Features

Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.Henan Zhong An Electronic Detection Technology CO.,LTD.

Technical Parameters

Detected gases methane, isobutane
Detection principle Non-dispersive infrared absorption (NDIR)
Detection range Methane: 0 - 5% VOL; Isobutane: 0 - 1.8% VOL
Measurement error ±3% LEL
Operating voltage 3.0V - 5.0V (3.3V recommended)
Average power < 3.3mW (average power consumption 3.3V, 1mA)
Operating temperature -40℃ to +70℃
Operating humidity 0 - 98% RH
Warm-up time 30s
Response time T90 < 20s
Communication interface UART, 1Hz (maximum)
Optical mirror Gold-plated film
Sensor life 5 years
Protection level IP54
Intrinsic safety parameters Ui = 5V, Ii = 400mA, Ci = 38μF, Li = 0mH, Pi = 0.5W

 

Henan Zhong An Electronic Detection Technology CO.,LTD.



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