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TDLAS Methane (CH4) Sensor

Update time:Aug-08-24

The TDLAS CH4 gas sensor developed by Senovol utilizes Tunable Diode Laser Absorption Spectroscopy (TDLAS) toachieve accurate and reliable measurement of specific methane.
Performance
Principle TDLAS
Target Gas Methane (CH4)
Measurement range 0 ~ 5% (0~100%LEL)
Accuracy ±3%LEL FS@25ºC
  ±7%LEL FS@-40ºC ~ +60ºC
Resolution 0.01%VOL (0.2%LEL)
Response time < 25s
Warm-up time < 30s
Mechanical
Enclosure Stainless steel
Weight 200 grams
Electrical
Supply voltage 3.3 ~ 5.0V DC
Power consumption < 0.2 W
Output 3.3V TTL
Communication UART
Operating Current (RT) 35mA (Typ.)
  320mA (Max.)
Environmental
Temperature range -40ºC ~ +60ºC
Pressure range 1 atm ± 10%
Humidity range 0% ~ 98%RH non-condensing
Lifetime
Storage temp -40ºC ~ 85ºC
Operating lifetime 5 years
Storage life 5 years in original packaging
Warranty 24 months
Approvals
Pending
Explosion-proof, EMC, Waterproof and dustproof design