IR-X-D low-power infrared sensors are mainly used for wireless combustible gas alarms and portable instruments requiring long endurance. 

1: Ultra-low power consumption: The default mode is 1.2mw, and the ultra-low power consumption mode is as low as 0.6mw, which meets the requirements of long endurance of the equipment. 

2: Multiple target gases: support calibration of multiple HC gases, CH4, C2H6, C3H8, i-C4H10 and other dual-gas combinations 

3: Industrial design: -41 ℃ ~ 71 ℃ temperature compensation, metal gold-plated shell, suitable for various outdoor industrial environments

Detection principle: non-dispersive infrared absorption (NDIR)

Detection gas: HC alkane gas 

Detection range: Methane: 0 ~ 5% VOL (compatible with 0 ~ 100% VOl) Ethane: 0-3% VOL Propane: 0-2.1% VOl Isobutane: 0 ~ 1.8% VOL (default calibration compensation coefficient of CH4 and C4H10) 

Measurement error: ± 3% LEL * 1 

Operating voltage: 3.0 V ~ 5.0 V * 1 (3.6 V recommended)

 Average power: < 1.2mW (average power consumption 3.3 V 360uA, minimum 180uA can be switched by command) * 1 

Working temperature: -40 ℃ ~ 70 ℃ 

Working humidity: 0 ~ 98% RH (no condensation) 

Warm-up time: 30 s 

Response time: T90 < 20s * 2 

Communication interface: UART, 1Hz (maximum) 

Optical mirror: gold-plated film 

Life expectancy: 8-10 years (clean air) 

Degree of protection: IP 54 

Explosion-proof sign: Ex ia lIC T4 Ga 

Intrinsic safety parameters: UI = 5V Li = 400mA Ci = 38 uF Li = 0mH Pi = 0.5W