Original CITY 4P90 PM143-000, 4P90C PM463-000 Catalytic Combustible Gas Sensors

Original CITY 4P90 PM143-000, 4P90C PM463-000 Catalytic Combustible Gas Sensors

Specs:
Brand: CITY
Model: C4P90 PM143-000, 4P90C PM463-000

4P90 PM143-000
Sensing principle: Catalytic oxidation (Pellistor)
Target gas: Combustible gases (mainly CH₄ methane, also propane, ethane, and other flammable vapors)
Measurement range: 0 ~ 100% LEL
Sensitivity: 28 ±5 mV / %LEL Methane
Response Time T90: <20 s (methane)
Resolution: 1% LEL
Operating Voltage: 3.3 ±0.02 VDC
Operating Current: 75 ±7 mA
Power consumption: 288 mW
Operating Temp: -20 ℃ ~ 55 ℃
Humidity: 0~90 % RH, non-condensing
Pressure: 80 ~ 120 kPa (1 atm ±20%)
Linearity: Linear up to 3% Vol CH₄