TDLAS CH4 Sensor Gasboard-2501 Series.png.png

TDLAS CH4 Sensor
Gasboard-2501 SeriesGasboard-2501 Series

Gasboard-2501 methane sensor is high-performance gas sensor based on tunable laser absorption spectroscopy technology (TDLAS).

Adopting a narrow-band tunable laser source, special gas chambers and optical path design, Gasboard-2501 TDLAS CH4 sensor has features of great stability, high precision, enhanced fast response, humidity interference-free, low maintenance and long lifetime.

Gasboard-2501 series could measure CH4 up to 100%Vol, are designed for scenarios with harsh working conditions. Suitable applications include Oil & Gas industry, energy sector, landfill monitoring, LNG transportation, gas leak detection, emission quantification, etc.

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Features

Narrow absorbing spectrum determines great selectivity to CH4
Laser technology to ensure superior accuracy with low drift
Great anti-cross interference to other gases and high humidity
Fast response time
Low power consumption
Long lifetime over 10 years
ATEX & IECEx Ex ia IIC T4 Ga certified

Specifications

	CO2 Sensor CM1106-C
Principle	TDLAS
Measurement Gas	CH4
Model	Gasboard-2501-05F; Gasboard-2501-100F
Measurement Range	Gasboard-2501-05F: 0-100%LEL (0~5%Vol); Gasboard-2501-100F: 0-100%Vol
Accuracy	Gasboard-2501-05F: ±5%LEL; Gasboard-2501-100F: ±(0.25%Vol or 5% of reading, take whichever is greater)
Resolution	Gasboard-2501-05F: 0.1% LEL; Gasboard-2501-100F: 0.01%Vol
Response Time	T90<20s
Output	UART_TTL (3V)
Working Condition	-25 ~ 55℃, 0~98%RH (non-condensing)
Storage Condition	-40 ~ 85℃, 0~98%RH (non-condensing)
Power Supply	3.2~5.5V DC
Working Current	<30mA (@25℃, 3.3V DC)
Dimension	Dia35mm*H57.5mm