GS135 air quality sensor
GS135 gas sensor has high sensitity to Ammonia, Sulfide and Benze steam, also sensitive to smoke and other harmful gases. It is with low cost and suitable for different applications.
Key parameters:
Model No. | GS135 | ||
Sensor Type | Semiconductor | ||
Standard Encapsulation | Bakelite (Black Bakelite) | ||
Detection Gas | Ammonia, Sulfide, Benze steam | ||
Concentration | 10-10000ppm | ||
Circuit | Loop Voltage | Vc | ≤24V DC |
Heater Voltage | VH | 5.0V±0.2V AC or DC | |
Load Resistance | RL | Adjustable | |
Character | Heater Resistance | RH | 31Ω±3Ω（Room Tem.） |
Heater consumption | PH | ≤900mW | |
Sensing Resistance | Rs | 2KΩ-20KΩ(in 100ppm NH3 ) | |
Sensitivity | S | Rs(in air)/Rs(100ppm NH3)≥5 | |
Slope | α | ≤0.6(R100ppm/R50ppm NH3) | |
Condition | Tem. Humidity | 20℃±2℃;65%±5%RH | |
Standard test circuit | Vc: 5.0V±0.1V； VH: 5.0V±0.1V | ||
Preheat time | Over 48 hours | ||
Packing details:
4000pcs per carton, 17.85kg, measurement: 55cm*31cm*29.5cm
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